WFO Monthly/Daily Climate Data Issued by NWS
000
CXUS53 KLOT 010800
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHICAGO-OHARE
MONTH: MARCH
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 24 30 -2 35 0 0.00 0.0 0 8.4 20 360 M M 2 24 340
2 43 22 33 0 32 0 0.00 0.0 0 10.7 22 230 M M 0 32 200
3 59 33 46 13 19 0 0.00 0.0 0 8.3 18 220 M M 0 30 240
4 37 27 32 -2 33 0 0.00 0.0 0 13.4 24 30 M M 4 34 10
5 49 24 37 3 28 0 0.00 0.0 0 5.7 16 320 M M 2 23 320
6 48 26 37 3 28 0 0.00 0.0 0 3.3 13 90 M M 1 17 60
7 52 26 39 4 26 0 0.00 0.0 0 7.1 15 170 M M 5 21 190
8 62 44 53 18 12 0 0.00 0.0 0 10.8 24 270 M M 5 33 250
9 69 40 55 20 10 0 0.00 0.0 0 10.1 28 190 M M 7 40 170
10 69 57 63 27 2 0 T 0.0 0 18.9 37 210 M M 9 53 220
11 64 42 53 17 12 0 0.16 0.0 0 13.9 36 240 M M 4 55 220
12 54 37 46 10 19 0 0.00 0.0 0 8.3 16 320 M M 6 21 330
13 59 31 45 8 20 0 0.00 0.0 0 5.3 12 270 M M 4 16 270
14 48 36 42 5 23 0 0.00 0.0 0 16.7 31 30 M M 8 39 30
15 40 29 35 -3 30 0 0.23 1.8 0 16.1 28 80 M M 10 1246 37 80
16 38 33 36 -2 29 0 T 0.0 1 6.5 12 50 M M 10 16 15 60
17 39 34 37 -1 28 0 0.37 0.0 0 13.2 28 20 M M 10 18 36 20
18 43 36 40 1 25 0 0.06 T 0 28.0 39 20 M M 9 1 52 20
19 45 32 39 0 26 0 0.00 0.0 0 10.3 23 60 M M 1 31 60
20 58 28 43 4 22 0 0.00 0.0 0 6.2 14 190 M M 0 19 160
21 65 37 51 11 14 0 0.00 0.0 0 9.9 20 190 M M 3 29 200
22 68 46 57 17 8 0 0.00 0.0 0 9.9 21 210 M M 7 32 200
23 64 50 57 17 8 0 0.24 0.0 0 10.4 23 150 M M 10 1 31 150
24 58 46 52 11 13 0 0.01 0.0 0 14.9 29 220 M M 9 1 42 250
25 50 38 44 3 21 0 0.18 0.0 0 11.7 28 20 M M 10 1 37 10
26 45 35 40 -2 25 0 T 0.0 0 6.5 21 350 M M 9 27 360
27 66 36 51 9 14 0 0.00 0.0 0 9.7 20 150 M M 8 18 28 150
28 51 35 43 1 22 0 T 0.0 0 15.7 29 300 M M 6 41 290
29 62 31 47 5 18 0 0.00 0.0 0 14.9 27 180 M M 2 51 180
30 68 44 56 13 9 0 T 0.0 0 17.0 29 220 M M 7 8 42 220
31 44 32 38 -5 27 0 0.00 0.0 0 14.1 22 360 M M 5 31 290
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SM 1652 1091 638 0 1.25 1.8 355.9 M 173
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AV 53.3 35.2 11.5 FASTST M M 6 MAX(MPH)
MISC ----> 39 20 55 220
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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: MARCH
YEAR: 2021
LATITUDE: 41 58 N
LONGITUDE: 87 54 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 44.2 TOTAL FOR MONTH: 1.25 1 = FOG OR MIST
DPTR FM NORMAL: 6.3 DPTR FM NORMAL: -1.25 2 = FOG REDUCING VISIBILITY
HIGHEST: 69 ON 10, 9 GRTST 24HR 0.43 ON 17-18 TO 1/4 MILE OR LESS
LOWEST: 22 ON 2 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 1.8 INCHES 5 = HAIL
GRTST 24HR 1.8 ON 15-15 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 3 ON M 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: 7
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 5
MIN 32 OR BELOW: 12 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 638 CLEAR (SCALE 0-3) 8
DPTR FM NORMAL -203 PTCLDY (SCALE 4-7) 13
TOTAL FM JUL 1 4978 CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL -598
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL -1 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP M ON M
DPTR FM NORMAL -1 LOWEST SLP 29.60 ON 24
[REMARKS]
#FINAL-03-21#