WFO Monthly/Daily Climate Data
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CXUS53 KLOT 120800
CF6LOT
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: ROMEOVILLE WFO
MONTH: MAY
YEAR: 2026
LATITUDE: 41 36 N
LONGITUDE: 88 5 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 50 34 42 -14 23 0 T 0.0 0 6.9 13 50 M M 7 16 80
2 56 30 43 -13 22 0 T 0.0 0 4.9 9 200 M M 4 18 330
3 67 42 55 -2 10 0 0.08 0.0 0 14.0 27 200 M M 2 18 37 200
4 79 45 62 5 3 0 0.33 0.0 0 11.3 18 250 M M 3 38 38 270
5 56 44 50 -7 15 0 0.08 0.0 0 7.9 13 290 M M 6 1 23 320
6 57 37 47 -11 18 0 0.00 0.0 0 8.9 20 270 M M 4 35 270
7 60 33 47 -11 18 0 T 0.0 0 9.3 28 240 M M 3 38 240
8 66 44 55 -3 10 0 T 0.0 0 5.5 13 210 M M 5 13 210
9 74 47 61 2 4 0 0.00 0.0 0 11.2 23 270 M M 2 1 37 270
10 64 42 53 -6 12 0 0.00 0.0 0 5.6 15 310 M M 2 23 310
11 59 42 51 -9 14 0 0.00 0.0 0 11.4 17 20 M M 1 24 20
================================================================================
SM 688 440 149 0 0.49 0.0 96.9 M 39
================================================================================
AV 62.5 40.0 8.8 FASTST M M 4 MAX(MPH)
MISC ----> 28 240 # 38 270
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: ROMEOVILLE WFO
MONTH: MAY
YEAR: 2026
LATITUDE: 41 36 N
LONGITUDE: 88 5 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 51.3 TOTAL FOR MONTH: 0.49 1 = FOG OR MIST
DPTR FM NORMAL: -6.5 DPTR FM NORMAL: -1.25 2 = FOG REDUCING VISIBILITY
HIGHEST: 79 ON 4 GRTST 24HR 0.33 ON 4- 4 TO 1/4 MILE OR LESS
LOWEST: 30 ON 2 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: 3
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1
MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 149 CLEAR (SCALE 0-3) 6
DPTR FM NORMAL 58 PTCLDY (SCALE 4-7) 5
TOTAL FM JUL 1 5704 CLOUDY (SCALE 8-10) 0
DPTR FM NORMAL -247
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL -12 [PRESSURE DATA]
TOTAL FM JAN 1 13 HIGHEST SLP M ON M
DPTR FM NORMAL -9 LOWEST SLP M ON M
[REMARKS]