446
ASUS43 KLOT 180208
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-180300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 60 41 49 NW8 29.83R TC 16
STERLING* CLEAR 61 41 47 W13 29.83R TC 16
ILZ003-004-008-010-011-017-018-180300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 60 42 51 NW13 29.82R TC 16
ROCHELLE* PTCLDY 60 40 48 W10 29.82R HAZE TC 16
DE KALB* PTCLDY 60 45 57 NW12 29.81R TC 15
PERU* CLEAR 61 42 50 W8 29.82S TC 16
ILZ005-006-012>014-019>023-180300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 65 44 46 W13G24 29.77R TC 18
CHICAGO-MIDWAY MOCLDY 67 43 41 W13 29.78R TC 19
AURORA CLOUDY 63 43 48 W13 29.79R TC 17
JOLIET* MOCLDY 65 44 45 W6 29.81R TC 19
WAUKEGAN CLOUDY 63 46 54 NW6 29.77R TC 17
DUPAGE AIRPORT CLOUDY 64 44 48 NW9 29.79R TC 18
KANKAKEE* MOCLDY 62 44 51 W12 29.82R TC 17
WHEELING CLOUDY 65 45 48 NW13G23 29.79R TC 18
MORRIS* PTCLDY 63 44 50 W13G18 29.80R TC 17
ROMEOVILLE* CLOUDY 64 45 48 W9 29.80R TC 18
LANSING* CLOUDY 64 45 49 W7 29.79R TC 18
NORTHERLY ISL* N/A 65 42 43 NW12 N/A TC 18
LMZ740>746-180300-
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)
ILZ025>027-034>036-040-047-049-050-058-095>099-180300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 62 46 55 W3 29.87R TC 17
GALESBURG* CLEAR 55 40 57 W5 29.87R TC 13
MACOMB* CLEAR 58 43 56 NW7 29.90R TC 15
JACKSONVILLE* CLEAR 62 44 50 NW6 29.87R TC 17
PITTSFIELD* CLEAR 65 46 51 CALM 29.89R TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-180300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 62 41 46 W10 29.83S TC 17
BLOOMINGTON CLEAR 60 45 57 NW12 29.85R TC 16
DECATUR CLEAR 66 48 52 NW8 29.85R TC 19
PEORIA CLEAR 61 42 49 W6 29.86R TC 16
LACON* CLEAR 60 40 48 W6 29.83S TC 16
LINCOLN* CLEAR 64 46 52 W3 29.85R TC 18
SPRINGFIELD CLEAR 64 47 53 NW7 29.86R TC 18
TAYLORVILLE CLEAR 64 48 55 MISG 29.85S TC 18
ILZ033-039-045-046-055>057-062-063-180300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 63 46 54 NW9 29.84R TC 17
RANTOUL* CLEAR 62 44 52 NW12 29.84R TC 17
MATTOON MOCLDY 64 50 60 SW6 29.84R TC 18
PARIS* CLOUDY 64 49 57 W9 29.84R TC 18
ILZ079-100>102-180300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 64 50 59 W5 29.87R TC 18
BELLEVILLE CLEAR 67 52 59 W6 29.85R TC 19
CAHOKIA* CLEAR 67 50 54 W3 29.87R TC 19
SPARTA* PTCLDY 67 52 57 W3 29.90R TC 20
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-180300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 67 55 65 CALM 29.87R TC 19
CAIRO* MOCLDY 75 60 59 CALM 29.88R TC 24
EFFINGHAM* PTCLDY 62 54 74 CALM 29.88S TC 17
MARION MOCLDY 65 54 66 CALM 29.88R TC 19
MT. VERNON N/A 61 56 83 CALM 29.87R HAZE TC 16
CENTRALIA* PTCLDY 66 54 63 CALM 29.87R TC 19
SALEM* PTCLDY 66 53 62 W3 29.86S TC 19
METROPOLIS* PTCLDY 73 58 59 CALM 29.87R TC 23
ILZ067-068-072-073-078-083-087-091-180300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 65 53 65 W5 29.86R TC 18
FLORA* PTCLDY 64 54 68 W5 29.87R TC 18
FAIRFIELD* MOCLDY 64 56 76 CALM 29.87R TC 18
HARRISBURG* MOCLDY 67 54 61 CALM 29.87S TC 20
ROBINSON* PTCLDY 63 52 67 W7 29.85R TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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