LOCAL CLIMATOLOGICAL DATA Monthly Summary
July 2020
Station: KPWR Portsmouth, Virginia Latitude: 36° 59' 09" N Longitude: 76° 33' 00" W Elevation (ground): 13 feet Time Zone: Eastern +--+-------------------------------+----+---------+---------+--+-----------+--------------------+-----------------------------+------+ | | Temperature | |Deg. Days|Precip Ty| | Precip | Pressure | Wind |Solar | | +------+------+------+------+---+ Hu-+----+----+1 fog | S+-----+-----+ Adj. to Sea Level +----+----+---+-------+-------+------+ | | M | M | A | | |mid-| H | C |2 hvy fog| n| | Ice +------+------+------+ Avg| Res|Res| Peak |2Minute| Mean | | | a | i | v | | D | ity| e | o |3 thunder| o|Water| plts| | | | | | +---+---+---+---+ W | | | x | n | e | | e | | a | o |4 ice plt| w| | | | | | S | S | | S | | S | | a | | D| i | i | r | M | w | M | t | l |5 hail | | E | S | | | M | p | p | | p | | p | | t | | a| m | m | a | e | | e | i | i |6 glaze | C| q | n | M | M | e | e | e | D | e | D | e | D | t | | t| u | u | g | a | P | a | n | n |7 duststm| v| u | o | a | i | a | e | e | i | e | i | e | i | s | | e| m | m | e | n | t | n | g | g |8 smk, hz| r| v | w | x | n | n | d | d | r | d | r | d | r | m^2 | | | | | | | | | | |9 blw snw| | | | | | | | | | | | | | | | 1| 2 | 3 | 4A | 4B | 5 | 6 | 7 | 8 | 9 |10| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18| 19| 20| 21| 22| 23 | +--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ |01| 95.3 | 69.2 | 82.3 | 80.3 | 73| 82| 0| 17|1.3....8.| 0| 0.29| 0.0| 29.87| 29.76|29.834| 5.3| 3.5|199| 31| NE| 0| 0| | |02| 86.8 | 67.8*| 77.3*| 78.1 | 71| 80| 0| 13|1......8.| 0| 0.00| 0.0| 29.89| 29.82|29.855| 5.4| 4.2| 24| 22|NNE| 0| 0| | |03| 94.3 | 71.3 | 82.8 | 84.4 | 72| 69| 0| 18|.......8.| 0| 0.00| 0.0| 29.89| 29.82|29.861| 4.2| 3.4|309| 18| NW| 0| 0| | |04| 88.3 | 74.6 | 81.4 | 81.8 | 74| 77| 0| 17|.......8.| 0| 0.00| 0.0| 29.95| 29.83|29.882| 5.7| 2.5| 60| 20| NE| 0| 0| | |05| 91.2 | 70.0 | 80.6 | 82.2 | 72| 74| 0| 16|1......8.| 0| 0.00| 0.0| 30.02| 29.94|29.973| 3.3| 3.1|181| 18|SSE| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |06| 96.3 | 71.5 | 83.9 | 85.1 | 75| 73| 0| 19|.......8.| 0| 0.00| 0.0| 30.07| 30.00|30.032| 4.5| 4.3|202| 19| S| 0| 0| | |07| 94.2 | 74.4 | 84.3 | 84.9 | 76| 76| 0| 19|.......8.| 0| 0.00| 0.0| 30.07| 29.99|30.032| 5.3| 4.9|182| 28| S| 0| 0| | |08| 92.4 | 74.1 | 83.3 | 82.7 | 76| 80| 0| 18|.......8.| 0| 0.00| 0.0| 30.01| 29.89|29.941| 3.9| 3.1|151| 22|SSE| 0| 0| | |09| 86.0 | 77.1 | 81.6 | 81.3 | 76| 84| 0| 17|.........| 0| 0.00| 0.0| 29.90| 29.83|29.869| 9.0| 8.8| 66| 24|ENE| 0| 0| | |10| 93.6 | 74.7 | 84.1 | 83.8 | 76| 80| 0| 20|.........| 0| 0.06| 0.0| 29.83| 29.76|29.796| 6.4| 3.6|297| 19|NNE| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |11| 94.3 | 76.7 | 85.5 | 84.9 | 75| 75| 0| 21|.........| 0| 0.00| 0.0| 29.80| 29.71|29.754| 5.7| 5.1|219| 24|WNW| 0| 0| | |12| 96.9 | 71.8 | 84.4 | 85.7 | 71| 65| 0| 20|.......8.| 0| 0.00| 0.0| 29.81| 29.72|29.773| 4.8| 4.0|216| 18| SW| 0| 0| | |13| 93.3 | 76.2 | 84.8 | 82.9 | 74| 75| 0| 20|.........| 0| 0.00| 0.0| 29.89| 29.77|29.826| 5.4| 1.7|215| 25|NNE| 0| 0| | |14| 93.3 | 70.8 | 82.1 | 82.3 | 74| 77| 0| 17|.......8.| 0| 0.00| 0.0| 30.05| 29.89|29.959| 4.4| 0.6|103| 20|ENE| 0| 0| | |15| 91.1 | 72.6 | 81.8 | 83.0 | 72| 71| 0| 17|1......8.