598
ASUS43 KLOT 270401
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 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.
ILZ001-002-007-009-015-016-024-270500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 65 47 52 E18 29.86S TC 18
STERLING* CLOUDY 60 49 66 E21G26 29.92F TC 16
SAVANNA* CLOUDY 59 47 64 E17G24 29.91S TC 15
ILZ003-004-008-010-011-017-018-270500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 56 48 74 E9G17 29.96F TC 13
FREEPORT* CLOUDY 56 50 80 E13G20 29.96S TC 14
DE KALB* MOCLDY 53 48 82 E13 29.97F TC 12
ILZ005-006-012>014-019>023-270500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 46 42 86 E10 30.01F TC 8
CHICAGO-MIDWAY CLOUDY 48 44 86 E10 30.02F TC 9
AURORA MOCLDY 56 49 77 E14 29.97F TC 13
JOLIET* MOCLDY 59 50 71 E12 29.98F TC 15
WAUKEGAN MOCLDY 43 42 97 E8 30.03F TC 6
DUPAGE AIRPORT MOCLDY 49 44 83 E12 29.98F TC 9
KANKAKEE* MOCLDY 57 48 73 E16 29.99F TC 14
WHEELING MOCLDY 44 42 93 E6 30.04F TC 7
MORRIS* MOCLDY 59 49 68 SE18G25 29.96F TC 15
LANSING* MOCLDY 46 43 88 NE5 30.03F TC 8
NORTHERLY ISL* N/A 45 43 93 N8 N/A TC 7
LMZ740>746-270500-
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 1013.2R 1/ 3
WAUKEGAN HARBOR 44 47 360/ 6/ 8 1017.3F 1/ 3
HARRISON CRIB 46 30/ 6/ 7 N/A
NORTHERLY ISL 45 30/ 6/ 8 N/A
CALUMET HARBOR 46 360/ 6/ 7 1017.0
BURNS HARBOR 48 360/ 2/ 3 1017.6S
MICHIGAN CITY 57 130/ 10/ 12 1016.2F
ST. JOSEPH BUOY 56 130/ 8/ 12 1017.7F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-270500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 64 56 75 SE9 29.83F TC 18
GALESBURG* CLOUDY 66 50 55 SE9 29.87S TC 19
MACOMB* CLOUDY 68 51 55 SE12 29.88S TC 20
JACKSONVILLE* CLOUDY 68 53 57 SE7 29.87F TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-270500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 63 49 60 SE17 29.94S TC 17
DECATUR CLOUDY 65 50 58 SE13 29.93R TC 18
PEORIA CLOUDY 67 47 48 SE14G23 29.90S TC 19
LINCOLN* CLOUDY 67 52 58 SE10 29.91R TC 20
SPRINGFIELD CLOUDY 65 53 65 SE9 29.89R TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-270500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 61 48 62 E15 29.95S TC 16
DANVILLE* MOCLDY 61 49 64 E12 29.99F TC 16
MATTOON CLOUDY 65 50 58 E13 29.93S TC 18
PARIS* MOCLDY 62 46 56 E13G20 29.97S TC 17
ILZ079-100>102-270500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 67 54 61 E7 29.88F TC 20
CAHOKIA* MOCLDY 69 54 58 SE8 29.86F TC 21
SPARTA* CLOUDY 68 53 58 SE5 29.91R TC 20
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-270500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 67 54 63 SE6 29.90R TC 19
CAIRO* MOCLDY 70 55 60 SE5 29.90R TC 21
EFFINGHAM* CLOUDY 66 52 59 E8G17 29.95R TC 19
MARION MOCLDY N/A N/A N/A E5 29.92R
CENTRALIA* MOCLDY 67 54 61 SE9 29.92S TC 20
SALEM* CLOUDY 70 54 58 SE3 29.93R TC 21
ILZ067-068-072-073-078-083-087-091-270500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 64 51 62 E10 29.95S TC 18
FLORA* MOCLDY 68 54 60 SE10 29.94R TC 20
FAIRFIELD* MOCLDY 67 51 56 E8 29.93R TC 20
HARRISBURG* MOCLDY 66 55 69 SE6 29.93R TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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