627
ASUS43 KLOT 272103
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM 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.
ILZ001-002-007-009-015-016-024-272200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 71 61 70 SW16G23 29.54R TC 22
STERLING* PTSUNNY 70 61 73 VRB7 29.57R TC 21
SAVANNA* CLOUDY 71 60 67 S13 29.53S TC 22
ILZ003-004-008-010-011-017-018-272200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 71 59 65 S24G33 29.55F TC 22
FREEPORT* MOSUNNY 72 63 73 S24G31 29.55S TC 22
DE KALB* CLOUDY 67 61 79 S22G30 29.59R TC 20
PERU* CLOUDY 71 62 73 S17 29.60R TC 22
ILZ005-006-012>014-019>023-272200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 65 59 81 S8 29.58R TC 18
CHICAGO-MIDWAY CLOUDY 65 58 78 S20G32 29.59R TC 18
AURORA CLOUDY 68 60 75 S18 29.59R TC 20
JOLIET* CLOUDY 65 61 86 S14G23 29.62R TC 19
WAUKEGAN CLOUDY 54 53 97 S17G29 29.57F TC 12
DUPAGE AIRPORT CLOUDY 67 60 78 S18G32 29.58R TC 19
KANKAKEE* CLOUDY 65 59 82 SE15G22 29.63R TC 18
WHEELING CLOUDY 62 57 83 S12 29.59S TC 17
MORRIS* CLOUDY 66 59 79 SE17 29.61R TC 19
ROMEOVILLE* MOSUNNY 64 61 88 SE29G38 29.61R TC 18
LANSING* CLOUDY 62 57 85 S18G30 29.63R TC 17
NORTHERLY ISL* N/A 64 57 78 S14 N/A TC 18
LMZ740>746-272200-
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 1014.7F 4/ 5
WAUKEGAN HARBOR 50 47 180/ 10/ 14 1003.8F 5/ 5
HARRISON CRIB 56 130/ 16/ 18 N/A
NORTHERLY ISL 57 70/ 1/ 26 N/A
CALUMET HARBOR 150/ 17/ 25 1001.3R
BURNS HARBOR 64 140/ 13/ 26 1002.7R
MICHIGAN CITY 65 160/ 33/ 42 N/A
ST. JOSEPH BUOY 60 140/ 19/ 31 1003.5F 3/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-272200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 71 65 81 S7 29.55S THUNDER TC 22
GALESBURG* CLOUDY 67 62 81 S9 29.60R TC 20
MACOMB* CLOUDY 70 65 83 SW7 29.60S TC 21
JACKSONVILLE* PTSUNNY 65 65 97 SE13 29.60S TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-272200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 68 61 76 MISG 29.61R TC 20
BLOOMINGTON CLOUDY 65 60 84 S25G33 29.62R TC 18
DECATUR PTSUNNY 62 58 86 SE14G24 29.65R TC 17
PEORIA PTSUNNY 68 61 78 S16G28 29.61R TC 20
LACON* CLOUDY 69 58 68 SW10G21 29.60R TC 21
LINCOLN* CLOUDY 65 61 88 SE17G24 29.63S TC 18
SPRINGFIELD MOSUNNY 63 59 87 SE20G30 29.61F TC 17
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-272200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 62 59 90 SE17G26 29.66R TC 17
DANVILLE* PTSUNNY 62 59 87 SE20G26 29.66S TC 17
MATTOON LGT RAIN 61 58 90 SE32G53 29.64F TC 16
PARIS* CLOUDY 60 59 97 SE28G39 29.74F TC 16
ILZ079-100>102-272200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 68 63 83 E20 29.60F TC 20
BELLEVILLE PTSUNNY 73 70 88 SE8 29.63F TC 23
CAHOKIA* PTSUNNY 82 70 66 S16G28 29.59F HX 86 TC 28
SPARTA* PTSUNNY 81 70 68 S13G23 29.68F HX 85 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-272200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE LGT RAIN 81 69 67 S24G32 29.69F HX 84 TC 27
CAIRO* CLOUDY 83 69 62 S15G26 29.74S HX 86 TC 28
EFFINGHAM* LGT RAIN 61 61 100 NE10 29.79R TC 16
MARION PTSUNNY 82 70 65 S18 29.70F HX 86 TC 28
MT. VERNON CLOUDY 67 63 87 E10 29.71F TC 19
CENTRALIA* CLOUDY 67 63 89 E10 29.70F TC 19
SALEM* CLOUDY 65 65 100 E12G18 29.70F TC 19
ILZ067-068-072-073-078-083-087-091-272200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE LGT RAIN 59 58 96 SE12G18 29.83F FOG TC 15
FLORA* LGT RAIN 63 N/A N/A E15 29.76F TC 17
FAIRFIELD* CLOUDY 64 61 89 N10 29.74F TC 18
HARRISBURG* CLOUDY 80 69 70 S16G26 29.72F HX 82 TC 27
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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