March & Yearly 2000

Graphs follow the table summary!

Portsmouth Weather Records Service
 

Local Climatological Data
*Data Are Subject to Correction by PWRS

 Station:  PORTSMOUTH, VIRGINIA
Month:   MARCH     Year: 2000
Latitude: 36° 50'N    Longitude: 76° 18'W  (OFFICIAL CITY) 
Station Elevation: 20 FT 
Standard Time: EASTERN STANDARD

 
  Temperature Degree Days Precipitation     Wind    Weather Weather Peak Wind 
Date Max Min Mn Dep HDD CDD Total Snow Depth Avg Dir Types Types Speed Dir
1
71
37
54.0
+10
11.0
 
0.0
0.0
0
5.5
SSW
PC
 
24
SSW
2
59
45
52.0
+5
13.0
 
0.0
0.0
0
5.8
N
SU
FROPA
24
N
3
55
39
47.0
+1
18.0
 
0.0
0.0
0
5.5
N
SU
 
15
N
4
53
38
45.5
-1
19.5
 
0.0
0.0
0
3.3
NNE
PC
 
16
NE
5
66
37
51.5
+2
13.5
 
0.0
0.0
0
4.5
W
SU
 
22
W
6
63
42
52.5
+5
12.5
 
0.0
0.0
0
4.5
N
SU
 
22
NW
7
70
36
53.0
+6
12.0
 
0.0
0.0
0
3.7
SSW
SU
 
16
SW
8
82
51
66.5
+19
 
1.5
0.0
0.0
0
3.8 
SSW 
SU
 
19
WNW
9
81
58
69.5
+23
 
4.5
0.0
0.0
0
9.0
SSW
SU
 
28
SW
10
75
57
66.0
+19
 
1.0
0.0
0.0
0
5.4
SE
PC
-HZ
16
NNE
11
80
57
68.5
+21
  
3.5
0.17
0.0
0
8.5
S
PC
DST LTG
BR TSRA
-HZ SHRA
27
S
12
67
40
53.5
+6
11.5
 
0.20
0.0
0
8.6
N
PC
FROPA SHRA
27
N
13
48
37
42.5
-7
22.5
 
0.0
0.0
0
6.3
N
SU
COLDER
23
N
14
60
33
46.5
-4
18.5
 
0.0
0.0
0
3.0
S
SU
-FROST
12
NE
15
72
40
56.0
+5
9.0
 
0.0
0.0
0
2.9
SSE
SU
  
17
S
16
75
53
64.0
+15
1.0
 
0.19
0.0
0
5.9
S
C
BR SHRA
22
S
17
67
41
54.0
+3
11.0
 
0.09
0.0
0
11.5
NNE
PC
SHRA -BR
FROPA
28
N
18
41
33
37.0
-13
28.0
 
0.0
0.0
0
9.1
NE
PC 
BREEZY
COLD
25
NNE
19
54
41
47.5
-2
17.5
 
0.0
0.0
0
6.2
NE
PC
COOL
15
NE
20
55
46
50.5
+2
14.5
 
0.22
0.0
0
7.5
NE
C 
COOL
BREEZY SHRA
29
NE
21
55
43
49.0
-1
16.0
 
0.93
0.0
0
7.5
N
C
COOL
BR RA
DAMP
21
NE
22
47
42
44.5
-4
20.5
 
0.17
0.0
0
11.0
N
C
WINDY
BR  RA DZ
33
N
23
50
40
45.0
-4
20.0
 
T
0.0
0
6.7
N
PC 
DZ (AM) BREEZY
22
N
24
63
38
50.5
-1
14.5
 
0.0
0.0
0
2.8
N
SU 
BR(AM)
14
N
25
76
44
60.0
+9
5.0
 
0.01
0.0
0
6.6
SSW
PC
SHRA
25
SSW
26
73
52
62.5
+10
2.5
 
0.03
0.0
0
5.8
W
PC 
FROPA(AM)
25
N
27
75
45
60.0
+7
5.0
 
0.53
0.0
0
5.3
S
PC
SHRA
24
S
28
66
49
57.5
+2
7.5
  
0.04
0.0
0
7.8
SSW
PC VIRGA
SHRA
FROPA
27
SSW
29
64
43
53.5
-4
11.5
  
0.0
0.0
0
6.8
W
PC
 
25
W
30
54
45
49.5
-9
15.5
 
0.33
0.0
0
1.6
N
PC BR
SHRA
FROPA
+FG
11
SSW
31
60
43
51.5
-5
13.5
  
0.01
0.0
0
4.5
N
PC
+FG SHRA
