299
ASUS43 KLOT 181708
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 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.
ILZ001-002-007-009-015-016-024-181800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 63 44 50 VRB5 29.99S TC 17
STERLING* SUNNY 67 48 50 VRB5 29.99S TC 19
ILZ003-004-008-010-011-017-018-181800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 63 45 51 N5 29.99S TC 17
ROCHELLE* MOSUNNY 64 45 50 N7 29.98S TC 18
DE KALB* PTSUNNY 63 47 55 N6 29.99S TC 17
PERU* SUNNY 66 45 47 NE6 29.98S TC 19
ILZ005-006-012>014-019>023-181800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 63 47 55 NW6 29.96S TC 17
CHICAGO-MIDWAY PTSUNNY 60 47 61 E10 29.98R TC 16
AURORA CLOUDY 65 47 52 N7 29.97R TC 18
JOLIET* PTSUNNY 64 49 57 NE6 29.98R TC 18
WAUKEGAN CLOUDY 50 42 74 E9 29.99R TC 10
DUPAGE AIRPORT CLOUDY 63 46 54 NW9 29.96S TC 17
KANKAKEE* MOSUNNY 65 46 49 N9 29.97S TC 19
WHEELING CLOUDY 57 47 69 E9 29.99R TC 14
MORRIS* PTSUNNY 66 48 50 N3 29.97R TC 19
ROMEOVILLE* CLOUDY 63 50 63 NE7 29.98R TC 17
LANSING* CLOUDY 59 49 69 NE9 29.99R TC 15
NORTHERLY ISL* N/A 51 44 77 NE12 N/A TC 11
LMZ740>746-181800-
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/ 15/ 16 N/A
NORTHERLY ISL 52 70/ 10/ 10 N/A
CALUMET HARBOR 54 40/ 8/ 11 1014.3
BURNS HARBOR 51 50/ 6/ 7 1016.3R
MICHIGAN CITY 50 50/ 10/ 12 1014.9F
ST. JOSEPH BUOY 51 56 30/ 14/ 17 1016.2R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-181800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 65 42 43 VRB5 29.99S TC 18
GALESBURG* SUNNY 64 45 49 N5 30.00F TC 18
MACOMB* SUNNY 66 44 43 N9 30.00F TC 19
JACKSONVILLE* SUNNY 65 40 41 NE3 29.99S TC 18
PITTSFIELD* SUNNY 66 42 41 CALM 30.00F TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-181800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 66 45 46 N7 29.97F TC 19
BLOOMINGTON SUNNY 67 49 52 N13 29.98S TC 19
DECATUR SUNNY 69 49 48 CALM 29.98F TC 21
PEORIA SUNNY 67 47 48 NE7 29.98S TC 19
LACON* SUNNY 64 46 52 NW5 29.98F TC 18
LINCOLN* SUNNY 67 48 50 CALM 29.98S TC 19
SPRINGFIELD SUNNY 68 44 42 N7 29.98F TC 20
TAYLORVILLE SUNNY 66 43 42 MISG 29.99F TC 19
ILZ033-039-045-046-055>057-062-063-181800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 68 48 48 NW3 29.97S TC 20
RANTOUL* SUNNY 67 47 47 NE3 29.96S TC 20
MATTOON SUNNY 68 48 48 VRB6 29.97R TC 20
PARIS* SUNNY 69 45 42 W8 29.97S TC 20
ILZ079-100>102-181800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 68 46 45 VRB3 30.00S TC 20
BELLEVILLE MOSUNNY 71 51 47 N3 29.97F TC 22
CAHOKIA* SUNNY 71 49 45 CALM 29.98F TC 22
SPARTA* PTSUNNY 71 51 48 NE3 30.00F TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 69 48 47 VRB5 29.99F TC 21
CAIRO* PTSUNNY 69 56 62 E7 30.00S TC 21
EFFINGHAM* SUNNY 70 47 43 CALM 30.01R TC 21
MARION PTSUNNY 68 48 49 CALM 30.01S TC 20
MT. VERNON N/A 71 49 45 CALM 29.99F TC 22
CENTRALIA* PTSUNNY 70 46 42 CALM 29.99F TC 21
SALEM* MOSUNNY 71 44 37 CALM 29.99S TC 22
METROPOLIS* CLOUDY 69 53 56 E3 29.99F TC 21
ILZ067-068-072-073-078-083-087-091-181800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 72 47 40 CALM 29.97S TC 22
FLORA* MOSUNNY 70 46 43 W6 29.99S TC 21
FAIRFIELD* PTSUNNY 69 44 40 CALM 29.99S TC 21
HARRISBURG* CLOUDY 70 50 48 CALM 30.00F TC 21
ROBINSON* MOSUNNY 68 46 45 NW6 29.97R TC 20
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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