986
ASUS43 KLOT 262101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT SUN APR 26 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.
ILZ001-002-007-009-015-016-024-262200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 76 50 40 E16G24 29.89F TC 24
STERLING* MOSUNNY 72 47 40 E15 29.94F TC 22
SAVANNA* MOSUNNY 73 44 34 E10 29.93F TC 23
ILZ003-004-008-010-011-017-018-262200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 66 47 50 E9G23 29.97F TC 19
FREEPORT* MOSUNNY 70 50 49 SE10G21 29.97F TC 21
DE KALB* MOSUNNY 64 49 58 E15 29.99F TC 18
ILZ005-006-012>014-019>023-262200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 58 46 64 NE14G20 30.01F TC 14
CHICAGO-MIDWAY PTSUNNY 58 46 64 NE14 30.01F TC 14
AURORA SUNNY 66 48 52 SE15 29.97F TC 19
JOLIET* MOSUNNY 69 52 55 E12G17 29.98F TC 21
WAUKEGAN MOSUNNY 52 45 77 E10 30.04F TC 11
DUPAGE AIRPORT MOSUNNY 63 49 60 E10 29.99F TC 17
WHEELING MOSUNNY 55 46 71 E10 30.03F TC 13
MORRIS* SUNNY 70 50 48 E15G22 29.95F TC 21
LANSING* MOSUNNY 63 49 60 NE9 30.00F TC 17
NORTHERLY ISL* N/A 52 45 77 N10 N/A TC 11
LMZ740>746-262200-
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)
WINTHROP HARBOR 48 1022.4R 1/ 3
WAUKEGAN HARBOR 45 47 350/ 8/ 12 1017.6F 1/ 3
HARRISON CRIB 47 30/ 11/ 11 N/A
NORTHERLY ISL 51 20/ 8/ 12 N/A
CALUMET HARBOR 51 360/ 9/ 11 1016.9
BURNS HARBOR 61 110/ 7/ 8 1017.3F
MICHIGAN CITY 60 90/ 11/ 13 1016.0F
ST. JOSEPH BUOY 58 130/ 8/ 10 1018.0F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-262200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 78 47 33 SE14 29.84F TC 26
GALESBURG* SUNNY 76 50 39 S10 29.90F TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-262200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 75 49 39 SE15G24 29.92F TC 24
DECATUR SUNNY 77 51 40 E14G24 29.90F TC 25
PEORIA SUNNY 77 47 34 E15G22 29.89F TC 25
SPRINGFIELD SUNNY 79 45 29 S12 29.88F TC 26
TAYLORVILLE SUNNY 79 48 34 SE12 29.89F TC 26
ILZ033-039-045-046-055>057-062-063-262200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 77 50 38 E13G24 29.92F TC 25
DANVILLE* MOSUNNY 74 46 37 SE14 29.96F TC 24
MATTOON SUNNY 77 53 43 SE10 29.90F TC 25
ILZ079-100>102-262200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 79 52 38 S13 29.88R TC 26
CAHOKIA* MOSUNNY 79 50 36 SE9G20 29.85F TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-262200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 79 50 36 E9 29.87F TC 26
CAIRO* PTSUNNY 83 53 35 SE10 29.87F HX 82 TC 28
MARION MOSUNNY 79 52 38 S6 29.88F TC 26
CENTRALIA* MOSUNNY 78 53 40 SE10 29.89F TC 26
ILZ067-068-072-073-078-083-087-091-262200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 80 49 33 E8G17 29.91F TC 27
FLORA* SUNNY 79 54 41 SE10G17 29.90F TC 26
FAIRFIELD* MOSUNNY 80 50 35 SE13 29.89F TC 27
HARRISBURG* MOSUNNY 80 52 37 SE6 29.89F HX 80 TC 27
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page