134
ASUS43 KLOT 210410
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT MON OCT 20 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-210500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 53 45 74 W13 29.79S TC 12
STERLING* PTCLDY 51 49 92 W8 29.77R TC 11
ILZ003-004-008-010-011-017-018-210500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 52 48 86 W15G22 29.74R TC 11
ROCHELLE* RAIN 51 48 88 W14 29.76R TC 11
DE KALB* LGT RAIN 53 50 92 W15G25 29.74R TC 12
PERU* CLOUDY 55 48 75 W16G24 29.77R TC 13
ILZ005-006-012>014-019>023-210500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 59 45 59 SW16G36 29.68R TC 15
CHICAGO-MIDWAY LGT RAIN 59 44 57 SW21G36 29.69S TC 15
AURORA LGT RAIN 55 51 86 W15G26 29.72R TC 13
JOLIET* LGT RAIN 60 48 65 W12G21 29.73R TC 16
WAUKEGAN LGT RAIN 59 43 55 SW20G31 29.65S TC 15
DUPAGE AIRPORT LGT RAIN 56 47 71 W14 29.71R TC 13
KANKAKEE* CLOUDY 59 43 55 SW16 29.76R TC 15
WHEELING LGT RAIN 60 45 57 SW12G23 29.69S TC 16
MORRIS* LGT RAIN 57 53 86 W15G21 29.73R TC 14
ROMEOVILLE* LGT RAIN 59 46 63 SW13G24 29.73R TC 15
LANSING* CLOUDY 59 36 41 SW18G24 29.72R TC 15
NORTHERLY ISL* N/A 60 39 45 S18 N/A TC 16
LMZ740>746-210500-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 61 62 190/ 23/ 31 1004.2F 6/ 6
WINTHROP HARBOR 61 57 N/A 3/ 4
WAUKEGAN HARBOR 61 56 N/A 3/ 5
WILMETTE BUOY 61 200/ 19/ 27 1005.0F 3/ 4
CHICAGO BUOY 62 200/ 21/ 29 N/A 3/ 3
HARRISON CRIB 62 200/ 28/ 32 N/A
CALUMET HARBOR 60 180/ 13/ 17 1004.5
BURNS HARBOR 58 180/ 9/ 14 1006.4F
MICHIGAN CITY 57 160/ 18/ 21 1005.0F
ST. JOSEPH BUOY 59 58 140/ 25/ 37 1006.6F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-210500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 57 43 59 NW12 29.86R TC 14
GALESBURG* CLEAR 51 43 75 W8 29.83R TC 10
MACOMB* CLEAR 54 44 67 NW8 29.85S TC 12
JACKSONVILLE* CLOUDY 61 41 47 NW15G23 29.84R TC 16
PITTSFIELD* MOCLDY 61 43 52 NW15 29.87R TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-210500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 57 50 79 W10 29.77R TC 14
BLOOMINGTON CLOUDY 57 51 80 W12 29.80R TC 14
DECATUR CLOUDY 63 45 51 SW16G23 29.79R TC 17
PEORIA CLOUDY 57 45 64 NW12 29.81R TC 14
LACON* CLOUDY 55 45 68 NW10G21 29.79R TC 13
LINCOLN* CLOUDY 60 51 70 NW12G21 29.81R TC 16
SPRINGFIELD CLOUDY 64 45 49 NW20G32 29.82R TC 18
TAYLORVILLE CLOUDY 63 46 55 MISG 29.82R TC 17
ILZ033-039-045-046-055>057-062-063-210500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 59 44 57 SW13G24 29.77R TC 15
DANVILLE* CLOUDY 61 42 50 SW18 29.77F TC 16
RANTOUL* CLOUDY 61 43 51 SW17G26 29.77R TC 16
MATTOON CLOUDY 60 44 55 S14G29 29.78S TC 16
PARIS* CLOUDY 58 41 53 S16G22 29.79F TC 15
ILZ079-100>102-210500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 64 47 54 MISG 29.84R TC 18
BELLEVILLE MOCLDY 65 48 55 W9 29.82R TC 18
CAHOKIA* PTCLDY 64 48 56 SW5 29.84R TC 18
SPARTA* MOCLDY 66 46 46 SW12G20 29.85R TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 63 46 54 SW15 29.86S TC 17
CAIRO* CLEAR 61 48 61 S3 29.92S TC 16
EFFINGHAM* CLOUDY 61 44 52 S12G17 29.82S TC 16
MT. VERNON PTCLDY 61 48 62 SW16 29.83F TC 16
SALEM* MOCLDY 64 45 50 SW17G25 29.81S TC 18
METROPOLIS* CLEAR 60 42 51 S7 29.92S TC 16
ILZ067-068-072-073-078-083-087-091-210500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 58 43 57 S13 29.84F TC 14
FLORA* PTCLDY 59 45 58 S18 29.82F TC 15
FAIRFIELD* MOCLDY 60 43 54 S10 29.85S TC 16
HARRISBURG* CLOUDY 63 43 49 MISG 29.87F TC 17
ROBINSON* CLOUDY 57 45 62 S10 29.82F TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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