388
ASUS43 KLOT 182012
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM 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.
ILZ001-002-007-009-015-016-024-182100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 70 45 40 CALM 29.95F TC 21
STERLING* SUNNY 73 46 38 N8 29.95F TC 23
ILZ003-004-008-010-011-017-018-182100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 71 45 39 VRB3 29.97F TC 22
ROCHELLE* SUNNY 69 44 40 N7 29.96F TC 20
DE KALB* SUNNY 68 46 45 N12 29.98S TC 20
PERU* SUNNY 73 43 33 N8 29.95F TC 23
ILZ005-006-012>014-019>023-182100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 63 47 55 E10G18 29.99R TC 17
CHICAGO-MIDWAY MOSUNNY 61 45 55 NE13 30.00R TC 16
AURORA SUNNY 70 46 42 N9 29.96S TC 21
JOLIET* MOSUNNY 71 49 45 N9 29.96F TC 21
WAUKEGAN CLOUDY 53 41 63 NE10 30.02R TC 12
DUPAGE AIRPORT SUNNY 69 47 45 N12G18 29.96F TC 21
KANKAKEE* SUNNY 70 46 41 NW3 29.97S TC 21
WHEELING SUNNY 58 46 64 E8 30.02R TC 14
MORRIS* SUNNY 71 46 39 NW3 29.94F TC 22
ROMEOVILLE* MOSUNNY 70 48 46 N8G15 29.97S TC 21
LANSING* SUNNY 61 50 66 NE12 30.00R TC 16
NORTHERLY ISL* N/A 51 43 74 NE12 N/A TC 11
LMZ740>746-182100-
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 51 60/ 13/ 14 N/A
NORTHERLY ISL 51 50/ 12 N/A
CALUMET HARBOR 51 50/ 11/ 13 1015.1R
BURNS HARBOR 52 40/ 8/ 8 1016.6R
MICHIGAN CITY 49 40/ 13/ 14 1015.8R
ST. JOSEPH BUOY 49 56 20/ 12/ 16 1016.9R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-182100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 74 41 30 CALM 29.94F TC 23
GALESBURG* SUNNY 72 41 32 CALM 29.97S TC 22
MACOMB* SUNNY 74 43 31 E5 29.97F TC 24
JACKSONVILLE* SUNNY 74 40 29 N7 29.95F TC 23
PITTSFIELD* SUNNY 74 36 25 N5 29.96F TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-182100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 72 43 35 NW7 29.95F TC 22
BLOOMINGTON SUNNY 74 47 38 VRB3 29.97S TC 23
DECATUR SUNNY 74 47 38 E6 29.97S TC 23
PEORIA SUNNY 75 45 34 N6 29.95F TC 24
LACON* SUNNY 71 45 40 NW3 29.95S TC 21
LINCOLN* SUNNY 75 49 39 S3 29.96S TC 24
SPRINGFIELD SUNNY 74 43 32 CALM 29.96F TC 23
TAYLORVILLE SUNNY 73 45 35 MISG 29.96F TC 23
ILZ033-039-045-046-055>057-062-063-182100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 75 47 36 W8 29.95F TC 24
RANTOUL* SUNNY 75 45 33 NW7 29.95S TC 24
MATTOON SUNNY 74 48 39 NW7 29.94F TC 23
PARIS* SUNNY 76 43 31 NW3 29.95F TC 24
ILZ079-100>102-182100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 73 48 40 VRB5 29.95F TC 23
BELLEVILLE SUNNY 75 52 43 NE5 29.93F TC 24
CAHOKIA* SUNNY 77 51 40 CALM 29.93F TC 25
SPARTA* SUNNY 76 54 46 SE5 29.96F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-182100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 75 52 44 E3 29.94F TC 24
CAIRO* MOSUNNY 76 58 52 E5 29.94F TC 25
EFFINGHAM* SUNNY 74 46 37 SW6 29.97F TC 23
MARION MOSUNNY 73 48 40 CALM 29.97F TC 23
MT. VERNON N/A 76 51 41 VRB3 29.95F TC 24
CENTRALIA* SUNNY 76 49 39 CALM 29.95F TC 25
SALEM* SUNNY 76 43 30 CALM 29.95F TC 25
METROPOLIS* PTSUNNY 76 55 47 E6 29.95F TC 25
ILZ067-068-072-073-078-083-087-091-182100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 77 47 34 MISG 29.94F TC 25
FLORA* SUNNY 75 46 35 S3 29.96F TC 24
FAIRFIELD* SUNNY 75 44 32 CALM 29.95F TC 24
HARRISBURG* SUNNY 74 50 43 CALM 29.96F TC 23
ROBINSON* SUNNY 73 45 35 W6 29.95S TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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