| 0| 0.00| 0.0| 30.15| 30.04|30.099| 4.0| 2.9|128| 22|SSE| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |16| 92.3 | 69.1 | 80.7 | 81.3 | 72| 75| 0| 16|.......8.| 0| 0.00| 0.0| 30.21| 30.16|30.180| 4.6| 4.2|159| 19|SSE| 0| 0| | |17| 98.0 | 73.9 | 85.9 | 85.8 | 76| 75| 0| 21|.......8.| 0| 0.00| 0.0| 30.17| 30.05|30.113| 4.6| 4.0|199| 21|SSW| 0| 0| | |18| 96.6 | 76.5 | 86.6 | 84.8 | 78| 80| 0| 22|..3....8.| 0| 0.06| 0.0| 30.07| 29.98|30.037| 4.9| 2.9|234| 21| NW| 0| 0| | |19|100.7*| 74.7 | 87.7 | 86.2 | 78| 79| 0| 23|1.3....8.| 0| 0.56| 0.0| 30.00| 29.89|29.955| 5.0| 4.2|213| 21|SSE| 0| 0| | |20| 99.9 | 78.4 | 89.2*| 87.4 | 79| 79| 0| 24|.......8.| 0| 0.00| 0.0| 29.96| 29.88|29.926| 5.5| 5.0|226| 24| SW| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |21|100.5 | 77.2 | 88.8 | 88.9 | 78| 72| 0| 24|.........| 0| 0.00| 0.0| 30.02| 29.94|29.984| 5.3| 5.1|216| 22| SW| 0| 0| | |22| 99.2 | 77.3 | 88.3 | 87.8 | 78| 74| 0| 23|.......8.| 0| 0.00| 0.0| 30.07| 29.98|30.035| 5.9| 3.2|231| 20| SW| 0| 0| | |23| 97.2 | 76.2 | 86.7 | 82.8 | 77| 85| 0| 22|.........| 0| 0.07| 0.0| 30.10| 30.03|30.071| 5.0| 4.6|212| 23|SSW| 0| 0| | |24| 91.8 | 74.5 | 83.2 | 82.2 | 76| 83| 0| 19|.......8.| 0| 0.00| 0.0| 30.10| 30.02|30.067| 4.8| 4.6|223| 17|SSW| 0| 0| | |25| 92.4 | 74.0 | 83.2 | 83.2 | 76| 80| 0| 18|.........| 0| 0.01| 0.0| 30.10| 30.04|30.066| 4.0| 2.2|207| 19| W| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |26| 98.2 | 74.3 | 86.3 | 83.5 | 77| 82| 0| 21|..3......| 0| 0.10| 0.0| 30.09| 29.99|30.041| 4.0| 3.7|221| 23|SSW| 0| 0| | |27| 98.1 | 75.0 | 86.6 | 85.9 | 78| 79| 0| 22|.......8.| 0| 0.00| 0.0| 29.99| 29.85|29.925| 5.0| 4.4|229| 17| W| 0| 0| | |28|100.3 | 76.5 | 88.4 | 87.1 | 77| 75| 0| 24|..3....8.| 0| 0.02| 0.0| 29.94| 29.83|29.879| 5.7| 5.3|232| 28|SSW| 0| 0| | |29| 93.6 | 74.5 | 84.1 | 82.7 | 77| 83| 0| 20|.......8.| 0| 0.00| 0.0| 29.99| 29.91|29.939| 5.1| 4.8|212| 22| S| 0| 0| | |30| 96.8 | 74.8 | 85.8 | 86.0 | 78| 78| 0| 21|.........| 0| 0.00| 0.0| 29.94| 29.80|29.871| 5.3| 5.0|205| 21| SW| 0| 0| | | | | | | | | | | | | | | | | | | | | | | | | | | |31| 94.7 | 77.4 | 86.1 | 83.8 | 79| 87| 0| 21|1.3....8.| 0| 0.33| 0.0| 29.83| 29.73|29.773| 5.5| 4.2|225| 21| NW| 0| 0| | +--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ | Sum | Sum |------|------|---|----| Ttl| Ttl| |Total|Total| For the month: | ---- | +------+------+------+------+---+----+----+----+ Number of +-----+-----+------+------+------+----+----+---+---+---+---+---+------+ |2937.6|2297.1|------|------|---|----| 0| 610| Days | 1.50| 0.0| 30.21| 29.71|29.947| 5.1| 2.5|208| 31| NE| 0| 0| ---- | +------+------+------+------+---+----+----+----+------------|-4.12" or 27% of normal +---+---+---+---+------+ | Avg | Avg | Avg | Mean |Avg| Avg|----|----|Precip | Season Ttl| Date | Date |------|----|----|---| Date | Date | Avg | +------+------+------+------+---+----+----+----+ +-----+-----+------+------+------+----+----+---+-------+-------+------+ | 94.7| 74.0| 84.4 | 84.0 | 76|77.6|----|----|≥.01 Inch 9|29.65| 0.0| 16 | 11 |------|----|----|---| 1 | 1+ | | + +5.7 +2.6 +4.2 +------+---+----+----+----+------------|+0.47" or 102% of normal +------+----+----+---+-------+-------+------+ | | Season |Snow, Ice | | | | Number