930
ASUS43 KLOT 172110
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT SAT MAY 17 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.
ILZ001-002-007-009-015-016-024-172200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 66 44 45 W20G30 29.79R TC 19
STERLING* SUNNY 70 45 40 W21G26 29.76R TC 21
ILZ003-004-008-010-011-017-018-172200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 70 44 39 W20G25 29.73R TC 21
ROCHELLE* MOSUNNY 68 42 38 W21G28 29.74R HAZE TC 20
DE KALB* PTSUNNY 69 46 44 W16G29 29.73R TC 20
PERU* SUNNY 71 44 37 W16G28 29.77R TC 21
ILZ005-006-012>014-019>023-172200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 69 44 40 W21G32 29.68R TC 21
CHICAGO-MIDWAY PTSUNNY 70 44 39 W17G29 29.70R TC 21
AURORA MOSUNNY 71 45 39 W22G31 29.71R TC 22
JOLIET* PTSUNNY 71 45 38 W10G23 29.73R TC 22
WAUKEGAN PTSUNNY 68 46 45 W14G23 29.67R TC 20
DUPAGE AIRPORT PTSUNNY 70 45 40 W17G30 29.70R TC 21
KANKAKEE* MOSUNNY 69 43 38 W21G26 29.76R TC 21
WHEELING PTSUNNY 70 45 40 W15G24 29.70R TC 21
MORRIS* MOSUNNY 70 45 40 W20G32 29.73R TC 21
ROMEOVILLE* PTSUNNY 68 45 42 W23G29 29.72R TC 20
LANSING* CLOUDY 68 47 45 W17G24 29.72R TC 20
NORTHERLY ISL* N/A 67 41 38 NW15 N/A TC 19
LMZ740>746-172200-
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)
HARRISON CRIB 68 300/ 21/ 24 N/A
NORTHERLY ISL 66 270/ 15/ 19 N/A
CALUMET HARBOR 68 230/ 7/ 15 1004.6R
BURNS HARBOR 60 290/ 5/ 7 1006.8R
MICHIGAN CITY 56 220/ 8/ 10 1005.1R
ST. JOSEPH BUOY 55 55 260/ 8/ 10 1006.8R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-172200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 70 45 40 W15G28 29.85S TC 21
GALESBURG* MOSUNNY 64 41 43 W22G29 29.84R TC 18
MACOMB* MOSUNNY 69 45 42 NW18G32 29.85S TC 20
JACKSONVILLE* SUNNY 73 45 36 W17G23 29.83S TC 23
PITTSFIELD* MOSUNNY 71 45 38 W10G24 29.86S TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-172200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 70 42 35 W20G33 29.77R TC 21
BLOOMINGTON MOSUNNY 69 48 47 W14G23 29.81R TC 21
DECATUR MOSUNNY 72 48 42 W14G30 29.82R TC 22
PEORIA SUNNY 68 44 42 NW13G25 29.81R TC 20
LACON* SUNNY 67 44 42 W15G22 29.78R TC 20
LINCOLN* SUNNY 71 47 42 W10G17 29.81S TC 22
SPRINGFIELD MOSUNNY 72 46 39 W21G26 29.81F TC 22
TAYLORVILLE MOSUNNY 70 48 46 MISG 29.83S TC 21
ILZ033-039-045-046-055>057-062-063-172200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 73 47 39 W23G32 29.79S TC 23
RANTOUL* MOSUNNY 72 44 37 W22G28 29.78R TC 22
MATTOON MOSUNNY 68 51 54 W9G31 29.81S TC 20
PARIS* MOSUNNY 72 47 40 W22G28 29.80R TC 22
ILZ079-100>102-172200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 72 48 43 NW13G22 29.86R TC 22
BELLEVILLE PTSUNNY 75 54 47 W17 29.83F TC 24
CAHOKIA* PTSUNNY 74 52 46 W14G22 29.85S TC 23
SPARTA* MOSUNNY 75 50 40 W16G24 29.86F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 78 49 35 NW13 29.85S TC 26
CAIRO* SUNNY 82 57 43 SW12 29.87F HX 82 TC 28
EFFINGHAM* PTSUNNY 70 51 52 SW15G21 29.85S TC 21
MARION PTSUNNY 77 48 36 W7 29.86S TC 25
MT. VERNON N/A 74 53 48 W8G20 29.85S TC 23
CENTRALIA* MOSUNNY 73 52 47 W17 29.85F TC 23
SALEM* MOSUNNY 73 50 43 W15G23 29.85S TC 23
METROPOLIS* SUNNY 81 50 33 W10 29.86F HX 80 TC 27
ILZ067-068-072-073-078-083-087-091-172200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 72 52 49 W17 29.82R TC 22
FLORA* MOSUNNY 72 52 49 W15G24 29.85S TC 22
FAIRFIELD* MOSUNNY 73 50 43 W9G18 29.85R TC 23
HARRISBURG* MOSUNNY 77 53 43 W13 29.85F TC 25
ROBINSON* CLOUDY 70 50 49 W18 29.82R TC 21
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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