WFO Monthly/Daily Climate Data Issued by NWS
937
CXUS53 KLOT 010800
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHICAGO-OHARE
MONTH: JANUARY
YEAR: 2021
LATITUDE: 41 58 N
LONGITUDE: 87 54 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 35 19 27 3 38 0 0.38 1.3 1 11.8 23 40 M M 9 1468 31 50
2 35 28 32 8 33 0 T 0.0 2 6.3 16 340 M M 10 18 22 340
3 33 26 30 6 35 0 0.03 0.4 2 6.9 13 200 M M 10 1 17 230
4 30 24 27 3 38 0 T T 2 7.8 14 200 M M 10 146 17 220
5 37 29 33 9 32 0 0.00 0.0 2 5.6 15 300 M M 10 18 20 300
6 39 31 35 11 30 0 0.00 0.0 2 4.6 10 10 M M 9 18 14 10
7 38 33 36 12 29 0 0.00 0.0 2 9.2 15 60 M M 10 1 19 40
8 36 30 33 9 32 0 0.02 0.2 1 11.9 22 30 M M 10 1 26 40
9 37 28 33 9 32 0 0.00 0.0 1 7.3 13 330 M M 8 19 340
10 29 24 27 3 38 0 0.00 0.0 1 5.9 15 240 M M 10 20 250
11 30 22 26 2 39 0 T T 1 13.2 20 210 M M 9 18 29 230
12 37 27 32 8 33 0 0.00 0.0 1 10.7 16 240 M M 3 25 220
13 41 31 36 12 29 0 0.00 0.0 1 8.4 15 200 M M 8 20 210
14 40 32 36 12 29 0 0.14 T 0 9.1 20 170 M M 8 1 30 160
15 39 30 35 11 30 0 0.01 T 0 6.0 14 200 M M 8 1 20 200
16 36 30 33 9 32 0 0.07 0.7 1 8.4 15 310 M M 10 1 22 310
17 34 27 31 8 34 0 0.05 0.7 1 6.8 10 280 M M 10 1 15 310
18 30 23 27 4 38 0 T 0.1 1 9.2 17 280 M M 9 1 24 270
19 32 20 26 3 39 0 0.05 1.7 1 10.0 23 340 M M 9 128 30 350
20 34 13 24 1 41 0 T T 1 13.0 25 220 M M 4 38 200
21 39 30 35 11 30 0 0.00 0.0 1 14.2 26 260 M M 2 40 260
22 30 12 21 -3 44 0 0.00 0.0 0 10.3 20 320 M M 1 26 330
23 30 10 20 -4 45 0 0.00 0.0 0 5.6 12 160 M M 5 16 150
24 34 27 31 7 34 0 0.02 T 0 7.0 13 20 M M 10 1 19 160
25 34 28 31 7 34 0 0.05 0.7 0 14.3 25 70 M M 10 1 37 60
26 32 25 29 5 36 0 0.48 5.3 3 17.7 25 350 M M 10 19 34 40
27 27 14 21 -3 44 0 T T 6 11.1 16 350 M M 8 8 22 350
28 26 8 17 -7 48 0 0.00 0.0 5 5.1 13 330 M M 3 17 320
29 32 16 24 0 41 0 0.00 0.0 5 6.1 14 140 M M 7 19 120
30 34 29 32 8 33 0 0.36 4.5 4 16.5 29 100 M M 10 12 41 100
31 32 30 31 7 34 0 0.29 6.3 11 16.7 24 30 M M 10 1 33 10
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SM 1052 756 1104 0 1.95 21.9 296.7 M 250
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AV 33.9 24.4 9.6 FASTST M M 8 MAX(MPH)
MISC ----> 29 100 41 100
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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: CHICAGO-OHARE
MONTH: JANUARY
YEAR: 2021
LATITUDE: 41 58 N
LONGITUDE: 87 54 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 29.2 TOTAL FOR MONTH: 1.95 1 = FOG OR MIST
DPTR FM NORMAL: 5.4 DPTR FM NORMAL: 0.22 2 = FOG REDUCING VISIBILITY
HIGHEST: 41 ON 13 GRTST 24HR 0.48 ON 26-26 TO 1/4 MILE OR LESS
LOWEST: 8 ON 28 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 21.9 INCHES 5 = HAIL
GRTST 24HR 6.3 ON 31-31 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 11 ON 31 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: 12 0.01 INCH OR MORE: 13
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 5
MIN 32 OR BELOW: 30 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 1104 CLEAR (SCALE 0-3) 3
DPTR FM NORMAL -175 PTCLDY (SCALE 4-7) 7
TOTAL FM JUL 1 3093 CLOUDY (SCALE 8-10) 21
DPTR FM NORMAL -597
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP M ON M
DPTR FM NORMAL 0 LOWEST SLP 29.42 ON 15
[REMARKS]
#FINAL-01-21#