of Days | to Date |≥1.0 Inch 0| Greatest in 24 Hours and Dates | Greatest Depth on Ground | +------------------+-----------------+----+----+------------+--------------+-----------------+ of Snow, Ice Pellets or Ice | | Max Temperature | Min Temperature | 0|1131|Thunder 6|Precipitation | Snow, Ice Plts | and Date | +--------+---------+--------+--------+----+----+------------+-------+------+---------+-------+-------------+----------------------+ | ≥90°F | ≤32°F | ≤32°F | ≤0°F |----|----|Heavy Fog 0| 0.56| 19 | 0.0 | - | 0 | - | +--------+---------+--------+--------+----+----+------------+-------+------+---------+----+--+-------------+----------------------+ | 28 | 0 | 0 | 0 |----|----| Clear 17 Partly Cloudy 12 Cloudy 0 | +--------+---------+--------+--------+----+----+------------------------------------------+ NOTES: Data in column 4A are (MAX+MIN) / 2, whereas data in columns 4B, 5, 6, 15, 16, 23 are means via continuous observations Units are: Temperature=°F, Wind=mph, Pressure=Inches Hg, Precipitation=inches. for 24 hours. Column 5: Dew point is calculated from temperature and humidity and is continuously averaged for 24 hours. Columns 7, 8: Degree Days heating base is 65°F, cooling base is 65°F. Data in columns 9, 10, 12 are entered manually by the station observer. Columns 17-18: Resultant wind is calculated by the vector sum of continuous wind observations. Data in columns 4B, 5, 6, 15, 16, 23 are updated continuously, there by achieving a "true" mean. OBSERVER NOTES: July 2020 was the WARMEST July month in the station database from 1976 through 2020. The average temperature of 84.4° was 4.2° above normal. The top 5 warmest July months include: 1) 84.4° 2020 2) 82.8° 1995 3) 82.6° 2016 4) 82.4° 1993 5) 82.3° 1987 July 2020 was the 3rd driest July month in the station database from 1976 through 2020. The top 5 driest July months include: 1) 1.32" 1978 2) 1.43" 1995 3) 1.50" 2020 4) 2.14" 1988 5) 2.16" 1977 FROPA: 1st,4th,14th,18th,31st
STATION RECORDS:
17th - TEMPERATURE TIED Maximum 98 [previously 1988, 2019]
19th - TEMPERATURE Maximum 101 [previously 99 1977]
20th - TEMPERATURE TIED Maximum Low 78 [previously 1988]
20th - TEMPERATURE TIED Maximum 100 [previously 2019]
21st - TEMPERATURE TIED Max low 78 [previously 1983]
21st - TEMPERATURE MAXIMUM 101 [previously 100 2019]
26th - TEMPERATURE TIED Maximum 98 [previously 1987]
28th - TEMPERATURE Maximum 100 [previously 99 2016]
OBSERVATIONS AT 3-HOUR INTERVALS
July 2020: KPWR Portsmouth, Virginia
+--+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+ | | | | | | | | | | | | | | | | | | | | | | | | | | | | T | | | Wind | | | | T | | | Wind | | | | T | | | Wind | | | | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | | | a | m | D | | D| | | | | a | m | D | | D| | | | | a | m | D | | D| | | | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | | H| h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | | o| i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | | u| n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | | r| e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 1 | JUL 2 | JUL 3 | | | | | |01| |29.86| 0.00| 76| 72| 89|18| 4| 11| |29.84| 0.00| 69| 69| 99|27| 4| 7| |29.88| 0.00| 74| 70| 88|02| 0| 6| |04| |29.83| 0.00| 74| 