WFO Monthly/Daily Climate Data Issued by NWS
000
CXUS53 KLSX 011400
CF6CPS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CAHOKIA/ST. LOUIS
MONTH: MAY
YEAR: 2020
LATITUDE: 38 34 N
LONGITUDE: 90 9 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 78 42 60 -1 5 0 0.00 0.0 0 5.5 15 160 M M 0 25 160
2 88 59 74 12 0 9 0.00 0.0 0 6.0 13 260 M M 3 22 220
3 75 50 63 1 2 0 0.00 0.0 0 7.8 25 10 M M 2 33 350
4 71 46 59 -3 6 0 0.43 0.0 0 5.8 30 90 M M 4 123 40 90
5 66 50 58 -5 7 0 0.20 0.0 0 10.0 25 350 M M 8 13 35 360
6 62 44 53 -10 12 0 0.01 0.0 0 9.8 20 340 M M 4 26 320
7 71 47 59 -4 6 0 0.03 0.0 0 4.7 13 240 M M 2 20 210
8 59 39 49 -15 16 0 0.38 0.0 0 11.6 26 340 M M 6 1 38 360
9 65 34 50 -14 15 0 0.00 0.0 0 2.8 13 330 M M 0 19 330
10 61 45 53 -11 12 0 0.00 0.0 0 12.1 25 310 M M 5 34 300
11 60 40 50 -14 15 0 0.00 0.0 0 6.6 17 320 M M 2 24 310
12 55 44 50 -15 15 0 T 0.0 0 4.3 10 140 M M 8 16 130
13 58 50 54 -11 11 0 0.06 0.0 0 7.9 17 140 M M 10 1 23 140
14 82 58 70 5 0 5 0.04 0.0 0 7.8 16 230 M M 4 13 28 240
15 76 60 68 2 0 3 0.23 0.0 0 3.2 40 340 M M 4 13 52 330
16 82 57 70 4 0 5 2.36 0.0 0 5.7 29 150 M M 6 123 42 150
17 73 60 67 1 0 2 0.39 0.0 0 5.8 20 310 M M 8 1 29 320
18 65 57 61 -5 4 0 T 0.0 0 9.0 16 300 M M 10 8 24 310
19 65 57 61 -6 4 0 0.01 0.0 0 10.8 20 340 M M 10 1 27 340
20 70 57 64 -3 1 0 T 0.0 0 6.8 17 60 M M 10 1 22 70
21 67 56 62 -5 3 0 0.04 0.0 0 4.0 10 90 M M 10 1 14 80
22 79 60 70 2 0 5 0.00 0.0 0 4.7 16 110 M M 6 26 130
23 87 63 75 7 0 10 0.00 0.0 0 6.1 16 130 M M 1 21 160
24 87 64 76 8 0 11 0.22 0.0 0 5.0 16 150 M M 3 3 24 150
25 89 62 76 8 0 11 0.01 0.0 0 6.9 20 140 M M 1 3 26 150
26 85 68 77 8 0 12 0.01 0.0 0 10.1 20 140 M M 4 3 29 140
27 75 65 70 1 0 5 0.93 0.0 0 5.1 13 120 M M 7 1 16 130
28 80 64 72 3 0 7 1.08 0.0 0 5.9 18 140 M M 5 13 23 120
29 77 59 68 -2 0 3 0.13 0.0 0 8.8 21 330 M M 3 1 28 330
30 76 52 64 -6 1 0 0.00 0.0 0 4.5 15 330 M M 0 20 340
31 81 54 68 -2 0 3 0.00 0.0 0 3.5 10 90 M M 0 15 50
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SM 2265 1663 135 91 6.56 0.0 208.6 M 146
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AV 73.1 53.6 6.7 FASTST M M 5 MAX(MPH)
MISC ----> 40 340 52 330
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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: CAHOKIA/ST. LOUIS
MONTH: MAY
YEAR: 2020
LATITUDE: 38 34 N
LONGITUDE: 90 9 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 63.4 TOTAL FOR MONTH: 6.56 1 = FOG OR MIST
DPTR FM NORMAL: -2.4 DPTR FM NORMAL: 1.61 2 = FOG REDUCING VISIBILITY
HIGHEST: 89 ON 25 GRTST 24HR 2.75 ON 16-17 TO 1/4 MILE OR LESS
LOWEST: 34 ON 9 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: 18
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 10
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 3
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2
[HDD (BASE 65) ]
TOTAL THIS MO. 135 CLEAR (SCALE 0-3) 10
DPTR FM NORMAL 52 PTCLDY (SCALE 4-7) 15
TOTAL FM JUL 1 4543 CLOUDY (SCALE 8-10) 6
DPTR FM NORMAL -175
[CDD (BASE 65) ]
TOTAL THIS MO. 91
DPTR FM NORMAL -17 [PRESSURE DATA]
TOTAL FM JAN 1 118 HIGHEST SLP 30.32 ON 11
DPTR FM NORMAL -17 LOWEST SLP 29.69 ON 17
[REMARKS]
#FINAL-05-20#