Portsmouth Weather Records Service
 

Local Climatological Data
*Data Is Subject to Correction by PWRS

Station:  PORTSMOUTH, VIRGINIA
Month:   MARCH Year: 2004
Latitude: 36 48 04 N    Longitude: 76 19 37 W
Station Elevation: 20 FT 
Standard Time: EST
 LOCAL CLIMATOLOGICAL DATA (WS-TYPE FORM: F-6)

                                          STATION:   PORTSMOUTH, VIRGINIA
                                          MONTH:     MARCH  
                                          YEAR:      2004
                                          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  72  39   55.5  +11   9.5   0.0 0.00 0.0    0 225  6.5 225 30 0355 0218  65  37  PC        
 2  71  59   65.0  +17   0.0   0.0    T 0.0    0 225  9.5 225 29 0227 0136  89  59  PC 1       WINDY FROPA SHRA
 3  69  51   60.0  +13   5.0   0.0 0.00 0.0    0 045  4.0 045 17 0362 0184  92  41  PC 1
 4  83  52   67.5  +20   0.0   2.5 0.00 0.0    0 045  5.4 270 27 0240 0065  85  41  PC 1       FROPA
 5  83  53   68.0  +18   0.0   3.0 0.00 0.0    0 203  7.5 203 28 0163 9908  95  46  PC         BREEZY
 6  72  58   65.0  +17   0.0   0.0 0.03 0.0    0 203  9.8 270 33 9973 9752  87  56  PC         BREEZY SHRA FROPA
 7  62  41   51.5   +4  13.5   0.0 0.36 0.0    0 045  4.8 338 39 0072 9629  92  42  PC 3       WINDY FROPA
 8  54  38   46.0   -1  19.0   0.0 0.04 0.0    0 270  8.2 270 28 0017 9735  93  40  PC         SHRA BREEZY
 9  52  34   43.0   -5  22.0   0.0 0.00 0.0    0 045  2.9 045 17 0131 0005  82  42  PC
10  42  37   39.5   -7  25.5   0.0 0.56 0.0    0 360 10.9 360 33 0153 0061  94  66   C 1       WINDY RA WETSN
11  58  36   47.0    0  18.0   0.0 0.00 0.0    0 203  6.6 270 23 0192 9932  84  40  SU
12  63  37   50.0   +2  15.0   0.0 0.00 0.0    0 270  7.1 270 31 0091 9910  74  27  SU         BREEZY FROPA
13  54  34   44.0   -7  21.0   0.0 0.00 0.0    0 270  4.6 360 21 0475 0091  83  31  SU         
14  62  31   46.5   -4  18.5   0.0 0.00 0.0    0 180  4.4 158 21 0510 0220  87  34  SU
15  61  51   56.0   +5   9.0   0.0 0.14 0.0    0 203  2.6 203 15 0222 0142  97  77   C 1       SHRA FROPA
16  52  41   46.5   -3  18.5   0.0 0.46 0.0    0 045  2.3 338 22 0142 9657  99  93   C 1       RA FROPA
17  45  38   41.5   -9  23.5   0.0 0.01 0.0    0 360  3.2 360 16 0037 9819  97  73   C 1       -SHRA
18  60  35   47.5   -2  17.5   0.0    T 0.0    0 203  4.0 203 18 0168 9993  95  48  PC 1       -SHRA
19  55  37   46.0   -3  19.0   0.0 0.00 0.0    0 023  8.4 338 31 0498 9942  87  50  PC 1       FROPA BREEZY
20  63  31   47.0   -2  18.0   0.0 0.00 0.0    0 203  6.5 203 28 0507 9916  63  31  PC         FROST BREEZY
21  63  41   52.0   +1  13.0   0.0    T 0.0    0 360  9.4 225 27 0092 9768  88  40  PC         -SHRA FROPA BREEZY
22  45  32   38.5  -10  26.5   0.0 0.00 0.0    0 360  8.4 360 29 0421 0092  54  31  SU         VIRGA
23  53  28   40.5   -8  24.5   0.0 0.00 0.0    0 338  3.6 270 18 0567 0421  68  25  SU         
24  65  33   49.0   -3  16.0   0.0 0.00 0.0    0 158  5.5 180 23 0596 0519  79  28  SU         
25  74  45   59.5   +8   5.5   0.0 0.00 0.0    0 158  4.3 203 20 0625 0495  83  35  SU         
26  77  51   64.0  +11   1.0   0.0 0.00 0.0    0 180  5.4 180 21 0537 0347  87  44  SU         
27  78  55   66.5  +13   0.0   1.5 0.00 0.0    0 203  4.3 225 20 0327 0146  84  47  PC
28  62  44   53.0   -2  12.0   0.0    T 0.0    0 045  9.2 023 24 0352 0143  87  66  PC         FROPA -SHRA
29  50  43   46.5  -11  18.5   0.0    T 0.0    0 045  9.4 023 23 0391 0280  84  69   C 1       DZ BREEZY DAMP
30  52  43   47.5  -11  17.5   0.0 0.01 0.0    0 023  5.0 045 17 0280 9989  96  82   C 1       DZ -SHRA DAMP
31  54  44   49.0   -6  16.0   0.0 0.53 0.0    0 023  2.1 045 14 9989 9646  98  84   C 1       SHRA
===============================================================================================================================
SM                     423.0   7.0 2.14 0.0      
================================================================================================================================
AV 61.5 41.7 51.6 +1.5             0.07          172 6.03 218 24 0282 0037  85  49
===============================================================================================================================
NOTES:
WINDS IN M.P.H.
                      