71| 91|22| 4| 6| |29.82| 0.00| 69| 68| 99|04| 4| 6| |29.86| 0.00| 72| 70| 94|27| 4| 7| |07| |29.84| 0.00| 76| 74| 94|22| 4| 7| |29.84| 0.00| 72| 72|100|24| 0| 6| |29.87| 0.00| 74| 73| 95|24| 0| 7| |10| |29.86| 0.00| 88| 77| 68|22| 5| 13| |29.87| 0.00| 79| 75| 88|00| 7| 16| |29.89| 0.00| 87| 73| 63|27| 6| 15| |13| |29.84| 0.00| 93| 78| 61|18| 6| 13| |29.87| 0.00| 84| 70| 64|02| 11| 22| |29.88| 0.00| 91| 72| 53|31| 7| 16| |16| |29.77| 0.00| 95| 77| 55|22| 6| 14| |29.85| 0.00| 86| 70| 58|06| 7| 16| |29.85| 0.00| 94| 74| 52|31| 7| 16| |19| |29.85| 0.01| 72| 71| 96|15| 6| 15| |29.85| 0.00| 87| 71| 59|06| 6| 14| |29.82| 0.00| 94| 71| 47|31| 6| 14| |22| |29.83| 0.00| 71| 70| 98|20| 4| 10| |29.87| 0.00| 81| 72| 74|02| 0| 4| |29.85| 0.00| 85| 73| 66|00| 0| 4| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 4 | JUL 5 | JUL 6 | | | | | |01| |29.85| 0.00| 79| 73| 82|02| 0| 5| |29.94| 0.00| 74| 72| 93|18| 0| 5| |30.02| 0.00| 77| 72| 84|22| 4| 12| |04| |29.83| 0.00| 76| 72| 85|24| 0| 6| |29.94| 0.00| 71| 70| 95|09| 0| 5| |30.00| 0.00| 74| 71| 91|24| 0| 6| |07| |29.85| 0.00| 77| 73| 87|27| 4| 7| |29.97| 0.00| 73| 73| 98|09| 0| 4| |30.04| 0.00| 74| 73| 97|22| 0| 5| |10| |29.87| 0.00| 87| 77| 72|02| 10| 19| |29.99| 0.00| 86| 73| 66|15| 4| 10| |30.06| 0.00| 88| 78| 72|22| 5| 11| |13| |29.90| 0.00| 88| 76| 68|06| 10| 18| |30.00| 0.00| 91| 72| 53|22| 5| 12| |30.05| 0.00| 95| 79| 60|18| 7| 19| |16| |29.89| 0.00| 87| 75| 67|06| 10| 19| |29.97| 0.00| 90| 75| 61|15| 5| 18| |30.01| 0.00| 96| 77| 56|20| 6| 18| |19| |29.90| 0.00| 83| 74| 76|18| 5| 14| |29.96| 0.00| 90| 71| 53|18| 7| 15| |30.00| 0.00| 93| 75| 56|20| 6| 16| |22| |29.93| 0.00| 78| 72| 84|15| 5| 13| |30.00| 0.00| 81| 71| 72|18| 4| 10| |30.04| 0.00| 84| 74| 72|20| 5| 15| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 7 | JUL 8 | JUL 9 | | | | | |01| |30.07| 0.00| 79| 74| 85|18| 4| 7| |30.01| 0.00| 77| 74| 91|20| 0| 4| |29.89| 0.00| 78| 76| 92|04| 4| 11| |04| |30.04| 0.00| 76| 74| 92|20| 4| 6| |29.96| 0.00| 74| 73| 95|20| 0| 4| |29.87| 0.00| 78| 76| 94|06| 5| 13| |07| |30.06| 0.00| 76| 75| 98|13| 4| 10| |29.97| 0.00| 77| 76| 98|15| 0| 6| |29.89| 0.00| 80| 78| 92|06| 5| 14| |10| |30.05| 0.00| 89| 76| 67|22| 5| 11| |29.97| 0.00| 87| 76| 72|06| 5| 17| |29.90| 0.00| 83| 76| 80|06| 12| 20| |13| |30.04| 0.00| 94| 77| 57|18| 7| 18| |29.95| 0.00| 88| 76| 68|06| 6| 17| |29.89| 0.00| 86| 76| 73|06| 11| 22| |16| |30.01| 0.00| 94| 79| 62|15| 10| 19| |29.90| 0.00| 88| 76| 68|15| 7| 22| |29.86| 0.00| 86| 77| 75|06| 11| 24| |19| |30.00| 0.00| 88| 75| 65|18| 11| 28| |29.89| 0.00| 85| 75| 72|15| 5| 15| |29.84| 0.00| 83| 76| 79|06| 11| 22| |22| |30.01| 0.00| 81| 75| 84|20| 4| 7| |29.92| 0.00| 80| 75| 86|15| 4| 12| |29.84| 0.00| 79| 75| 89|06| 11| 21| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 10 | JUL 11 | JUL 12 | | | | | |01| |29.83| 0.04| 78| 76| 92|02| 10| 16| |29.79| 0.00| 81| 78| 91|20| 6| 16| |29.79| 0.00| 78| 71| 79|20| 4| 6| |04| |29.79| 0.00| 75| 75| 98|31| 6| 15| |29.75| 0.00| 78| 76| 94|20| 5| 12| |29.77| 0.00| 75| 71| 88|22| 4| 7| |07| |29.80| 0.00| 77| 77| 98|31| 7| 17| |29.76| 0.00| 79| 77| 93|22| 4| 12| |29.80| 0.00| 74| 72| 93|20| 4| 7| |10| |29.81| 0.00| 83| 77| 83|31| 10| 19| |29.77| 0.00| 83| 77| 80|22| 6| 19| |29.81| 0.00| 86| 75| 69|02| 5| 10| |13| |29.82| 