276
ASUS43 KLOT 122312
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 PM CDT THU MAR 12 2026
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.
ILZ001-002-007-009-015-016-024-130000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 45 25 45 S10G21 29.93F TC 7
STERLING* CLOUDY 43 28 55 VRB6 29.99F TC 6
SAVANNA* CLOUDY 43 26 51 S12 29.95F TC 6
ILZ003-004-008-010-011-017-018-130000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 42 25 50 S9 30.00F TC 6
FREEPORT* CLOUDY 41 28 58 S9 29.99F TC 5
ROCHELLE* CLOUDY 41 29 61 S8 30.00F TC 5
ILZ005-006-012>014-019>023-130000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 44 20 38 SW13G20 30.01F TC 7
CHICAGO-MIDWAY CLOUDY 44 20 38 SW13 30.03F TC 7
AURORA CLOUDY 43 26 51 S9 30.00F TC 6
JOLIET* CLOUDY 46 26 47 S6 30.03F TC 8
WAUKEGAN CLOUDY 42 23 46 SW15 29.99F TC 6
DUPAGE AIRPORT CLOUDY 42 25 50 S9 30.00F TC 6
KANKAKEE* CLOUDY 45 24 42 S7 30.06F TC 7
WHEELING CLOUDY 44 22 41 SW9 30.02F TC 7
MORRIS* CLOUDY 44 28 52 S7 30.02F TC 7
ROMEOVILLE* CLEAR 45 25 45 S14 30.04F TC 7
LANSING* CLOUDY 43 23 45 SW13 30.05F TC 6
NORTHERLY ISL* N/A 44 17 34 S16 N/A TC 7
LMZ740>746-130000-
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 44 210/ 13/ 15 N/A
NORTHERLY ISL 44 190/ 9/ 11 N/A
CALUMET HARBOR 44 190/ 7/ 9 1017.0
BURNS HARBOR 45 210/ 5/ 8 1017.9F
MICHIGAN CITY 40 170/ 2/ 2 1017.9F
ILZ025>027-034>036-040-047-049-050-058-095>099-130000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 49 25 39 S15G23 29.94F TC 9
GALESBURG* CLOUDY 44 32 62 S9 29.97F TC 7
MACOMB* CLOUDY 46 28 49 S15 29.97F TC 8
JACKSONVILLE* PTSUNNY 49 20 32 S15 30.02F TC 9
PITTSFIELD* PTSUNNY 50 27 40 S14 30.00F TC 10
ILZ028>032-037-038-041>044-048-051>054-059>061-130000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 45 27 50 S12 30.02F TC 7
BLOOMINGTON CLOUDY 44 26 49 S15 30.03F TC 7
DECATUR CLOUDY 46 25 43 S14 30.06F TC 8
PEORIA CLOUDY 46 23 40 S15G28 30.00F TC 8
LACON* CLOUDY 45 22 41 S9 30.00F TC 7
LINCOLN* CLOUDY 47 24 39 S13 30.04F TC 8
SPRINGFIELD CLOUDY 47 26 44 S17 30.03F TC 8
TAYLORVILLE PTSUNNY 46 27 46 S13 30.05F TC 8
ILZ033-039-045-046-055>057-062-063-130000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 45 28 51 S9 30.07F TC 7
DANVILLE* CLOUDY 46 27 48 SW10 30.10F TC 8
RANTOUL* CLOUDY 45 26 46 SW9 30.07F TC 7
MATTOON CLOUDY 46 25 43 S9 30.07F TC 8
PARIS* CLOUDY 46 29 52 CALM 30.11F TC 8
ILZ079-100>102-130000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 52 23 32 S15 30.06F TC 11
BELLEVILLE MOSUNNY 52 27 38 S14 30.06F TC 11
CAHOKIA* MOSUNNY 52 24 33 S9 30.06F TC 11
SPARTA* MOSUNNY 51 26 38 SE8 30.09F TC 11
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-130000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 53 22 29 S12 30.13F TC 12
CAIRO* MOSUNNY 52 31 45 SW3 30.18F TC 11
EFFINGHAM* PTSUNNY 48 25 41 S5 30.12F TC 9
MARION MOSUNNY 52 19 28 S7 30.14F TC 11
MT. VERNON N/A 51 27 39 S12 30.12F TC 11
CENTRALIA* MOSUNNY 51 27 38 S7 30.11F TC 11
SALEM* MOSUNNY 51 27 39 S8 30.11F TC 11
ILZ067-068-072-073-078-083-087-091-130000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 49 24 37 SW7 30.15F TC 9
FLORA* PTSUNNY 50 30 46 SE10 30.13F TC 10
FAIRFIELD* MOSUNNY 50 25 37 S5 30.14F TC 10
HARRISBURG* MOSUNNY 52 20 28 CALM 30.16F TC 11
ROBINSON* CLOUDY 48 30 49 SW8 30.14F TC 9
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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