741
ASUS43 KLOT 181906
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-182000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 69 47 45 CALM 29.96F TC 21
STERLING* SUNNY 71 48 43 CALM 29.97F TC 22
ILZ003-004-008-010-011-017-018-182000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 69 45 41 N8 29.99S TC 21
ROCHELLE* SUNNY 68 44 41 N6 29.98S TC 20
DE KALB* MOSUNNY 66 46 48 NW6 29.99S TC 19
PERU* SUNNY 71 44 37 NW6 29.97S TC 22
ILZ005-006-012>014-019>023-182000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 61 47 59 E10 29.98R TC 16
CHICAGO-MIDWAY MOSUNNY 60 45 57 E12 29.99R TC 16
AURORA MOSUNNY 69 47 45 N9 29.96F TC 21
JOLIET* MOSUNNY 69 50 49 NE6 29.97S TC 21
WAUKEGAN CLOUDY 53 43 68 E8 30.00R TC 12
DUPAGE AIRPORT MOSUNNY 67 47 48 N6 29.97S TC 19
KANKAKEE* SUNNY 69 47 45 N9 29.97S TC 21
WHEELING CLOUDY 57 45 64 E7 30.01S TC 14
MORRIS* SUNNY 70 47 44 N3 29.95F TC 21
ROMEOVILLE* MOSUNNY 68 50 52 N14 29.97F TC 20
LANSING* CLOUDY 59 49 68 E10 29.99S TC 15
NORTHERLY ISL* N/A 51 43 74 NE9 N/A TC 11
LMZ740>746-182000-
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 52 80/ 12/ 13 N/A
NORTHERLY ISL 51 80/ 8/ 12 N/A
CALUMET HARBOR 51 50/ 11/ 12 1014.9
BURNS HARBOR 52 50/ 5/ 7 1016.3F
MICHIGAN CITY 49 40/ 8/ 9 1015.5F
ST. JOSEPH BUOY 50 56 20/ 12/ 17 1016.6R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-182000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 70 42 36 VRB3 29.98S TC 21
GALESBURG* SUNNY 70 43 37 CALM 29.98S TC 21
MACOMB* SUNNY 72 43 34 CALM 29.99F TC 22
JACKSONVILLE* SUNNY 71 37 29 SW5 29.97F TC 21
PITTSFIELD* SUNNY 73 40 30 CALM 29.98F TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-182000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 71 44 37 N5G16 29.96S TC 22
BLOOMINGTON SUNNY 72 48 42 N6 29.97S TC 22
DECATUR SUNNY 74 48 39 CALM 29.97F TC 23
PEORIA SUNNY 72 46 39 VRB3 29.96S TC 22
LACON* SUNNY 69 46 44 CALM 29.96S TC 20
LINCOLN* SUNNY 72 48 42 CALM 29.97S TC 22
SPRINGFIELD SUNNY 72 43 35 CALM 29.97F TC 22
TAYLORVILLE SUNNY 72 45 37 MISG 29.98S TC 22
ILZ033-039-045-046-055>057-062-063-182000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 74 48 39 VRB7 29.96S TC 23
RANTOUL* SUNNY 73 47 40 N6 29.95S TC 23
MATTOON SUNNY 72 46 39 SE5 29.95F TC 22
PARIS* SUNNY 73 44 34 W7 29.96S TC 23
ILZ079-100>102-182000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 75 48 38 VRB5 29.97F TC 24
BELLEVILLE SUNNY 75 51 43 CALM 29.94F TC 24
CAHOKIA* SUNNY 75 50 41 CALM 29.95F TC 24
SPARTA* MOSUNNY 75 51 42 CALM 29.98F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-182000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 73 52 47 CALM 29.97F TC 23
CAIRO* CLOUDY 74 58 55 NE7 29.97F TC 24
EFFINGHAM* SUNNY 72 46 38 CALM 29.99S TC 22
MARION MOSUNNY 72 48 43 CALM 29.99F TC 22
MT. VERNON N/A 77 51 40 VRB3 29.97F TC 25
CENTRALIA* SUNNY 74 48 39 CALM 29.97F TC 23
SALEM* SUNNY 74 44 33 CALM 29.97F TC 24
METROPOLIS* CLOUDY 74 55 50 CALM 29.98F TC 23
ILZ067-068-072-073-078-083-087-091-182000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 75 45 34 W9 29.96F TC 24
FLORA* SUNNY 73 50 43 W6 29.97F TC 23
FAIRFIELD* SUNNY 74 44 34 N5 29.98S TC 23
HARRISBURG* PTSUNNY 72 53 51 CALM 29.99F TC 22
ROBINSON* SUNNY 73 46 38 W8 29.96S TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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