0.00| 88| 77| 71|31| 7| 18| |29.74| 0.00| 89| 79| 74|22| 6| 18| |29.80| 0.00| 95| 72| 48|22| 6| 16| |16| |29.77| 0.00| 93| 76| 59|27| 6| 15| |29.72| 0.00| 94| 76| 56|22| 10| 23| |29.75| 0.00| 96| 72| 45|22| 7| 17| |19| |29.76| 0.00| 93| 77| 60|22| 6| 17| |29.74| 0.00| 93| 72| 51|27| 7| 20| |29.73| 0.00| 94| 68| 43|20| 6| 16| |22| |29.80| 0.00| 85| 76| 76|20| 5| 12| |29.78| 0.00| 84| 72| 67|20| 4| 7| |29.77| 0.00| 86| 71| 61|22| 4| 6| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 13 | JUL 14 | JUL 15 | | | | | |01| |29.79| 0.00| 80| 75| 85|20| 5| 13| |29.89| 0.00| 76| 72| 88|18| 0| 4| |30.05| 0.00| 77| 74| 90|11| 0| 6| |04| |29.77| 0.00| 77| 74| 90|22| 5| 13| |29.90| 0.00| 72| 70| 93|18| 0| 7| |30.05| 0.00| 74| 72| 94|11| 0| 4| |07| |29.80| 0.00| 77| 75| 94|20| 4| 7| |29.94| 0.00| 74| 73| 96|31| 4| 11| |30.09| 0.00| 76| 75| 99|09| 0| 4| |10| |29.82| 0.00| 81| 71| 72|02| 12| 25| |29.96| 0.00| 86| 77| 76|06| 5| 12| |30.11| 0.00| 87| 73| 63|18| 5| 11| |13| |29.84| 0.00| 88| 73| 60|33| 7| 15| |29.95| 0.00| 92| 73| 54|27| 5| 13| |30.12| 0.00| 91| 69| 49|06| 7| 16| |16| |29.81| 0.00| 93| 74| 54|33| 6| 16| |29.96| 0.00| 89| 76| 65|06| 10| 20| |30.10| 0.00| 91| 68| 48|06| 6| 16| |19| |29.85| 0.00| 87| 74| 67|15| 5| 12| |29.99| 0.00| 89| 77| 68|15| 6| 15| |30.11| 0.00| 90| 71| 54|15| 7| 20| |22| |29.88| 0.00| 81| 73| 78|18| 5| 13| |30.04| 0.00| 82| 75| 81|15| 4| 12| |30.13| 0.00| 80| 69| 71|15| 6| 13| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 16 | JUL 17 | JUL 18 | | | | | |01| |30.16| 0.00| 74| 69| 84|15| 4| 7| |30.17| 0.00| 77| 74| 92|18| 4| 10| |30.07| 0.00| 83| 77| 84|22| 4| 11| |04| |30.17| 0.00| 70| 68| 91|13| 0| 5| |30.15| 0.00| 75| 73| 95|18| 0| 5| |30.06| 0.00| 79| 75| 88|27| 4| 11| |07| |30.19| 0.00| 71| 70| 96|09| 0| 4| |30.16| 0.00| 75| 74| 98|22| 0| 6| |30.07| 0.00| 77| 74| 89|22| 5| 12| |10| |30.18| 0.00| 85| 73| 69|06| 6| 17| |30.16| 0.00| 87| 79| 76|22| 6| 18| |30.07| 0.00| 87| 78| 74|27| 5| 12| |13| |30.21| 0.00| 88| 74| 63|15| 7| 19| |30.12| 0.00| 94| 79| 63|20| 7| 21| |30.04| 0.00| 95| 81| 65|27| 5| 15| |16| |30.18| 0.00| 92| 72| 53|15| 7| 17| |30.07| 0.00| 97| 78| 55|20| 6| 17| |29.99| 0.00| 94| 80| 64|15| 6| 17| |19| |30.16| 0.00| 87| 74| 66|18| 6| 15| |30.05| 0.00| 94| 77| 58|18| 6| 15| |30.00| 0.06| 80| 77| 90|31| 7| 21| |22| |30.17| 0.00| 79| 74| 83|15| 6| 14| |30.05| 0.00| 87| 76| 70|20| 5| 12| |30.01| 0.00| 80| 78| 94|13| 4| 6| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
MAXIMUM SHORT DURATION PRECIPITATION
+------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Time Period (minutes) | 5 | 10 | 15 | 20 | 30 | 45 | 60 | 80 | 100 | 120 | 150 | 180 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Precipitation | 0.05 | 0.09 | 0.14 | 0.18 | 0.27 | 0.41 | 0.54 | 0.55 | 0.56 | 0.56 | 0.56 | 0.56 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Ended: Date | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Ended: Time | 2004 | 2008 | 2014 | 2018 | 2029 | 2044 | 2100 | 2120 | 2140 | 2140 | 2140 | 2140 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ The precipitation amounts for the indicated time intervals may occur at any time during the month. The time indicated is the ending time of the interval. Date and time are not entered for trace amounts.
