Portsmouth Weather Records Service
 

Local Climatological Data
*Data Is Subject to Correction by PWRS

Station:  PORTSMOUTH, VIRGINIA
Month:   OCTOBER Year: 2003
Latitude: 36 48 04 N    Longitude: 76 19 40 W
Station Elevation: 20 FT 
Standard Time: EDT / EST
LOCAL CLIMATOLOGICAL DATA (WS-TYPE FORM: F-6)

                                          STATION:   PORTSMOUTH, VIRGINIA
                                          MONTH:     OCTOBER  
                                          YEAR:      2003
                                          LATITUDE:   36 48 04 N                   
                                          LONGITUDE:  76 19 40 W                   
NOTE: DATA MAY EXTEND BEYOND RIGHT MARGIN
===============================================================================================================================
|-----TEMPERATURE IN F:---------||RAIN---SNOW-||------WIND-----|BAROMETER||HUMID||SKY||---------------WEATHER-----------------|
                                                 AVG  AVG PK  PK  MAX  MIN MAX MIN DOM WX
DY MAX MIN   AVG   DEP   HDD   CDD WTR  SNW DPTH DIR  SPD DIR SPD BAR  BAR HUM HUM SKY TYPES / NOTES
================================================================================================================================
                                 
 1  69  49   59.0   -7   6.0   0.0 0.00 0.0    0 112  0.0 180 11 0233 0072  89  41  PC         COOL
 2  67  52   59.5   -8   5.5   0.0 0.00 0.0    0 360  3.8 360 22 0190 0049  82  34  PC         FROPA
 3  64  45   54.5  -11  10.5   0.0 0.00 0.0    0 360  2.4 360 20 0249 0043  76  38  SU         COOL DRY
 4  75  48   61.5   -5   3.5   0.0 0.00 0.0    0 202  1.9 202 21 0042 9843  86  33  PC         PLEASANT
 5  72  54   63.0   -3   2.0   0.0 0.00 0.0    0 023  0.8 258 14 0045 9929  80  35  SU         FROPA    
 6  76  53   64.5   -1   0.5   0.0 0.00 0.0    0 360  1.7 202 16 0092 0017  85  41  PC
 7  79  57   68.0   +5   0.0   3.0 0.00 0.0    0 158  1.0 158 14 0189 0086  87  48  PC         DST LTG
 8  79  57   68.0   +5   0.0   3.0 0.00 0.0    0 023  0.5 158 13 0243 0175  89  45  PC 1
 9  79  67   73.0   +9   0.0   8.0 0.00 0.0    0 045  2.7 045 17 0175 0086  88  55  SU
10  70  67   68.5   +6   0.0   3.5 0.12 0.0    0 023  7.2 023 24 0086 9959  93  79   C 1       -RA SHRA
11  67  62   64.5   +1   0.5   0.0 0.08 0.0    0 360  6.9 023 24 0024 9969  97  82  PC 1       SHRA BREEZY
12  76  61   68.5   +6   0.0   3.5 0.00 0.0    0 360  2.5 360 18 9955 9850  97  53  PC 1
13  73  57   65.0   +2   0.0   0.0 0.00 0.0    0 360  3.1 360 20 0003 9886  95  53  SU         FROPA
14  72  54   63.0    0   2.0   0.0 0.12 0.0    0 158  3.6 158 28 9987 9395  95  62  PC 1       -RA SHRA 
15  71  48   59.5   -2   5.5   0.0 0.14 0.0    0 270  6.9 270 35 0025 9395  95  32  PC         FROPA SHRA BREEZY
16  71  43   57.0   -4   8.0   0.0 0.00 0.0    0 180  1.6 202 19 0192 0025  91  34  SU 
17  75  48   61.5   +1   3.5   0.0 0.01 0.0    0 180  1.8 180 17 0135 0017  85  40  PC         -SHRA FROPA
18  61  47   54.0   -7  11.0   0.0 0.05 0.0    0 360  5.7 360 24 0080 0011  92  49  PC         -SHRA
19  70  43   56.5   -3   8.5   0.0 0.00 0.0    0 202  2.0 270 20 0112 9962  92  43  SU
20  74  47   60.5   +1   4.5   0.0 0.00 0.0    0 158  1.8 292 13 0219 0049  92  48  SU 1
21  79  57   68.0   +8   0.0   3.0 0.00 0.0    0 202  5.3 202 29 0049 9567  85  47  PC         BREEZY
22  69  52   60.5   +1   4.5   0.0 0.00 0.0    0 360  6.7 360 26 9703 9547  80  41  PC         FROPA COOLER BREEZY
23  59  44   51.5   -8  13.5   0.0 0.00 0.0    0 360  4.8 360 25 9976 9701  76  39  PC         FROPA COOL
24  58  42   50.0   -9  15.0   0.0 0.00 0.0    0 360  3.5 360 20 0375 9976  80  30  SU         COOL
25  66  40   53.0   -6  12.0   0.0    T 0.0    0 158  1.7 158 20 0414 0340  91  66  PC 1       -SHRA
26  69  63   66.0   +7   0.0   1.0 0.38 0.0    0 158  2.6 180 18 0340 0011  97  86   C 1       SHRA MILDER
27  74  57   65.5   +8   0.0   0.5 0.26 0.0    0 158  4.5 158 18 0011 9692  95  79   C 1       SHRA    
28  59  53   56.0   -2   9.0   0.0 0.89 0.0    0 023  4.0 023 18 9922 9633  98  75   C 1       FROPA RA
29  64  46   55.0   -1  10.0   0.0 1.80 0.0    0 270  3.2 270 27 0035 9546  98  62  PC 1       RA+ FROPA
30  68  42   55.0   -1  10.0   0.0 0.00 0.0    0 ---  0.0 ---  4 0327 0035  98  38  SU
31  74  46   60.0   +2   5.0   0.0 0.00 0.0    0 169  1.2 158 14 0353 0255  97  40  SU 1
===============================================================================================================================
SM                     150.5  25.5 3.85 0.0  0.0
================================================================================================================================
AV 70.3 51.6 61.0 -0.5             0.12          093  3.1 
===============================================================================================================================
NOTES:
WINDS IN M.P.H.
                      
