520
ASUS43 KLOT 271910
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-272000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 71 61 70 S16G29 29.52R TC 22
STERLING* PTSUNNY 66 61 84 SE13G25 29.55R TC 19
SAVANNA* PTSUNNY 70 60 70 S20G26 29.53S TC 21
ILZ003-004-008-010-011-017-018-272000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 63 58 83 SE15G33 29.56R TC 17
FREEPORT* PTSUNNY 66 62 89 S24G33 29.56R TC 19
ROCHELLE* CLOUDY 63 58 83 SE32G44 29.54R TC 17
DE KALB* CLOUDY 60 58 92 SE28G39 29.57R TC 16
PERU* CLOUDY 64 58 81 SE22G29 29.52F TC 18
ILZ005-006-012>014-019>023-272000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 58 56 93 SE31G46 29.55F TC 14
CHICAGO-MIDWAY CLOUDY 58 57 97 E28G37 29.62F TC 14
AURORA CLOUDY 59 57 93 SE24G45 29.56R TC 15
JOLIET* CLOUDY 60 60 99 SE18G25 29.60F TC 16
WAUKEGAN CLOUDY 55 53 93 SE18G32 29.58F TC 13
DUPAGE AIRPORT CLOUDY 59 56 89 SE31G46 29.56R TC 15
KANKAKEE* PTSUNNY 60 59 95 SE29G40 29.61F TC 16
WHEELING CLOUDY 59 57 93 S23G39 29.59F TC 15
MORRIS* CLOUDY 59 59 99 SE18G26 29.58F TC 15
ROMEOVILLE* CLOUDY 59 59 100 E20G32 29.60F TC 15
LANSING* LGT RAIN 58 56 94 SE18G29 29.70F TC 15
NORTHERLY ISL* N/A 55 52 89 E15 N/A TC 13
LMZ740>746-272000-
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 1015.8 3/ 4
WAUKEGAN HARBOR 52 47 110/ 19/ 29 1003.1 4/ 4
HARRISON CRIB 57 150/ 12/ 13 N/A
NORTHERLY ISL 57 190/ 6/ 10 N/A
CALUMET HARBOR 56 170/ 5/ 7 1010.1
BURNS HARBOR 59 180/ 6/ 10 1011.5R
MICHIGAN CITY 59 150/ 9/ 12 1010.1R
ST. JOSEPH BUOY 55 160/ 6/ 8 1012.2R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-272000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 68 62 81 S16G25 29.55F TC 20
GALESBURG* PTSUNNY 68 60 75 S14G22 29.58R TC 20
MACOMB* PTSUNNY 67 63 89 S25G35 29.56F TC 19
JACKSONVILLE* CLOUDY N/A N/A N/A S16G24 29.60F
PITTSFIELD* CLOUDY 64 63 98 S18 29.60F TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-272000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 66 59 76 MISG 29.57F TC 19
BLOOMINGTON LGT RAIN 63 59 88 SE18G26 29.59F TC 17
DECATUR LGT RAIN 60 58 92 SE29G36 29.64F TC 16
PEORIA CLOUDY 66 60 81 S9 29.56S TC 19
LACON* CLOUDY 66 57 73 SE14G23 29.54F TC 19
LINCOLN* CLOUDY 63 63 100 S3 29.59S TC 17
SPRINGFIELD LGT RAIN 61 58 90 SE17G25 29.61R TC 16
TAYLORVILLE PTSUNNY 59 59 100 SE20G25 29.68F TC 15
ILZ033-039-045-046-055>057-062-063-272000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN LGT RAIN 60 59 96 E12 29.76F TC 16
DANVILLE* CLOUDY 60 59 96 E3 29.85F TC 16
RANTOUL* LGT RAIN 60 59 97 SE21 29.76F TC 16
MATTOON LGT RAIN 60 59 96 E10 29.76F TC 16
PARIS* TSTM 60 59 97 E5 29.86S TC 16
ILZ079-100>102-272000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON TSTM 61 59 94 E9G20 29.69F TC 16
BELLEVILLE PTSUNNY 79 71 77 SW16 29.66F HX 82 TC 26
CAHOKIA* CLOUDY 69 63 81 E10G23 29.65F TC 21
SPARTA* CLOUDY 75 70 83 S13G20 29.71F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-272000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE LGT RAIN 77 68 73 S20G29 29.74S TC 25
CAIRO* CLOUDY 82 69 65 S18G30 29.77S HX 85 TC 28
EFFINGHAM* LGT RAIN 59 59 100 E12 29.80F TC 15
MARION CLOUDY 79 68 69 S22G31 29.75R HX 81 TC 26
MT. VERNON CLOUDY 72 67 84 SE8 29.75 TC 22
CENTRALIA* CLOUDY 65 62 90 NE15G21 29.75S TC 18
SALEM* CLOUDY 62 62 100 E12G22 29.76F TC 17
METROPOLIS* PTSUNNY 80 70 70 S13G23 29.79F HX 83 TC 27
ILZ067-068-072-073-078-083-087-091-272000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE LGT RAIN 66 62 87 S22G31 29.79F TC 19
FLORA* RAIN 64 59 82 NE17G25 29.81R TC 18
FAIRFIELD* PTSUNNY 69 63 80 SE10G16 29.75F TC 21
HARRISBURG* CLOUDY 77 69 77 S17G25 29.77S TC 25
ROBINSON* RAIN 61 59 94 N21G29 29.84R VSB 1/2 TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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