OBSERVATIONS AT 3-HOUR INTERVALS
July 2020: KPWR Portsmouth, Virginia
+--+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+ | | | | | | | | | | | | | | | | | | | | | | | | | | | | T | | | Wind | | | | T | | | Wind | | | | T | | | Wind | | | | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | | | a | m | D | | D| | | | | a | m | D | | D| | | | | a | m | D | | D| | | | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | | H| h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | | o| i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | | u| n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | | r| e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 19 | JUL 20 | JUL 21 | | | | | |01| |30.00| 0.00| 77| 75| 94|22| 4| 13| |29.92| 0.00| 80| 79| 98|22| 4| 12| |29.96| 0.00| 83| 76| 79|20| 6| 17| |04| |29.99| 0.00| 76| 75| 96|22| 4| 12| |29.91| 0.00| 79| 78| 99|22| 6| 16| |29.96| 0.00| 79| 75| 86|22| 5| 14| |07| |29.99| 0.00| 75| 75| 98|22| 4| 11| |29.95| 0.00| 79| 79| 99|22| 6| 15| |30.00| 0.00| 78| 75| 90|22| 5| 13| |10| |29.99| 0.00| 84| 80| 86|22| 5| 14| |29.95| 0.00| 87| 81| 83|22| 6| 15| |30.01| 0.00| 88| 78| 72|20| 5| 15| |13| |29.96| 0.00| 95| 80| 62|22| 7| 20| |29.94| 0.00| 95| 81| 64|24| 5| 14| |30.01| 0.00| 96| 82| 64|22| 7| 18| |16| |29.91| 0.00|100| 78| 49|24| 7| 17| |29.90| 0.00|100| 82| 57|18| 6| 14| |29.97| 0.00|101| 81| 55|20| 7| 17| |19| |29.90| 0.00| 98| 80| 56|20| 5| 13| |29.89| 0.00| 90| 77| 65|22| 6| 24| |29.95| 0.00| 97| 80| 58|20| 6| 18| |22| |29.93| 0.03| 81| 79| 95|06| 5| 17| |29.94| 0.00| 88| 78| 72|22| 5| 15| |30.02| 0.00| 89| 77| 68|29| 5| 15| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 22 | JUL 23 | JUL 24 | | | | | |01| |30.06| 0.00| 83| 75| 77|33| 6| 18| |30.06| 0.00| 82| 77| 85|18| 0| 12| |30.08| 0.00| 76| 75| 95|18| 4| 10| |04| |30.04| 0.00| 79| 75| 88|27| 4| 14| |30.07| 0.00| 80| 76| 88|22| 5| 15| |30.07| 0.00| 75| 74| 96|22| 4| 11| |07| |30.03| 0.00| 78| 75| 92|20| 5| 16| |30.09| 0.00| 79| 77| 94|22| 5| 12| |30.09| 0.00| 75| 74| 98|22| 4| 10| |10| |30.06| 0.00| 89| 81| 76|22| 6| 18| |30.10| 0.00| 89| 80| 76|22| 5| 15| |30.10| 0.00| 80| 76| 88|22| 5| 13| |13| |30.05| 0.00| 95| 81| 64|22| 6| 18| |30.07| 0.00| 96| 83| 66|20| 6| 16| |30.09| 0.00| 87| 80| 79|22| 6| 15| |16| |29.99| 0.00| 98| 80| 56|20| 7| 15| |30.04| 0.01| 81| 77| 88|13| 5| 14| |30.03| 0.00| 91| 77| 63|22| 6| 17| |19| |30.03| 0.00| 93| 76| 58|22| 7| 19| |30.06| 0.00| 80| 75| 84|22| 5| 13| |30.03| 0.00| 90| 77| 66|22| 5| 16| |22| |30.05| 0.00| 86| 77| 75|04| 10| 18| |30.06| 0.00| 76| 75| 94|22| 4| 13| |30.06| 0.00| 84| 77| 81|18| 4| 13| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 25 | JUL 26 | JUL 27 | | | | | |01| |30.04| 0.00| 80| 76| 89|27| 4| 12| |30.09| 0.00| 78| 75| 88|22| 0| 7| |29.98| 0.00| 76| 75| 98|22| 4| 10| |04| |30.06| 0.00| 76| 73| 93|00| 0| 7| |30.08| 0.00| 76| 73| 90|22| 4| 10| |29.96| 0.00| 76| 75| 98|22| 5| 13| |07| |30.08| 0.00| 74| 73| 95|24| 0| 5| |30.09| 0.00| 75| 74| 96|22| 4| 7| |29.98| 0.00| 76| 75| 99|22| 5| 14| |10| |30.10| 0.00| 83| 77| 83|24| 4| 13| |30.07| 0.00| 86| 79| 81|22| 5| 10| |29.98| 0.00| 85| 79| 84|27| 6| 17| |13| |30.08| 0.00| 89| 