WFO Monthly/Daily Climate Data Issued by NWS Chicago, IL
000
CXUS53 KLOT 232059
CF6RFD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: ROCKFORD IL
MONTH: JANUARY
YEAR: 2021
LATITUDE: 42 12 N
LONGITUDE: 89 6 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 36 17 27 5 38 0 0.54 1.9 5 11.6 22 360 M M 9 1468 30 10
2 30 25 28 6 37 0 T 0.0 7 5.5 17 20 M M 10 168 21 20
3 30 21 26 4 39 0 0.00 0.0 6 5.2 10 200 M M 10 128 16 210
4 31 23 27 5 38 0 0.01 0.2 6 7.2 14 170 M M 10 12 18 270
5 33 23 28 6 37 0 T T 6 4.8 12 340 M M 10 128 16 310
6 34 22 28 6 37 0 T T 5 6.4 12 150 M M 10 128 14 130
7 33 24 29 8 36 0 T T 5 9.5 14 10 M M 10 18 18 10
8 33 28 31 10 34 0 T T 5 11.1 17 350 M M 10 22 350
9 33 27 30 9 35 0 0.00 0.0 5 7.1 12 310 M M 10 14 320
10 28 22 25 4 40 0 0.00 0.0 5 6.0 12 290 M M 10 18 15 280
11 31 22 27 6 38 0 T T 5 9.4 17 210 M M 9 18 25 230
12 37 23 30 9 35 0 0.00 0.0 5 5.9 13 240 M M 3 18 17 240
13 41 26 34 13 31 0 0.00 0.0 4 5.7 12 170 M M 8 17 240
14 37 29 33 12 32 0 0.22 0.7 4 9.7 17 170 M M 8 18 25 130
15 37 33 35 14 30 0 0.02 0.2 4 7.3 16 190 M M 10 1 21 190
16 39 30 35 14 30 0 0.10 0.6 5 9.6 15 290 M M 10 16 21 330
17 33 29 31 10 34 0 0.08 1.0 4 6.2 13 330 M M 10 168 15 270
18 29 19 24 3 41 0 T T 5 8.2 16 300 M M 8 22 310
19 34 17 26 5 39 0 0.01 0.9 5 9.5 29 340 M M 9 9 40 360
20 37 9 23 2 42 0 T T 6 11.8 25 170 M M 5 31 170
21 40 23 32 11 33 0 0.00 0.0 5 12.9 24 290 M M 2 33 290
22 27 9 18 -3 47 0 0.00 0.0 5 9.5 18 330 M M 0 25 330
23 29 2 16 -5 49 0 0.00 0.0 4 5.3 15 130 M M 6 19 120
24 35 27 31 9 34 0 0.12 1.0 5 7.6 15 150 M M 10 18 21 120
25 32 20 26 4 39 0 0.10 1.0 5 14.2 24 50 M M 9 18 37 50
26 30 16 23 1 42 0 0.10 1.9 7 15.8 25 30 M M 8 18 32 20
27 23 4 14 -8 51 0 0.00 0.0 8 8.2 17 10 M M 4 21 340
28 22 -1 11 -11 54 0 0.00 0.0 7 2.0 7 300 M M 4 9 280
29 30 11 21 -1 44 0 0.00 0.0 7 8.2 17 140 M M 9 22 120
30 35 28 32 10 33 0 0.68 5.5 7 16.0 22 90 M M 10 14689 33 100
31 34 30 32 10 33 0 0.06 1.3 12 15.9 23 30 M M 10 18 32 60
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SM 1013 638 1182 0 2.04 16.2 273.3 M 251
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AV 32.7 20.6 8.8 FASTST M M 8 MAX(MPH)
MISC ----> 29 340 40 360
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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: ROCKFORD IL
MONTH: JANUARY
YEAR: 2021
LATITUDE: 42 12 N
LONGITUDE: 89 6 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 26.6 TOTAL FOR MONTH: 2.04 1 = FOG OR MIST
DPTR FM NORMAL: 5.1 DPTR FM NORMAL: 0.67 2 = FOG REDUCING VISIBILITY
HIGHEST: 41 ON 13 GRTST 24HR 0.68 ON 30-30 TO 1/4 MILE OR LESS
LOWEST: -1 ON 28 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 16.2 INCHES 5 = HAIL
GRTST 24HR 5.5 ON 30-30 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 12 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: 13 0.01 INCH OR MORE: 12
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 7
MIN 32 OR BELOW: 30 0.50 INCH OR MORE: 2
MIN 0 OR BELOW: 1 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 1182 CLEAR (SCALE 0-3) 3
DPTR FM NORMAL -166 PTCLDY (SCALE 4-7) 6
TOTAL FM JUL 1 3371 CLOUDY (SCALE 8-10) 22
DPTR FM NORMAL -541
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP 30.75 ON 28
DPTR FM NORMAL 0 LOWEST SLP 29.39 ON 15
[REMARKS]
#FINAL-01-21#