WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS53 KLOT 010800
CF6MDW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHICAGO-MIDWAY
MONTH: OCTOBER
YEAR: 2021
LATITUDE: 41 46 N
LONGITUDE: 87 45 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
================================================================================
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
================================================================================
1 86 62 74 12 0 9 0.00 M M 6.2 13 170 M M 4 20 150
2 82 69 76 15 0 11 0.04 M M 8.4 18 200 M M 8 3 29 220
3 79 67 73 12 0 8 0.01 M M 5.2 15 140 M M 8 138 19 320
4 73 65 69 9 0 4 T M M 10.9 21 30 M M 9 18 28 10
5 69 66 68 8 0 3 0.00 M M 10.9 18 40 M M 9 24 30
6 69 65 67 8 0 2 T M M 9.8 15 50 M M 10 1 20 90
7 75 67 71 12 0 6 0.44 M M 6.0 13 170 M M 9 18 20 160
8 76 63 70 12 0 5 0.03 M M 4.1 14 250 M M 7 1 18 250
9 82 64 73 15 0 8 0.02 M M 6.6 16 170 M M 7 23 170
10 84 72 78 20 0 13 T M M 11.5 22 220 M M 8 29 180
11 80 63 72 15 0 7 1.72 M M 11.9 21 140 M M 8 13 33 170
12 66 56 61 4 4 0 0.02 M M 7.7 18 240 M M 7 1 26 250
13 74 53 64 8 1 0 0.38 M M 7.3 16 190 M M 7 13 25 150
14 71 60 66 10 0 1 0.08 M M 6.6 15 270 M M 8 1 20 260
15 64 52 58 3 7 0 0.01 M M 7.0 15 340 M M 8 19 310
16 60 44 52 -3 13 0 0.00 M M 11.0 22 270 M M 1 31 270
17 67 42 55 1 10 0 0.00 M M 6.5 17 280 M M 1 25 280
18 72 45 59 5 6 0 0.00 M M 4.6 13 210 M M 0 19 210
19 73 52 63 9 2 0 0.00 M M 8.0 17 200 M M 2 26 170
20 73 53 63 10 2 0 T M M 9.2 18 180 M M 5 26 180
21 66 47 57 4 8 0 T M M 12.6 23 270 M M 9 32 270
22 56 45 51 -1 14 0 T M M 6.8 14 250 M M 8 18 300
23 56 40 48 -4 17 0 0.00 M M 6.2 12 100 M M 2 15 80
24 52 41 47 -5 18 0 2.25 M M 12.9 28 80 M M 9 13 41 90
25 54 49 52 1 13 0 0.71 M M 19.0 36 30 M M 9 13 49 40
26 56 41 49 -2 16 0 0.00 M M 6.7 15 30 M M 6 18 30
27 57 39 48 -2 17 0 0.00 M M 8.0 17 120 M M 6 23 120
28 56 48 52 2 13 0 0.28 M M 10.0 17 90 M M 10 1 23 120
29 56 53 55 6 10 0 0.69 M M 14.3 23 10 M M 10 1 35 20
30 58 45 52 3 13 0 0.03 M M 10.5 21 30 M M 7 1 31 20
31 54 38 46 -2 19 0 0.00 M M 9.9 22 320 M M 3 27 290
================================================================================
SM 2096 1666 203 77 6.71 M 276.3 M 205
================================================================================
AV 67.6 53.7 8.9 FASTST M M 7 MAX(MPH)
MISC ----> 36 30 49 40
================================================================================
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-MIDWAY
MONTH: OCTOBER
YEAR: 2021
LATITUDE: 41 46 N
LONGITUDE: 87 45 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 60.7 TOTAL FOR MONTH: 6.71 1 = FOG OR MIST
DPTR FM NORMAL: 5.8 DPTR FM NORMAL: 3.23 2 = FOG REDUCING VISIBILITY
HIGHEST: 86 ON 1 GRTST 24HR 2.89 ON 24-25 TO 1/4 MILE OR LESS
LOWEST: 38 ON 31 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: M 5 = HAIL
GRTST 24HR M ON M 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: M 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: 15
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 7
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 4
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2
[HDD (BASE 65) ]
TOTAL THIS MO. 203 CLEAR (SCALE 0-3) 6
DPTR FM NORMAL -129 PTCLDY (SCALE 4-7) 15
TOTAL FM JUL 1 216 CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL -177
[CDD (BASE 65) ]
TOTAL THIS MO. 77
DPTR FM NORMAL 57 [PRESSURE DATA]
TOTAL FM JAN 1 1460 HIGHEST SLP M ON M
DPTR FM NORMAL 348 LOWEST SLP 29.50 ON 29
[REMARKS]
#FINAL-10-21#