427
ASUS43 KLOT 271106
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 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.
ILZ001-002-007-009-015-016-024-271200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 64 52 64 SE14G24 29.72F TC 18
STERLING* CLOUDY 60 50 69 SE13G21 29.80F TC 16
SAVANNA* CLOUDY 61 49 64 SE15G21 29.78S TC 16
ILZ003-004-008-010-011-017-018-271200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 55 49 80 E9G21 29.84F TC 13
FREEPORT* MOCLDY 57 52 83 SE17G24 29.83F TC 14
DE KALB* CLOUDY 55 50 83 SE16G22 29.87S TC 13
PERU* CLOUDY 61 50 67 SE17G25 29.81F TC 16
ILZ005-006-012>014-019>023-271200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 54 48 80 SE10 29.89R TC 12
CHICAGO-MIDWAY CLOUDY 55 48 77 SE10 29.90S TC 13
AURORA CLOUDY 56 50 80 SE16 29.86S TC 13
JOLIET* CLOUDY 57 51 81 SE13G18 29.88F TC 14
WAUKEGAN CLOUDY 46 45 96 SE15G24 29.91R TC 8
DUPAGE AIRPORT CLOUDY 56 49 77 SE13 29.87F TC 13
KANKAKEE* CLOUDY 55 49 81 SE10 29.90R TC 13
WHEELING CLOUDY 52 48 86 SE6 29.91R TC 11
MORRIS* CLOUDY 59 49 69 SE17 29.85F TC 15
ROMEOVILLE* MOCLDY 55 50 82 SE14G22 29.89S TC 13
LANSING* CLOUDY 53 47 81 SE13 29.92R TC 12
NORTHERLY ISL* N/A 52 48 86 E3 N/A TC 11
LMZ740>746-271200-
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 1015.3F 3/ 4
WAUKEGAN HARBOR 46 47 90/ 10/ 14 1013.8 3/ 4
HARRISON CRIB 51 140/ 12/ 14 N/A
NORTHERLY ISL 52 120/ 10/ 12 N/A
CALUMET HARBOR 55 140/ 12/ 18 1012.2
BURNS HARBOR 53 140/ 8/ 14 1013.2F
MICHIGAN CITY 53 130/ 16/ 21 1012.1F
ST. JOSEPH BUOY 52 120/ 14/ 19 1014.3F 2/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-271200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 62 58 86 S16 29.69F TC 17
GALESBURG* CLOUDY 63 54 72 SE8 29.74S TC 17
MACOMB* CLOUDY 62 57 82 SE17 29.73F TC 17
JACKSONVILLE* MOCLDY 61 57 87 S16G24 29.72F TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-271200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 59 51 75 SE18 29.83F TC 15
DECATUR LGT RAIN 59 54 83 SE22G31 29.79F TC 15
PEORIA CLOUDY 63 51 65 SE16G25 29.77F TC 17
LACON* CLOUDY 61 48 63 SE16G22 29.78F TC 16
LINCOLN* MOCLDY 62 55 77 SE12G21 29.78F TC 17
SPRINGFIELD CLOUDY 61 55 81 SE20G30 29.76F TC 16
TAYLORVILLE MOCLDY 59 54 82 SE21G30 29.77F TC 15
ILZ033-039-045-046-055>057-062-063-271200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 60 51 72 SE16 29.88R TC 16
DANVILLE* MOCLDY 57 49 75 SE14 29.90R TC 14
MATTOON LGT RAIN 58 54 86 S10 29.88R TC 14
PARIS* MOCLDY 58 49 70 SE12 29.89F TC 15
ILZ079-100>102-271200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 61 57 88 SE14 29.76F TC 16
BELLEVILLE TSTM 62 61 95 S16 29.82R TC 17
CAHOKIA* TSTM 63 61 93 SE18G28 29.75F TC 17
SPARTA* CLOUDY 61 60 97 E14 29.82F TC 16
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-271200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 65 57 75 NE12 29.85R TC 18
CAIRO* CLOUDY 71 59 66 SE16 29.80F TC 21
EFFINGHAM* LGT RAIN 59 56 92 E7 29.88F TC 15
MARION CLOUDY 63 56 79 NW6 29.86R TC 17
CENTRALIA* PTCLDY 60 56 85 SE13 29.84F TC 16
SALEM* CLOUDY 61 56 85 SE7 29.85S TC 16
METROPOLIS* CLOUDY 67 56 67 E9 29.83F TC 19
ILZ067-068-072-073-078-083-087-091-271200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 61 51 70 SE9 29.91F TC 16
FLORA* MOCLDY 59 54 82 E5 29.88F TC 15
FAIRFIELD* LGT RAIN 61 53 73 SE9 29.87F TC 16
HARRISBURG* MOCLDY 65 55 72 E10 29.86S TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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