WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
540
CXUS52 TJSJ 220849
CF6IST
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CYRIL E. KING AP/ST THOMAS
MONTH: APRIL
YEAR: 2025
LATITUDE: 18 19 N
LONGITUDE: 64 58 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
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1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18
12Z AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR
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1 87 77 82 2 0 17 T M M 13.4 28 80 M M 3 41 80
2 88 74 81 1 0 16 0.05 M M 13.5 28 120 M M 5 1 36 120
3 86 76 81 1 0 16 0.10 M M 17.4 28 90 M M 4 18 40 80
4 89 75 82 2 0 17 0.14 M M 16.0 26 100 M M 4 1 41 60
5 87 73 80 0 0 15 0.09 M M 12.9 22 80 M M 4 1 36 90
6 89 77 83 3 0 18 T M M 11.8 21 80 M M 1 29 100
7 86 75 81 1 0 16 T M M 10.6 21 120 M M 5 28 110
8 84 72 78 -2 0 13 0.25 M M 10.6 21 140 M M 4 1 29 130
9 87 77 82 2 0 17 T M M 12.5 21 120 M M 2 29 120
10 87 78 83 3 0 18 T M M 10.9 17 130 M M 2 25 90
11 87 78 83 3 0 18 0.01 M M 10.4 17 130 M M 2 24 150
12 87 78 83 3 0 18 0.01 M M 12.5 20 130 M M 5 28 130
13 85 79 82 2 0 17 0.00 M M 10.1 16 120 M M 3 25 110
14 89 77 83 3 0 18 T M M 9.0 17 50 M M 3 25 10
15 86 78 82 1 0 17 0.01 M M 11.7 20 140 M M 2 1 27 130
16 87 78 83 2 0 18 0.00 M M 12.7 20 130 M M 2 30 140
17 86 73 80 -1 0 15 0.84 M M 9.3 22 160 M M 8 1 29 160
18 86 76 81 0 0 16 0.48 0.0 0 5.7 18 210 M M 7 1 27 210
19 87 77 82 1 0 17 0.77 0.0 0 9.1 25 20 M M 6 1 34 30
20 85 75 80 -1 0 15 0.51 M M 12.1 22 80 M M 6 18 35 70
21 84 77 81 0 0 16 T M M 10.2 22 320 M M 4 34 330
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SM 1819 1600 0 348 3.26 0.0 242.4 M 82
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AV 86.6 76.2 11.5 FASTST M M 4 MAX(MPH)
MISC ----> # 28 80 # 41 80
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NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: CYRIL E. KING AP/ST THOMAS
MONTH: APRIL
YEAR: 2025
LATITUDE: 18 19 N
LONGITUDE: 64 58 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 81.4 TOTAL FOR MONTH: 3.26 1 = FOG OR MIST
DPTR FM NORMAL: 1.1 DPTR FM NORMAL: 1.77 2 = FOG REDUCING VISIBILITY
HIGHEST: 89 ON 14, 6 GRTST 24HR 1.27 ON 19-20 TO 1/4 MILE OR LESS
LOWEST: 72 ON 8 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 0.0 INCH 5 = HAIL
GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 0 7 = DUSTSTORM OR SANDSTORM:
VSBY 1/2 MILE OR LESS
8 = SMOKE OR HAZE
[NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW
X = TORNADO
MAX 32 OR BELOW: 0 0.01 INCH OR MORE: 12
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 7
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 3
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 9
DPTR FM NORMAL 0 PTCLDY (SCALE 4-7) 12
TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 0
DPTR FM NORMAL 0
[CDD (BASE 65) ]
TOTAL THIS MO. 348
DPTR FM NORMAL 24 [PRESSURE DATA]
TOTAL FM JAN 1 1707 HIGHEST SLP M ON M
DPTR FM NORMAL 126 LOWEST SLP 29.85 ON 21
[REMARKS]