047
ASUS43 KLOT 180908
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT SUN MAY 18 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.
ILZ001-002-007-009-015-016-024-181000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 47 39 74 NW6 29.94R TC 8
STERLING* CLEAR 48 44 86 W7 29.94R TC 9
ILZ003-004-008-010-011-017-018-181000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 49 42 77 W5 29.94R TC 9
ROCHELLE* CLEAR 47 41 82 NW6 29.92S TC 8
DE KALB* CLOUDY 52 44 75 NW10 29.91S TC 11
PERU* PTCLDY 48 41 79 NW5 29.92R TC 9
ILZ005-006-012>014-019>023-181000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 53 45 74 NW7 29.87S TC 12
CHICAGO-MIDWAY CLEAR 54 44 69 NW7 29.88S TC 12
AURORA CLEAR 46 40 79 NW6 29.89S TC 8
JOLIET* CLEAR 53 45 74 CALM 29.89R TC 12
WAUKEGAN CLOUDY 53 44 71 W7 29.87S TC 12
DUPAGE AIRPORT CLEAR 51 44 77 NW8 29.88S TC 11
KANKAKEE* PTCLDY 52 43 71 NW3 29.89S TC 11
WHEELING PTCLDY 53 45 74 NW6 29.90R TC 12
MORRIS* CLEAR 49 43 79 NW7 29.89R TC 10
ROMEOVILLE* CLEAR 52 46 82 NW8 29.89S TC 11
LANSING* CLEAR 52 45 78 NW6 29.88S TC 11
NORTHERLY ISL* N/A 56 45 66 W9 N/A TC 13
LMZ740>746-181000-
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 60 310/ 11/ 11 N/A
NORTHERLY ISL 56 300/ 6/ 11 N/A
CALUMET HARBOR 56 280/ 5/ 7 1010.6F
BURNS HARBOR 53 330/ 3/ 5 1012.2R
MICHIGAN CITY 53 310/ 12/ 14 1010.8R
ST. JOSEPH BUOY 52 55 300/ 12/ 16 1012.1R 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-181000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 53 42 66 N8 29.95S TC 12
GALESBURG* MOCLDY 46 38 75 W5 29.96R TC 8
MACOMB* MOCLDY 49 41 72 N7 29.98S TC 10
JACKSONVILLE* CLOUDY 52 44 74 NW5 29.94S TC 11
PITTSFIELD* CLOUDY 58 45 62 NW6 29.96R TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-181000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 51 41 69 W7 29.92R TC 11
BLOOMINGTON MOCLDY 52 42 69 NW9 29.94R TC 11
DECATUR PTCLDY 56 45 66 NW7 29.94R TC 13
PEORIA MOCLDY 50 41 71 W3 29.94R TC 10
LACON* PTCLDY 49 40 71 N3 29.92R TC 10
LINCOLN* MOCLDY 53 44 72 CALM 29.94S TC 12
SPRINGFIELD MOCLDY 52 46 80 NW6 29.94R TC 11
TAYLORVILLE MOCLDY 52 46 82 MISG 29.94S TC 11
ILZ033-039-045-046-055>057-062-063-181000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 50 44 80 W6 29.93R TC 10
RANTOUL* PTCLDY 51 43 73 W6 29.91R TC 11
MATTOON PTCLDY 54 46 74 W6 29.92R TC 12
PARIS* PTCLDY 53 45 73 W10 29.93R TC 12
ILZ079-100>102-181000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 57 49 75 NW3 29.96R TC 14
BELLEVILLE MOCLDY 60 52 74 NW3 29.94R TC 16
CAHOKIA* MOCLDY 58 55 90 CALM 29.96R TC 14
SPARTA* MOCLDY 62 56 80 CALM 29.96R TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 60 54 80 NW5 29.94R TC 16
CAIRO* MOCLDY 64 59 86 CALM 29.94R TC 18
EFFINGHAM* PTCLDY 53 52 97 W3 29.96R TC 11
MARION MOCLDY 61 52 72 CALM 29.94R TC 16
MT. VERNON N/A 57 54 89 CALM 29.95R TC 14
CENTRALIA* MOCLDY 59 51 75 NW5 29.96R TC 15
SALEM* MOCLDY 58 51 78 CALM 29.95R TC 14
METROPOLIS* MOCLDY 61 60 97 CALM 29.94R TC 16
ILZ067-068-072-073-078-083-087-091-181000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 56 50 80 NW5 29.93R TC 13
FLORA* MOCLDY 57 52 82 NW6 29.95R TC 14
FAIRFIELD* MOCLDY 60 50 69 NW3 29.94R TC 15
HARRISBURG* MOCLDY 60 56 85 N5 29.93F TC 16
ROBINSON* MOCLDY 54 50 87 W5 29.92S TC 12
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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