77| 68|27| 5| 12| |30.04| 0.00| 93| 78| 61|29| 5| 14| |29.94| 0.00| 93| 78| 62|29| 5| 14| |16| |30.04| 0.00| 92| 80| 68|18| 7| 17| |29.99| 0.00| 98| 80| 56|20| 6| 16| |29.88| 0.00| 98| 81| 58|20| 6| 14| |19| |30.04| 0.00| 90| 79| 69|15| 7| 16| |30.02| 0.08| 84| 78| 82|20| 5| 19| |29.85| 0.00| 95| 80| 62|18| 5| 15| |22| |30.08| 0.00| 83| 77| 84|18| 4| 12| |29.99| 0.00| 78| 77| 96|22| 0| 6| |29.88| 0.00| 88| 78| 73|22| 5| 14| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 28 | JUL 29 | JUL 30 | | | | | |01| |29.88| 0.00| 83| 78| 84|20| 5| 13| |29.92| 0.00| 76| 74| 93|22| 4| 11| |29.94| 0.00| 79| 76| 91|22| 5| 10| |04| |29.85| 0.00| 81| 77| 87|22| 5| 15| |29.93| 0.00| 75| 73| 94|22| 4| 7| |29.90| 0.00| 77| 75| 94|22| 4| 11| |07| |29.89| 0.00| 79| 77| 92|22| 5| 15| |29.95| 0.00| 75| 73| 95|22| 4| 6| |29.92| 0.00| 76| 75| 97|22| 4| 7| |10| |29.90| 0.00| 88| 78| 72|27| 6| 16| |29.98| 0.00| 82| 77| 85|18| 4| 10| |29.91| 0.00| 85| 80| 85|18| 5| 12| |13| |29.89| 0.00| 95| 80| 62|24| 6| 24| |29.97| 0.00| 88| 80| 75|20| 6| 17| |29.88| 0.00| 94| 81| 66|20| 7| 18| |16| |29.83| 0.00| 99| 77| 51|24| 6| 17| |29.92| 0.00| 93| 79| 64|22| 6| 19| |29.83| 0.00| 97| 80| 59|20| 7| 17| |19| |29.86| 0.00| 93| 78| 62|20| 7| 26| |29.91| 0.00| 89| 79| 73|20| 6| 18| |29.80| 0.00| 94| 79| 62|18| 7| 17| |22| |29.94| 0.02| 78| 76| 91|22| 5| 15| |29.93| 0.00| 83| 78| 85|20| 5| 14| |29.83| 0.00| 87| 78| 76|18| 4| 10| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 31 | | | | | | | |01| |29.81| 0.00| 83| 78| 86|20| 5| 15| | | |04| |29.76| 0.00| 81| 78| 91|20| 5| 15| | | |07| |29.77| 0.00| 80| 78| 94|20| 5| 13| | | |10| |29.79| 0.00| 85| 80| 85|22| 6| 19| | | |13| |29.76| 0.00| 92| 80| 68|27| 7| 17| | | |16| |29.73| 0.01| 94| 85| 74|20| 7| 18| | | |19| |29.75| 0.26| 82| 80| 94|06| 5| 14| | | |22| |29.81| 0.01| 79| 78| 98|22| 5| 11| | | +--+----+-----+-----+---+---+---+--+---+---+---------------------------------------+---------------------------------------+
WEATHER NOTES SUMMARY BY HOURS
+--+-----------------------------+---------+ Wind Direction: Directions are those from which the wind is blowing, | | Averages | | indicated in tens of degrees from true North: i.e., 09 for East, 18 for | +----+------+---+---+---+-----+Resultant| South, 27 for West, and 00 or 36 for North. | | | | | | | | | Wind Speed: The observed one-minute average speed in miles-per-hour. | | | | T | | | | Wind | Wind Gust: The maximum instantaneous wind speed for the ten minute-period | | | | e | | % | W +----+----+ preceding the observation. | | | | m | D | | i | D | | Rainfall Rate: The instantaneous rainfall rate at time of observation, | | S | P | p | e | H | n | i | | calculated by timing consecutive 0.01" pulses from the electronic rain | | u | r | e | w | u | d | r | | gauge and interpolating this rate for one hour. | | n | e | r | | m | | e | | | | s | s | a | P | i | S | c | S | | H| h | s | t | o | d | p | t | p | | o| i | u | u | i | i | e | i | e | | u| n | r | r | n | t | e | o | e | | r| e | e | e | t | y | d | n | d | +--+----+------+---+---+---+-----+----+----+ |01| |29.957| 78| 74| 89| 3.5| 21 | 2.0| |04| |29.940| 76| 73| 92| 3.2| 23 | 2.3| |07| |29.961| 76| 75| 95| 3.3| 23 | 2.4| |10| |29.971| 85| 77| 76| 6.0| 24 | 1.6| |13| |29.959| 91| 77| 63| 6.6| 23 | 2.3| |16| |29.920| 93| 77| 60| 7.0| 19 | 3.2| |19| |29.921| 89| 76| 66| 6.3| 19 | 4.0| |22| |29.950| 82| 75| 80| 4.5| 18 | 2.6| +--+----+------+---+---+---+-----+----+----+
