351
ASUS43 KLOT 261507
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM 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.
ILZ001-002-007-009-015-016-024-261600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 57 47 69 E10 30.01S TC 14
STERLING* MOSUNNY 58 50 75 E12 30.05S TC 14
SAVANNA* PTSUNNY 58 48 67 E10G16 30.04F TC 15
ILZ003-004-008-010-011-017-018-261600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 50 47 89 NE8 30.09S FOG TC 10
FREEPORT* CLOUDY 52 51 95 E13 30.08S TC 11
ROCHELLE* CLOUDY 50 47 88 E8 30.08R FOG TC 10
DE KALB* CLOUDY 48 47 99 E9 30.09R FOG TC 9
PERU* MOSUNNY 58 50 74 E9 30.05S TC 14
ILZ005-006-012>014-019>023-261600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 49 45 86 E10 30.09S FOG TC 9
CHICAGO-MIDWAY CLOUDY 50 45 83 E13 30.09S TC 10
AURORA CLOUDY 50 47 89 E10 30.07S FOG TC 10
JOLIET* CLOUDY 57 50 78 NE8 30.08S TC 14
WAUKEGAN CLOUDY 46 44 93 E8 30.11S TC 8
DUPAGE AIRPORT CLOUDY 50 47 89 NE10 30.08R FOG TC 10
KANKAKEE* MOSUNNY 56 48 75 E10G16 30.07F TC 13
WHEELING CLOUDY 47 45 93 E8 30.11S TC 8
MORRIS* CLOUDY 56 48 74 E10G17 30.06S TC 13
ROMEOVILLE* CLOUDY 52 50 93 E13 30.08S FOG TC 11
LANSING* CLOUDY 52 46 79 E5 30.09F TC 11
NORTHERLY ISL* N/A 48 44 86 E9 N/A TC 9
LMZ740>746-261600-
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 47 1017.2 1/ 4
WAUKEGAN HARBOR 44 46 40/ 8/ 10 1019.5 1/ 4
HARRISON CRIB 47 70/ 8/ 9 N/A
NORTHERLY ISL 48 70/ 9/ 10 N/A
CALUMET HARBOR 49 40/ 9/ 11 1018.6S
BURNS HARBOR 50 360/ 3/ 5 1019.6R
MICHIGAN CITY 53 80/ 9/ 11 1018.5R
ST. JOSEPH BUOY 51 110/ 2/ 4 1020.1R 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-261600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 66 51 58 SE12 29.95F TC 19
GALESBURG* SUNNY 61 49 66 SE6 30.02R TC 16
MACOMB* SUNNY 64 53 66 SE10G18 30.01S TC 18
JACKSONVILLE* SUNNY 67 54 63 SE12 29.98S TC 19
PITTSFIELD* SUNNY 65 52 62 SE9 29.98S TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-261600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 60 48 63 MISG 30.04S TC 16
BLOOMINGTON SUNNY 62 53 72 SE8 30.03S TC 17
DECATUR SUNNY 65 54 67 SE9 30.01S TC 18
PEORIA SUNNY 59 49 69 E8 30.02R TC 15
LACON* MOSUNNY 59 48 66 E8 30.03S TC 15
LINCOLN* SUNNY 66 54 65 SE6 30.01S TC 19
SPRINGFIELD SUNNY 65 53 65 E9 29.99S TC 18
TAYLORVILLE SUNNY 66 55 68 SE10 30.00S TC 19
ILZ033-039-045-046-055>057-062-063-261600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 63 53 70 E13 30.02S TC 17
DANVILLE* SUNNY 58 49 71 E9 30.05S TC 15
RANTOUL* SUNNY 60 51 71 E10G16 30.03S TC 16
MATTOON SUNNY 66 55 67 SE9 30.00S TC 19
PARIS* SUNNY 64 52 65 E9 30.02S TC 18
ILZ079-100>102-261600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 66 55 68 SE9 29.97S TC 19
BELLEVILLE SUNNY 68 58 71 S7 29.94S TC 20
CAHOKIA* SUNNY 69 54 58 SE8 29.94F TC 21
SPARTA* SUNNY 69 55 60 E9 29.96F TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-261600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 70 54 56 E8 29.96S TC 21
CAIRO* N/A 73 57 59 E6 29.95S TC 23
EFFINGHAM* SUNNY 64 57 79 E8 30.02S TC 18
MARION SUNNY 68 54 60 E9 29.96S TC 20
CENTRALIA* SUNNY 69 56 62 E7 29.97F TC 21
SALEM* SUNNY 69 58 69 E3 29.98F TC 20
METROPOLIS* SUNNY 71 56 59 E5 29.96S TC 22
ILZ067-068-072-073-078-083-087-091-261600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 66 55 67 E10 30.01S TC 19
FLORA* SUNNY 66 57 72 SE8 30.01R TC 19
FAIRFIELD* SUNNY 67 55 66 E8 29.99S TC 19
HARRISBURG* SUNNY 69 56 61 E8 29.98S TC 21
ROBINSON* SUNNY 64 55 72 SE9 30.00F TC 18
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