WFO Monthly/Daily Climate Data Issued by NWS
000
CXUS53 KILX 010900
CF6DEC
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: DECATUR IL AIRPORT
MONTH: MAY
YEAR: 2021
LATITUDE: 39 49 N
LONGITUDE: 88 51 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 81 46 64 5 1 0 0.00 M M 16.7 28 210 M M 1 35 220
2 76 59 68 9 0 3 0.14 M M 13.8 26 200 M M 5 1 36 210
3 76 59 68 9 0 3 0.63 M M 7.5 18 260 M M 8 13 32 260
4 62 48 55 -5 10 0 0.22 M M 10.2 21 350 M M 8 1 27 350
5 64 42 53 -7 12 0 0.00 M M 6.1 17 30 M M 2 1 21 20
6 65 47 56 -4 9 0 0.04 M M 10.0 28 330 M M 7 3 39 320
7 70 40 55 -6 10 0 0.00 M M 12.2 28 310 M M 3 40 320
8 60 34 47 -14 18 0 0.13 M M 9.3 21 70 M M 5 1 29 70
9 51 37 44 -18 21 0 0.66 M M 15.9 33 70 M M 8 13 45 60
10 63 36 50 -12 15 0 0.00 M M 6.1 15 60 M M 3 1 19 60
11 59 37 48 -14 17 0 T M M 12.0 20 30 M M 4 27 30
12 62 31 47 -16 18 0 0.00 M M 8.9 20 40 M M 0 26 10
13 68 36 52 -11 13 0 0.00 M M 3.8 10 10 M M 1 17 10
14 70 39 55 -8 10 0 0.00 M M 4.4 16 190 M M 0 19 190
15 66 55 61 -3 4 0 T M M 6.0 16 200 M M 10 22 200
16 74 54 64 0 1 0 0.86 M M 6.2 15 150 M M 8 13 20 160
17 69 60 65 1 0 0 0.47 M M 13.9 22 80 M M 9 1 29 60
18 70 62 66 1 0 1 0.67 M M 12.5 23 140 M M 10 1 32 130
19 76 65 71 6 0 6 T M M 13.1 25 170 M M 8 35 160
20 83 67 75 10 0 10 0.00 M M 12.2 22 180 M M 2 29 160
21 83 64 74 8 0 9 0.00 M M 10.0 20 180 M M 0 27 190
22 83 63 73 7 0 8 0.00 M M 6.0 15 230 M M 1 22 210
23 86 65 76 10 0 11 0.00 M M 3.5 14 230 M M 1 19 240
24 86 65 76 9 0 11 0.00 M M 7.9 20 190 M M 1 27 230
25 87 68 78 11 0 13 0.09 M M 11.4 35 200 M M 4 13 45 190
26 85 62 74 7 0 9 0.16 M M 7.2 17 210 M M 3 1 23 230
27 82 60 71 3 0 6 0.47 M M 8.7 28 250 M M 3 138 46 250
28 66 48 57 -11 8 0 0.83 M M 13.0 21 10 M M 10 1 27 350
29 64 45 55 -13 10 0 0.00 M M 12.2 21 40 M M 4 29 20
30 71 40 56 -12 9 0 0.00 M M 1.4 8 150 M M 0 13 170
31 71 55 63 -6 2 0 T M M 5.0 14 150 M M 4 17 190
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SM 2229 1589 188 90 5.37 M 287.1 M 133
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AV 71.9 51.3 9.3 FASTST M M 4 MAX(MPH)
MISC ----> 35 200 46 250
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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: DECATUR IL AIRPORT
MONTH: MAY
YEAR: 2021
LATITUDE: 39 49 N
LONGITUDE: 88 51 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 61.6 TOTAL FOR MONTH: 5.37 1 = FOG OR MIST
DPTR FM NORMAL: -2.3 DPTR FM NORMAL: 0.99 2 = FOG REDUCING VISIBILITY
HIGHEST: 87 ON 25 GRTST 24HR 1.26 ON 27-28 TO 1/4 MILE OR LESS
LOWEST: 31 ON 12 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: 13
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 11
MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 5
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 188 CLEAR (SCALE 0-3) 14
DPTR FM NORMAL 60 PTCLDY (SCALE 4-7) 12
TOTAL FM JUL 1 5340 CLOUDY (SCALE 8-10) 5
DPTR FM NORMAL -43
[CDD (BASE 65) ]
TOTAL THIS MO. 90
DPTR FM NORMAL -4 [PRESSURE DATA]
TOTAL FM JAN 1 108 HIGHEST SLP 30.47 ON 12
DPTR FM NORMAL -2 LOWEST SLP 29.56 ON 3
[REMARKS]
#FINAL-05-21#