17
N
Temperature Data
AVERAGE HIGH : 63.8º     DEPARTURE:  + 3.8º
AVERAGE LOW :  43.4º     DEPARTURE:  + 3.5º
MEAN:                    53.6º     DEPARTURE:  + 3.7º

HIGHEST: 82º on 8th
LOWEST:  33º on 14th and 18th

Number of Days:
MAX 100º OR ABOVE:    0
MAX 32º OR BELOW:     0
MAX 90º OR ABOVE:      0
MIN 32º OR BELOW:      0
MIN 0º OR BELOW:        0

Heating Degree Days
TOTAL THIS MONTH: 364.5 from 27 days
SEASONAL TOTAL:   2735.5

Cooling Degree Days
TOTAL THIS MONTH: 10.5 from 4 days
SEASONAL TOTAL:    10.5

NUMBER OF:

Days Cloudy:                                                4
Days Partly Cloudy:                                   16
Days Clear or Sunny:                                11
Days with Fog/Ground Fog:                       8
Days with Dense Fog:                                2
Days with Frost:                                          1
Days with Thunderstorms:                      1 
Thunderstorms:                                         1
Days with some type of Snowfall:          0

 Precipitation Data
TOTAL FOR THE MONTH: 2.92"
DEPARTURE FROM NORMAL: -1.32" or 69%
GREATEST DAILY: 0.93" on the 21st
GREATEST IN 24- HR PERIOD: 1.17"  on the 20th-21st
AVERAGE DAILY: 0.09"
NORMAL DAILY:   0.14"
# DAYS WITH MEASURABLE PRECIPITATION:  13
YEAR-TO-DATE: 9.01"  DEPARTURE: -2.76" or 77% of the normal

MAXIMUM FOR MARCH:  10.96" in 1994 --> (since
MINIMUM FOR MARCH:    0.89"  in 1986 -->  1977)

Snowfall, Ice Pellets
TOTAL FOR THE MONTH: 0.00"
GREATEST IN 24 HOURS: 0.00" on the ---
GREATEST DEPTH ON GROUND: 0.00 on the ---

MARCH MAX = 14.0" in 1980

Number of Days:
WITH 0.01" OR MORE PRECIP: 13
WITH 0.10" OR MORE PRECIP: 8
WITH 0.50" OR MORE PRECIP: 2
WITH 1.00" OR MORE PRECIP: 0

Pressure Data
HIGHEST SEA-LEVEL:  30.598" on the 18th
LOWEST SEA-LEVEL:   29.289" on the 28th

YEAR-TO-DATE 2000 [through 3/31/00; next update 4/30/00]

Temperature Data
AVERAGE HIGH : 55.3º   DEPARTURE: +1.9º
AVERAGE LOW :  37.4º    DEPARTURE: +2.5º
MEAN: 46.3º  DEPARTURE:  +2.2º

HIGHEST: 82º on 8th of March
LOWEST: 12º on 28th of January

Number of Days:
MAX 100º OR ABOVE: 0
MAX 32º OR BELOW:  6
MAX 90º OR ABOVE:   0
MIN 32º OR BELOW: 26
MIN 0º OR BELOW:     0

Heating Degree Days
 TOTAL:  1711.5 

Cooling Degree Days
TOTAL:       10 .5

NUMBER OF:

Days Cloudy:                                                14
Days Partly Cloudy:                                    44
Days Clear or Sunny:                                 32
Days with Fog/Ground Fog:                       30
Days with Dense Fog:                                 5
Days with Frost:                                           7
Days with Thunderstorms:                       2
Thunderstorms:                                          2
Days with some type of Snowfall:           9

 Precipitation Data
TOTAL: 9.01"
DEPARTURE FROM NORMAL:   -2.76" or 77%
GREATEST DAILY: 1.19" on the January 30th
GREATEST IN 24- HR PERIOD: 1.29"  on January 24th-25th 
5PM-5PM 
AVERAGE DAILY: 0.10"
NORMAL DAILY: 0.13"
# DAYS WITH MEASURABLE PRECIPITATION:  30 or 77%

MAXIMUM:  4.80" in January
MINIMUM:   1.29" in February

Snowfall, Ice Pellets
TOTAL: 6.70"
GREATEST IN 24 HOURS: 4.0" on January 25th
GREATEST DEPTH ON GROUND: 4.0" on January 25th

Number of Days:

WITH 0.01" OR MORE PRECIP: 30
WITH 0.10" OR MORE PRECIP: 19
WITH 0.50" OR MORE PRECIP: 6
WITH 1.00" OR MORE PRECIP: 1

Pressure Data
HIGHEST SEA-LEVEL: 30.758" on the January 15th
LOWEST SEA-LEVEL:  29.232" on the January 25th

 
PWRS DENOTATIONS: SU/CL = Clear sky; PC = Partly cloudy sky; C = cloudy sky; NA, not available; NR, not recorded; TEMP, temperature; MAX, maximum; MIN, minimum; T, trace of precipitation; INOP, inoperative equipment; MPH, miles per hour; DN, departure from normal; 
DEP, departure; YR, year; NORM, normal; DST LTG, distant lightning; FROP or FROPA, frontal passage; AM morning; AFT afternoon hours; EVE evening hours; PM evening hours; E estimated; VBL, variable wind directions; TS, tropical storm;

 
MARCH 2000 MONTHLY STATION RECORDS:
  • Maximum temperature: 82o on the 8th
  • Maximum temperature: 81o on the 9th
  • Maximum minimum temperature: 58o on the 9th
  • Maximum minimum temperature:  57o on the 10th
  • Maximum minimum temperature: 57o on the 11th
  • Daily precipitation record: 0.20" on the 12th
  • Daily precipitation record: 0.53" on the 27th

 
METAR DENOTATIONS: 

BC   Patches
BL   Blowing 
BR   Fog with visibilites > 5/8 but <=6 statute miles and below to 5/8 mile
DU   Dust (widespread)
DS   Duststorm
DZ   Drizzle
FC   Funnel Cloud
FC+  Tornado/waterspout
FG   Fog with visibility <= 5/8 statute miles
FU   Smoke 
FZDZ Freezing drizzle
FZRA Freezing rain
FZFG Freezing fog 
GR   Hail 
GS   Small hail 
HZ   Haze 
IC   Ice crystals 
PL   Ice pellets 
PY   Spray
RA   Rain
SA   Sand 
SS   Sandstorm 
PO   Sand or dust whirls 
SG   Snow granules
SH   Shower 
SHRA Shower of rain
SHSN Shower of snow
SHPE Shower of ice pellets
SHGR Shower with hail
SHGS Shower with small hail
SM   Statute miles 
SN   Snow
SQ   Squalls
TS   Thunderstorm 
TSGR Thunderstorm with hail
TSGS Thunderstorm with small hail
TSPE Thunderstorm with ice pellets
TSRA Thunderstorm with rain
TSSN Thunderstorm with snow
UP   Unknown precipitation
VA   Volcanic ash 
VC   Vicinity
V V   Used for obscurred sky

METAR Qualifiers: (now placed in FRONT of code)

-  Light 
+  Heavy 
DR Low drifting
M  Below (as in -x.x degrees)
MI Shallow 
PR Partial

March 2000 Temperature Graph
March 2000 Rain/Relative Humidity Graph
March 2000 Wind Graph
March 2000 Barometer & Wind Graph

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