HOURLY PRECIPITATION (Water Equivalent)
July 2020: KPWR Portsmouth, Virginia
---+-----------------------------------------------------------+-----------------------------------------------------------+--- | | | D| A.M. Hour Ending at | P.M. Hour Ending at |D a| | |a t+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+t e| 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |e ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+--- 01| | | | | | | | | | | | | | | | | |0.22|0.01|0.06| | | | |01 02| | | | | | | | | | | | | | | | | | | | | | | | |02 03| | | | | | | | | | | | | | | | | | | | | | | | |03 04| | | | | | | | | | | | | | | | | | | | | | | | |04 05| | | | | | | | | | | | | | | | | | | | | | | | |05 | | | | | | | | | | | | | | | | | | | | | | | | | 06| | | | | | | | | | | | | | | | | | | | | | | | |06 07| | | | | | | | | | | | | | | | | | | | | | | | |07 08| | | | | | | | | | | | | | | | | | | | | | | | |08 09| | | | | | | | | | | | | | | | | | | | | | | | |09 10|0.04|0.02| | | | | | | | | | | | | | | | | | | | | | |10 | | | | | | | | | | | | | | | | | | | | | | | | | 11| | | | | | | | | | | | | | | | | | | | | | | | |11 12| | | | | | | | | | | | | | | | | | | | | | | | |12 13| | | | | | | | | | | | | | | | | | | | | | | | |13 14| | | | | | | | | | | | | | | | | | | | | | | | |14 15| | | | | | | | | | | | | | | | | | | | | | | | |15 | | | | | | | | | | | | | | | | | | | | | | | | | 16| | | | | | | | | | | | | | | | | | | | | | | | |16 17| | | | | | | | | | | | | | | | | | | | | | | | |17 18| | | | | | | | | | | | | | | | | | |0.06| | | | | |18 19| | | | | | | | | | | | | | | | | | | | |0.53|0.03| | |19 20| | | | | | | | | | | | | | | | | | | | | | | | |20 | | | | | | | | | | | | | | | | | | | | | | | | | 21| | | | | | | | | | | | | | | | | | | | | | | | |21 22| | | | | | | | | | | | | | | | | | | | | | | | |22 23| | | | | | | | | | | | | |0.05|0.01|0.01| | | | | | | | |23 24| | | | | | | | | | | | | | | | | | | | | | | | |24 25| | |0.01| | | | | | | | | | | | | | | | | | | | | |25 | | | | | | | | | | | | | | | | | | | | | | | | | 26| | | | | | | | | | | | | | | | | | |0.08|0.02| | | | |26 27| | | | | | | | | | | | | | | | | | | | | | | | |27 28| | | | | | | | | | | | | | | | | | | | | |0.02| | |28 29| | | | | | | | | | | | | | | | | | | | | | | | |29 30| | | | | | | | | | | | | | | | | | | | | | | | |30 31| | | | | | | | | | | | | | | |0.01|0.03|0.01|0.26|0.01| |0.01| | |31 ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+--- Sum|0.04|0.02|0.01|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.05|0.01|0.02|0.03|0.23|0.41|0.09|0.53|0.06|0.00|0.00|Sum ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+--- During a frozen precipitation event, hourly precipitation totals may not be recorded. In this case, daily amounts are typically entered in the last column (hour ending at 12 A.M.)