CLIMATOLOGICAL DATA (WS-TYPE FORM: F-6) , PAGE 2

                                          STATION:  PORTSMOUTH, VIRGINIA
                                          MONTH:    OCTOBER
                                          YEAR:     2003
                                          LATITUDE:   36 48 04 N                   
                                          LONGITUDE:  76 19 40 W                   

[TEMPERATURE DATA]      [PRECIPITATION DATA]               SYMBOLS USED IN WX TYPES COLUMN

AVERAGE MAXIMUM: 70.3   TOTAL FOR MONTH:   3.85"           1 = FOG                      
AVERAGE MAX DEP: -0.3   DPTR FM NORMAL:   +0.24" OR 107%   2 = FOG REDUCING VISIBILITY  
AVERAGE MINIMUM: 51.6   GRTST 24HR  1.80" ON 29                TO 1/4 MILE OR LESS      
AVERAGE MIN DEP: -0.8   GRTST DAILY 2.69" ON 28-29TH       3 = THUNDER                  
AVERAGE MONTHLY: 61.0   SNOW, ICE PELLETS, GLAZE           4 = ICE PELLETS              
AVERAGE MON DEP: -0.5   TOTAL MONTH:  0.0"                 5 = HAIL                     
                        GRTST DAILY        ON              6 = GLAZE OR RIME            
HIGHEST: 79 ON 7,8,9,21 GRTST 24HR         ON              7 = BLOWING DUST OR SAND:    
LOWEST:  40 ON     25   GRTST DEPTH:       ON                  VSBY  MILE OR LESS    
                                                           8 = SMOKE OR HAZE            
[NO. OF DAYS WITH]      [PRECIP  - DAYS WITH]              9 = BLOWING SNOW             
                                                           X = TORNADO                  
MAX 32 OR BELOW:   0    0.01 INCH OR MORE:  10 OR 32.26%
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   7                                  
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   2                                  
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1                                  

