454
ASUS43 KLOT 181406
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-181500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 55 43 63 VRB5 30.00S TC 13
STERLING* SUNNY 58 46 64 N7 30.00F TC 14
ILZ003-004-008-010-011-017-018-181500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 57 45 64 NW8 30.00R TC 14
ROCHELLE* PTSUNNY 55 44 67 N7 29.99S TC 13
DE KALB* CLOUDY 54 46 73 N6 29.99S TC 12
PERU* SUNNY 57 44 62 NW8 29.99S TC 14
ILZ005-006-012>014-019>023-181500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 57 46 66 N6 29.95S TC 14
CHICAGO-MIDWAY PTSUNNY 58 45 62 N7 29.97R TC 14
AURORA SUNNY 58 46 64 N8 29.97R TC 14
JOLIET* CLOUDY 58 47 67 N5 29.98S TC 15
WAUKEGAN CLOUDY 57 46 66 VRB6 29.96R TC 14
DUPAGE AIRPORT CLOUDY 57 46 66 N7 29.97R TC 14
KANKAKEE* SUNNY 59 45 60 NW8 29.97F TC 15
WHEELING CLOUDY 57 47 69 N6 29.97S TC 14
MORRIS* MOSUNNY 58 46 65 N5 29.97S TC 15
ROMEOVILLE* CLOUDY 55 48 76 N6 29.98R TC 13
LANSING* CLOUDY 56 48 73 N5 29.97R TC 14
NORTHERLY ISL* N/A 55 46 71 N7 N/A TC 13
LMZ740>746-181500-
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 58 340/ 13/ 15 N/A
NORTHERLY ISL 55 10/ 6/ 7 N/A
CALUMET HARBOR 55 340/ 7/ 9 1013.5
BURNS HARBOR 52 330/ 5/ 6 1015.2R
MICHIGAN CITY 51 320/ 9/ 10 1013.8R
ST. JOSEPH BUOY 50 55 350/ 10/ 14 1015.0R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-181500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 56 41 57 N10 30.00S TC 13
GALESBURG* SUNNY 54 43 66 N10 30.01F TC 12
MACOMB* SUNNY 55 42 62 N10 30.02F TC 13
JACKSONVILLE* SUNNY 59 42 53 N13 29.98F TC 15
PITTSFIELD* SUNNY 58 43 56 N8 30.00F TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-181500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 58 44 60 N12G17 29.98F TC 14
BLOOMINGTON SUNNY 57 45 64 N13 29.98F TC 14
DECATUR SUNNY 63 46 54 N10 29.97F TC 17
PEORIA SUNNY 57 44 62 N8 29.98F TC 14
LACON* SUNNY 55 43 63 N6 29.99F TC 13
LINCOLN* SUNNY 58 44 60 NW6 29.98F TC 14
SPRINGFIELD SUNNY 60 44 55 N10 29.97F TC 16
TAYLORVILLE SUNNY 59 45 58 MISG 29.98R TC 15
ILZ033-039-045-046-055>057-062-063-181500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 60 45 57 NW14 29.96F TC 16
RANTOUL* SUNNY 59 44 57 N12 29.96S TC 15
PARIS* PTSUNNY 60 45 57 NW7 29.97S TC 16
ILZ079-100>102-181500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 61 45 55 NE8 29.98R TC 16
BELLEVILLE PTSUNNY 65 50 60 CALM 29.96R TC 18
CAHOKIA* PTSUNNY 65 47 52 E7 29.98R TC 18
SPARTA* CLOUDY 64 51 62 E6 29.98F TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 63 51 65 NE8 29.95F TC 17
CAIRO* PTSUNNY 67 57 71 E5 29.95F TC 19
EFFINGHAM* PTSUNNY 60 47 61 N3 29.98F TC 16
MARION CLOUDY 63 52 67 N7 29.99R TC 17
MT. VERNON N/A 64 51 62 NE8 29.97S TC 18
CENTRALIA* CLOUDY 63 47 56 NE7 29.97F TC 17
SALEM* PTSUNNY 64 48 55 E6 29.97S TC 18
METROPOLIS* PTSUNNY 65 53 64 CALM 29.96F TC 19
ILZ067-068-072-073-078-083-087-091-181500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 66 49 54 NE6 29.97F TC 19
FLORA* PTSUNNY 63 48 59 NE6 29.98S TC 17
FAIRFIELD* PTSUNNY 63 46 55 N8 29.98S TC 17
HARRISBURG* CLOUDY 64 52 66 NE5 29.98R TC 18
ROBINSON* LGT RAIN 61 46 59 VRB2 29.96F TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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