CLIMATOLOGICAL DATA (WS-TYPE FORM: F-6) , PAGE 2

                                          STATION:  PORTSMOUTH, VIRGINIA
                                          MONTH:    MARCH
                                          YEAR:     2004
                                          LATITUDE:   36 48 04 N                   
                                          LONGITUDE:  76 19 40 W                   

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

AVERAGE MAXIMUM: 61.5   TOTAL FOR MONTH:   2.14"           1 = FOG                      
AVERAGE MAX DEP: +1.4   DPTR FM NORMAL:   -2.05" OR 51%    2 = FOG REDUCING VISIBILITY  
AVERAGE MINIMUM: 41.7   GRTST 24HR  0.60" ON THE 15-16TH       TO 1/4 MILE OR LESS      
AVERAGE MIN DEP: +1.6   GRTST DAILY 0.56" ON THE 10TH      3 = THUNDER
AVERAGE MONTHLY: 51.6   SNOW, ICE PELLETS, GLAZE           4 = ICE PELLETS              
AVERAGE MON DEP: +1.5   TOTAL MONTH:  0.0"                 5 = HAIL                     
                        GRTST DAILY   0.0" ON --TH         6 = GLAZE OR RIME            
HIGHEST: 83 ON 4,5      GRTST 24HR    0.0" ON --TH         7 = BLOWING DUST OR SAND:    
LOWEST:  28 ON 23       GRTST DEPTH:  0.0" ON --TH             VSBY  MILE OR LESS    
                                                           8 = SMOKE OR HAZE            
[NO. OF DAYS WITH]      [PRECIP  - DAYS WITH MEASURABLE]   9 = BLOWING SNOW             
                                                           X = TORNADO                  
MAX 32 OR BELOW:   0    0.01 INCH OR MORE:   9 OR 29.03%
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   5                                  
MIN 32 OR BELOW:   4    0.50 INCH OR MORE:   2                                  
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0                                  

[HDD (BASE 65) ]                                   [# DAYS WITH]
TOTAL THIS MO. 423.0    CLEAR  (SCALE 0-3)   9     12 FOG                          
                        PTCLDY (SCALE 4-7)  15      0 DENSE FOG    [VSBY 1/4 MILE OR LESS]
SEASONAL      3059.5    CLOUDY (SCALE 8-10)  7      1 THUNDERSTORMS              
                                                    1 # OF THUNDERSTORMS
[CDD (BASE 65) ]                                    1 SNOW                         
TOTAL THIS MO.   7.0                                1 FROST
                        [PRESSURE DATA]                       [AVERAGE SKY COVER]
SEASONAL TOTAL  11.5    HIGHEST SLP 30.625" ON THE  25TH                45%     
                        LOWEST  SLP 29.629" ON THE  7TH      
                        AVERAGE SLP 30.159"
[STATION RECORDS]

 6TH - TEMPERATURE - MAXIMUM 72 [PREVIOUSLY 69 1983]
 6TH - TEMPERATURE - MAXIMUM MINIMUM TIED 58 [PREVIOUSLY 1996]
17TH - TEMPERATURE - MINIMUM MAXIMUM 45 [PREVIOUSLY 46 1988]

YEAR-TO-DATE

[TEMPERATURE DATA]      [PRECIPITATION DATA]

AVERAGE MAXIMUM: 53.2   TOTAL FOR YEAR:    5.63"
AVERAGE MAX DEP: -0.3   DPTR FM NORMAL:   -5.81" OR  49%                         
AVERAGE MINIMUM: 34.5   GRTST 24HR  0.73" ON  MARCH 31ST-APRIL 1ST     
AVERAGE MIN DEP: -0.6   GRTST DAILY 0.56" ON  MARCH 10TH                         
AVERAGE MONTHLY: 43.8   SNOW, ICE PELLETS, GLAZE
AVERAGE MON DEP: -0.5   TOTAL:           6.5"                                   
                        GRTST DAILY   2.8" ON JANUARY 9TH
HIGHEST: 83 ON  3/4&5   GRTST 24HR    2.8" ON JANUARY 8-9TH
                        GRTST DEPTH:  2.8" ON JANUARY 9TH               
LOWEST:  17 ON  1/11

[NO. OF DAYS WITH]      [PRECIP  - DAYS WITH MEASURABLE]                        
                                                                                
MAX 32 OR BELOW:   3    0.01 INCH OR MORE:  22  OR 24.18%
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:  15                                  
MIN 32 OR BELOW:  43    0.50 INCH OR MORE:   3                                  
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0                                  

[HDD (BASE 65) ]                                   [# DAYS WITH]
TOTAL         1939.0    CLEAR  (SCALE 0-3)  32     29 FOG                          
                        PTCLDY (SCALE 4-7)  42      1 DENSE FOG    [VSBY 1/4 MILE OR LESS]
                        CLOUDY (SCALE 8-10) 17      2 THUNDERSTORMS              
                                                    2 # OF THUNDERSTORMS
[CDD (BASE 65) ]                                    9 SNOW                         
TOTAL           11.5                                8 FROST                     
                        [PRESSURE DATA]                                         
                        HIGHEST SLP 30.625" ON MARCH 25TH        
                        LOWEST  SLP 29.345" ON THE 18TH OF JANUARY  
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