[HDD (BASE 65) ]                                   [# DAYS WITH]
TOTAL THIS MO. 150.5    CLEAR  (SCALE 0-3)  10     12 FOG                          
                        PTCLDY (SCALE 4-7)  17      0 DENSE FOG    [VSBY 1/4 MILE OR LESS]
SEASONAL       155.5    CLOUDY (SCALE 8-10)  4      0 THUNDERSTORMS              
                                                    0 # OF THUNDERSTORMS
[CDD (BASE 65) ]                                    0 SNOW                         
TOTAL THIS MO.  25.5                                0 FROST
                        [PRESSURE DATA]                                         
SEASONAL TOTAL 1508.5   HIGHEST SLP 30.414" ON THE 25TH                         
                        LOWEST  SLP 29.395" ON THE 14TH, 15TH
                        AVERAGE SLP 30.015"   
[STATION RECORDS]
 3RD - TEMPERATURE - MINIMUM MAXIMUM TIED 64 [PREVIOUSLY 1981]
10TH - TEMPERATURE - MAXIMUM MINIMUM 67 [PREVIOUSLY 66 1997]
28TH - PRECIPITATION - DAILY 0.89" [PREVIOUSLY 0.74" 2002]
29TH - PRECIPITATION - DAILY 1.80" [PREVIOUSLY 0.65" 2002]

YEAR-TO-DATE

[TEMPERATURE DATA]      [PRECIPITATION DATA]

AVERAGE MAXIMUM: 70.1   TOTAL FOR YEAR:   57.57"
AVERAGE MAX DEP: -1.9   DPTR FM NORMAL:  +15.55" OR 137%                         
AVERAGE MINIMUM: 54.1   GRTST 24HR  4.08" ON  9/17-18                  
AVERAGE MIN DEP: +0.4   GRTST DAILY 4.05" ON  9/18                               
AVERAGE MONTHLY: 62.1   SNOW, ICE PELLETS, GLAZE
AVERAGE MON DEP: -0.7   TOTAL:          5.3                                     
                        GRTST DAILY   2.0 ON 1/16, 1/23
HIGHEST: 94 ON 6/25     GRTST 24HR    2.0 ON 1/16, 1/23
         94 ON 8/15     GRTST DEPTH:  2.0 on 1/16, 1/17, 1/23
         94 ON 8/27
LOWEST:  15 ON 1/23
               1/24

[NO. OF DAYS WITH]      [PRECIP  - DAYS WITH]                                   
                                                                                
MAX 32 OR BELOW:   2    0.01 INCH OR MORE: 133  OR 43.75%
MAX 90 OR ABOVE:  23    0.10 INCH OR MORE:  88                                  
MIN 32 OR BELOW:  36    0.50 INCH OR MORE:  38                                  
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:  15                                  

[HDD (BASE 65) ]                                   [# DAYS WITH]
TOTAL         2399.5    CLEAR  (SCALE 0-3)  68    146 FOG                          
                        PTCLDY (SCALE 4-7) 178      6 DENSE FOG    [VSBY 1/4 MILE OR LESS]
                        CLOUDY (SCALE 8-10) 58     33 THUNDERSTORMS              
                                                   33 # OF THUNDERSTORMS
[CDD (BASE 65) ]                                   11 SNOW                         
TOTAL         1508.0                                7 FROST                     
                        [PRESSURE DATA]                                         
                        HIGHEST SLP 30.493" ON THE 27TH OF JANUARY
                        LOWEST  SLP 29.150" ON THE 18TH OF SEPTEMBER
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, inoper- ative 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

METAR DENOTATIONS


BC   Patches
BL   Blowing 
BR   Fog with visibilites > 1/4 but <=6 statute miles and
below to 1/4 mile
DU   Dust (widespread)
DS   Duststorm
DZ   Drizzle
FC   Funnel Cloud
FC+  Tornado/waterspout
FG   Fog with visibility <= 1/4 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 ( -x.x degrees)
                                       MI Shallow     PR Partial