394
ASUS43 KLOT 180710
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-180800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 49 39 68 W7 29.93R TC 9
STERLING* CLEAR 47 42 83 W6 29.93R TC 8
ILZ003-004-008-010-011-017-018-180800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 54 43 66 NW7 29.90S TC 12
ROCHELLE* PTCLDY 48 40 76 W6 29.90R TC 9
DE KALB* MOCLDY 49 43 79 W6 29.89S TC 10
PERU* CLEAR 52 42 68 W6 29.92R TC 11
ILZ005-006-012>014-019>023-180800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 56 45 66 W7 29.85R TC 13
CHICAGO-MIDWAY CLEAR 58 44 60 W7 29.86R TC 14
AURORA CLEAR 51 42 71 W8 29.88R TC 11
JOLIET* CLEAR 55 45 68 CALM 29.89R TC 13
WAUKEGAN CLEAR 53 44 71 W6 29.85R TC 12
DUPAGE AIRPORT CLEAR 54 43 66 W8 29.86R TC 12
KANKAKEE* PTCLDY 54 43 66 W8 29.90R TC 12
WHEELING CLEAR 55 46 71 NW3 29.87R TC 13
MORRIS* CLEAR 51 43 74 W6 29.89R TC 11
ROMEOVILLE* CLEAR 55 46 71 W7 29.89R TC 13
LANSING* CLEAR 54 46 73 W6 29.87R TC 12
NORTHERLY ISL* N/A 58 44 60 W7 N/A TC 14
LMZ740>746-180800-
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 60 350/ 17/ 19 N/A
NORTHERLY ISL 59 300/ 5/ 13 N/A
CALUMET HARBOR 59 280/ 3/ 6 1009.9R
BURNS HARBOR 55 10/ 3/ 4 1011.9R
MICHIGAN CITY 55 360/ 5/ 6 1010.1R
ST. JOSEPH BUOY 53 56 320/ 6/ 10 1011.2R 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-180800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 56 47 71 CALM 29.94S TC 13
GALESBURG* PTCLDY 47 38 71 NW3 29.95S TC 8
MACOMB* MOCLDY 51 42 71 N7 29.96S TC 11
JACKSONVILLE* CLOUDY 52 43 73 CALM 29.93S TC 11
PITTSFIELD* CLOUDY 55 48 77 CALM 29.95S TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-180800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 54 41 62 W9 29.91R TC 12
BLOOMINGTON MOCLDY 54 44 69 W10 29.92F TC 12
DECATUR MOCLDY 58 47 66 NW7 29.91F TC 14
PEORIA PTCLDY 54 42 64 NW6 29.92F TC 12
LACON* PTCLDY 52 40 63 NW5 29.91S TC 11
LINCOLN* MOCLDY 56 45 66 CALM 29.91F TC 13
SPRINGFIELD CLOUDY 55 46 71 W6 29.92F TC 13
TAYLORVILLE MOCLDY 55 46 71 MISG 29.93S TC 13
ILZ033-039-045-046-055>057-062-063-180800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 52 45 77 NW7 29.90F TC 11
RANTOUL* MOCLDY 54 43 67 W9 29.90S TC 12
MATTOON PTCLDY 54 49 83 W6 29.90 TC 12
PARIS* PTCLDY 53 46 78 W6 29.90S TC 12
ILZ079-100>102-180800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 60 50 71 NW3 29.96R TC 15
BELLEVILLE MOCLDY 61 54 78 N7 29.92F TC 16
CAHOKIA* MOCLDY 58 54 86 CALM 29.92F TC 14
SPARTA* CLOUDY 63 54 74 CALM 29.93S TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-180800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 61 55 81 CALM 29.92F TC 16
CAIRO* MOCLDY 64 60 87 CALM 29.92S TC 18
EFFINGHAM* PTCLDY 53 52 95 CALM 29.94R TC 12
MARION CLOUDY 58 55 89 CALM 29.92F TC 15
MT. VERNON N/A 55 55 100 CALM 29.93F TC 13
CENTRALIA* MOCLDY 59 54 83 NW3 29.93F TC 15
SALEM* MOCLDY 57 52 85 N5 29.93F TC 14
METROPOLIS* MOCLDY 61 57 86 CALM 29.92F TC 16
ILZ067-068-072-073-078-083-087-091-180800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 60 53 77 W8 29.91R TC 16
FLORA* MOCLDY 59 52 77 NW7 29.92F TC 15
FAIRFIELD* CLOUDY 57 55 91 CALM 29.92F TC 14
HARRISBURG* CLOUDY 59 56 92 CALM 29.92F TC 15
ROBINSON* PTCLDY 55 52 88 W6 29.90S TC 13
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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