WFO Monthly/Daily Climate Data Issued by NWS
408
CXUS53 KLOT 010700
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHICAGO-OHARE
MONTH: SEPTEMBER
YEAR: 2020
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 75 69 72 2 0 7 0.19 0.0 0 7.5 15 100 M M 9 13 21 40
2 88 69 79 9 0 14 0.05 0.0 0 8.6 20 270 M M 6 1 29 260
3 88 65 77 8 0 12 0.00 0.0 0 14.4 33 250 M M 2 40 250
4 80 56 68 -1 0 3 0.00 0.0 0 8.8 24 270 M M 2 33 290
5 82 64 73 4 0 8 0.00 0.0 0 10.7 25 240 M M 3 8 36 250
6 83 59 71 3 0 6 0.60 0.0 0 13.5 26 210 M M 8 13 39 200
7 80 62 71 3 0 6 0.23 0.0 0 12.4 23 50 M M 8 13 32 40
8 65 60 63 -5 2 0 0.64 0.0 0 14.8 26 20 M M 10 138 32 20
9 64 57 61 -6 4 0 0.56 0.0 0 12.4 17 60 M M 10 13 24 40
10 68 55 62 -5 3 0 0.18 0.0 0 12.2 20 40 M M 10 1 27 360
11 68 61 65 -2 0 0 0.06 0.0 0 9.0 14 80 M M 10 18 19 90
12 73 63 68 2 0 3 0.25 0.0 0 9.1 15 270 M M 8 18 22 180
13 77 61 69 3 0 4 0.02 0.0 0 6.2 15 310 M M 3 1 23 330
14 77 58 68 3 0 3 0.00 0.0 0 3.8 12 100 M M 6 15 90
15 79 60 70 5 0 5 0.00 0.0 0 8.1 15 230 M M 7 8 22 210
16 84 63 74 9 0 9 0.00 0.0 0 10.5 17 260 M M 7 18 24 250
17 69 58 64 0 1 0 0.00 0.0 0 13.0 21 50 M M 5 30 50
18 61 49 55 -9 10 0 0.00 0.0 0 12.5 22 50 M M 4 27 50
19 67 46 57 -6 8 0 0.00 0.0 0 4.2 14 90 M M 2 8 20 80
20 73 48 61 -2 4 0 0.00 0.0 0 5.9 17 120 M M 2 27 110
21 75 53 64 2 1 0 0.00 0.0 0 6.2 13 160 M M 3 8 17 190
22 79 54 67 5 0 2 0.00 0.0 0 5.0 14 220 M M 3 8 18 260
23 79 59 69 8 0 4 0.00 0.0 0 6.2 12 280 M M 6 18 200
24 79 58 69 8 0 4 0.00 0.0 0 6.5 15 230 M M 5 8 21 240
25 80 61 71 10 0 6 0.00 0.0 0 9.0 17 180 M M 1 8 26 220
26 79 64 72 12 0 7 0.00 0.0 0 14.5 24 200 M M 7 36 210
27 77 55 66 6 0 1 0.19 0.0 0 11.4 21 210 M M 8 1 35 220
28 63 51 57 -2 8 0 0.21 0.0 0 7.9 20 310 M M 8 27 260
29 60 46 53 -6 12 0 T M 0 8.3 20 280 M M 4 28 280
30 67 52 60 2 5 0 T 0.0 0 12.9 29 300 M M 6 43 300
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SM 2239 1736 58 104 3.18 0.0 285.5 M 173
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AV 74.6 57.9 9.5 FASTST M M 6 MAX(MPH)
MISC ----> # 33 250 # 43 300
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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: SEPTEMBER
YEAR: 2020
LATITUDE: 41 58 N
LONGITUDE: 87 54 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 66.3 TOTAL FOR MONTH: 3.18 1 = FOG OR MIST
DPTR FM NORMAL: 1.7 DPTR FM NORMAL: -0.03 2 = FOG REDUCING VISIBILITY
HIGHEST: 88 ON 3, 2 GRTST 24HR 0.64 ON 8- 8 TO 1/4 MILE OR LESS
LOWEST: 46 ON 29,19 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: 9
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. 58 CLEAR (SCALE 0-3) 6
DPTR FM NORMAL -47 PTCLDY (SCALE 4-7) 18
TOTAL FM JUL 1 58 CLOUDY (SCALE 8-10) 6
DPTR FM NORMAL -60
[CDD (BASE 65) ]
TOTAL THIS MO. 104
DPTR FM NORMAL 12 [PRESSURE DATA]
TOTAL FM JAN 1 1286 HIGHEST SLP M ON M
DPTR FM NORMAL 454 LOWEST SLP 29.56 ON 30
[REMARKS]
#FINAL-09-20#