066
ASUS43 KLOT 271301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT MON APR 27 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.
ILZ001-002-007-009-015-016-024-271400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 61 55 81 SE15 29.68F TC 16
STERLING* CLOUDY 61 51 70 SE13G24 29.77S TC 16
SAVANNA* CLOUDY 60 49 67 SE16G22 29.73F TC 16
ILZ003-004-008-010-011-017-018-271400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 57 50 77 SE9G23 29.81F TC 14
FREEPORT* CLOUDY 58 53 81 SE23 29.78F TC 15
DE KALB* CLOUDY 56 50 80 SE17G24 29.82F TC 13
PERU* CLOUDY 62 51 67 SE15G22 29.78R TC 17
ILZ005-006-012>014-019>023-271400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 56 49 77 SE15 29.84F TC 13
CHICAGO-MIDWAY CLOUDY 55 50 83 SE14 29.85F TC 13
AURORA CLOUDY 57 50 77 SE20G25 29.81F TC 14
JOLIET* CLOUDY 58 51 79 SE12 29.84F TC 14
WAUKEGAN PTSUNNY 48 46 93 SE9 29.86F TC 9
DUPAGE AIRPORT PTSUNNY 57 49 74 SE15G23 29.81F TC 14
KANKAKEE* CLOUDY 56 51 82 SE17 29.85F TC 13
WHEELING CLOUDY 54 49 83 SE10 29.86F TC 12
MORRIS* CLOUDY 59 49 70 SE18G25 29.81F TC 15
ROMEOVILLE* PTSUNNY 57 52 82 SE14G23 29.83F TC 14
LANSING* CLOUDY 54 49 83 SE10 29.88F TC 12
NORTHERLY ISL* N/A 54 49 83 SE5 N/A TC 12
LMZ740>746-271400-
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 1015.3R 3/ 4
WAUKEGAN HARBOR 46 47 90/ 12/ 16 1012.9F 3/ 4
HARRISON CRIB 53 150/ 12/ 13 N/A
NORTHERLY ISL 53 90/ 7/ 9 N/A
CALUMET HARBOR 55 140/ 10/ 14 1012.2
BURNS HARBOR 56 140/ 8/ 12 1013.2F
MICHIGAN CITY 55 140/ 15/ 20 1012.4S
ST. JOSEPH BUOY 54 130/ 14/ 19 1014.8R 2/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-271400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY TSTM 61 59 93 SE23G35 29.60R TC 16
GALESBURG* LGT RAIN 60 55 84 SE9G17 29.72S TC 16
MACOMB* HVY RAIN 60 59 96 SE20 29.73R TC 16
JACKSONVILLE* CLOUDY 59 59 100 E12 29.75F THUNDER TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-271400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 60 53 77 SE23G29 29.79F TC 16
DECATUR PTSUNNY 60 53 77 SE16G25 29.79F TC 16
PEORIA LGT RAIN 61 55 81 S15G23 29.74F TC 16
LINCOLN* PTSUNNY 62 55 80 S13G18 29.77F HAZE TC 17
SPRINGFIELD CLOUDY 60 56 86 S12G23 29.78R TC 16
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-271400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 59 53 80 SE15 29.85R TC 15
DANVILLE* CLOUDY 60 50 70 SE12 29.88S TC 15
MATTOON CLOUDY 59 54 83 SE14 29.82F TC 15
PARIS* CLOUDY 59 50 72 SE16 29.87F TC 15
ILZ079-100>102-271400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 64 61 88 SE15 29.74F TC 18
CAHOKIA* PTSUNNY 64 60 87 SE13G23 29.74S TC 18
SPARTA* CLOUDY 62 60 93 SE16 29.80R TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-271400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 65 59 81 SE16G23 29.83R TC 18
CAIRO* PTSUNNY 69 65 86 S12G17 29.83F TC 21
EFFINGHAM* MOSUNNY 60 56 84 SE14 29.84S TC 16
MARION CLOUDY 61 59 94 SE18 29.86R TC 16
CENTRALIA* CLOUDY 63 58 83 CALM 29.83S TC 17
SALEM* TSTM 62 60 93 SE13 29.83R TC 17
ILZ067-068-072-073-078-083-087-091-271400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 61 54 77 SE16 29.87F TC 16
FLORA* MOSUNNY 61 57 88 S10 29.86R TC 16
FAIRFIELD* MOSUNNY 62 55 78 S12 29.87R TC 17
HARRISBURG* TSTM 61 58 92 W5 29.95R TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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