148
ASUS43 KLOT 302001
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT THU APR 30 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.
ILZ001-002-007-009-015-016-024-302100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 54 42 64 W5 29.97F TC 12
STERLING* LGT RAIN 51 44 77 W10 29.99R TC 11
SAVANNA* CLOUDY 49 41 74 NW7 29.99F TC 9
ILZ003-004-008-010-011-017-018-302100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 54 34 46 W5 29.97F TC 12
FREEPORT* CLOUDY 51 42 71 W10 29.99S TC 11
ROCHELLE* LGT RAIN 54 37 53 W20 29.97S TC 12
DE KALB* CLOUDY 55 38 51 W10G17 29.96F TC 13
PERU* CLOUDY 59 37 44 W20 29.98S TC 15
ILZ005-006-012>014-019>023-302100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 49 37 63 NE10 29.98S TC 9
CHICAGO-MIDWAY CLOUDY 48 39 71 E12 29.98F TC 9
AURORA CLOUDY 56 38 50 W14G25 29.95F TC 13
JOLIET* CLOUDY 59 34 38 W7 29.97S TC 15
WAUKEGAN CLOUDY 41 35 79 E10 30.00F TC 5
DUPAGE AIRPORT CLOUDY 55 35 47 W10 29.96F TC 13
KANKAKEE* CLOUDY 60 33 35 W13G20 29.98F TC 16
WHEELING CLOUDY 45 36 70 E12 30.00F TC 7
ROMEOVILLE* MOSUNNY 59 36 41 W20G29 29.97S TC 15
LANSING* CLOUDY 53 37 55 NE7 29.97F TC 12
NORTHERLY ISL* N/A 45 38 76 NE9 N/A TC 7
LMZ740>746-302100-
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 48 1011.4F 1/ 2
WAUKEGAN HARBOR 41 48 40/ 10/ 14 1016.1F 1/ 2
HARRISON CRIB 43 70/ 14/ 15 N/A
NORTHERLY ISL 45 40/ 9/ 9 N/A
CALUMET HARBOR 46 40/ 10/ 11 1015.4
BURNS HARBOR 47 60/ 8/ 10 1015.9F
MICHIGAN CITY 44 30/ 15/ 16 1015.3F
ST. JOSEPH BUOY 45 30/ 8/ 10 1016.7F 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-302100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 63 39 41 SW18G28 29.96F TC 17
GALESBURG* LGT RAIN 52 43 73 CALM 30.00F TC 11
MACOMB* PTSUNNY 59 37 43 SW14 30.00F TC 15
JACKSONVILLE* MOSUNNY 62 36 38 SW8 30.00F TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-302100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 59 32 35 MISG 29.98S TC 15
BLOOMINGTON PTSUNNY 60 35 39 W13G21 30.00F TC 16
DECATUR CLOUDY 60 33 36 SW9 30.00F TC 16
PEORIA PTSUNNY 59 37 44 W12G21 29.98F TC 15
LACON* CLOUDY 58 34 41 W10 29.98F TC 14
LINCOLN* CLOUDY 61 34 36 W5 30.00F TC 16
SPRINGFIELD CLOUDY 60 32 34 SW15G23 30.01F TC 16
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-302100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 60 34 37 W12 30.01F TC 16
DANVILLE* CLOUDY 61 35 37 SW10 30.01F TC 16
RANTOUL* MOSUNNY 61 35 37 W8 30.00F TC 16
MATTOON PTSUNNY 61 37 41 VRB5 30.02F TC 16
PARIS* PTSUNNY 60 38 44 W6 30.02F TC 16
ILZ079-100>102-302100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 64 34 32 VRB5 30.03F TC 18
BELLEVILLE MOSUNNY 65 39 38 W8 30.00F TC 18
CAHOKIA* MOSUNNY 64 34 32 W6 30.02F TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-302100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 64 35 34 CALM 30.04F TC 18
CAIRO* SUNNY 66 35 32 NE6 30.04F TC 19
EFFINGHAM* MOSUNNY 62 35 36 S7 30.05F TC 17
MARION MOSUNNY 63 34 34 NE7 30.04F TC 17
MT. VERNON MOSUNNY 63 36 36 CALM 30.04F TC 17
CENTRALIA* SUNNY 64 34 32 CALM 30.04F TC 18
SALEM* SUNNY 63 35 35 CALM 30.03F TC 17
METROPOLIS* SUNNY 64 36 34 CALM 30.04F TC 18
ILZ067-068-072-073-078-083-087-091-302100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 61 34 36 VRB5 30.04F TC 16
FLORA* MOSUNNY 63 37 39 SE8 30.04F TC 17
FAIRFIELD* PTSUNNY 62 32 33 CALM 30.04F TC 17
HARRISBURG* SUNNY 64 38 38 SE3 30.04F TC 18
ROBINSON* PTSUNNY 61 36 39 VRB2 30.03F TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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