174
ASUS43 KLOT 302206
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-302300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 52 46 80 NW10 29.94F TC 11
STERLING* MOSUNNY 49 45 86 N10 29.97S TC 9
SAVANNA* CLOUDY 52 42 68 S6 29.95F TC 11
ILZ003-004-008-010-011-017-018-302300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 49 43 80 CALM 29.96F TC 9
FREEPORT* CLOUDY 53 44 71 W3 29.96S TC 11
ROCHELLE* DRIZZLE 48 41 75 NW6 29.96F TC 9
DE KALB* DRIZZLE 48 42 80 W7 29.96S TC 9
PERU* CLOUDY 55 39 54 W8 29.95F TC 13
ILZ005-006-012>014-019>023-302300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 46 36 68 E8 29.96S TC 8
CHICAGO-MIDWAY LGT RAIN 47 37 68 NE8 29.97S TC 8
AURORA LGT RAIN 50 44 80 NW14 29.95R TC 10
JOLIET* DRIZZLE 52 46 79 CALM 29.96F TC 11
WAUKEGAN LGT RAIN 41 36 82 E8 29.98S TC 5
DUPAGE AIRPORT LGT RAIN 46 43 89 E7 29.95R FOG TC 8
KANKAKEE* CLOUDY 56 38 50 NW10 29.96F TC 14
WHEELING CLOUDY 45 33 63 NE7 29.99S TC 7
MORRIS* LGT RAIN 54 43 66 W12 29.95S TC 12
ROMEOVILLE* LGT RAIN 50 46 87 W9 29.96S FOG TC 10
LANSING* LGT RAIN 48 39 71 CALM 29.97S TC 9
NORTHERLY ISL* N/A 44 36 73 NE8 N/A TC 7
LMZ740>746-302300-
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 1012.1F 1/ 3
WAUKEGAN HARBOR 41 48 30/ 8/ 10 1015.5 1/ 3
HARRISON CRIB 42 60/ 13/ 14 N/A
NORTHERLY ISL 45 50/ 7/ 12 N/A
CALUMET HARBOR 45 30/ 7/ 12 1014.6F
BURNS HARBOR 46 50/ 9/ 10 1015.2F
MICHIGAN CITY 45 40/ 15/ 17 1014.5
ST. JOSEPH BUOY 46 30/ 14/ 16 1015.6F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-302300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY N/A 54 46 74 MISG 29.97R TC 12
GALESBURG* CLOUDY 55 42 63 SW7 29.96F TC 13
MACOMB* LGT RAIN 52 48 87 CALM 29.97F TC 11
JACKSONVILLE* CLOUDY 61 37 41 SW16G22 29.95S TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-302300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 57 35 43 MISG 29.96S TC 14
BLOOMINGTON CLOUDY 58 37 45 W8 29.96F TC 14
DECATUR MOSUNNY 61 34 36 SW14 29.96F TC 16
PEORIA CLOUDY 57 36 45 SW12 29.95F TC 14
LACON* CLOUDY 55 36 50 W3 29.95F TC 13
LINCOLN* CLOUDY 60 37 42 SW6 29.96F TC 16
SPRINGFIELD MOSUNNY 62 32 32 SW5 29.95F TC 17
TAYLORVILLE MOSUNNY 64 36 34 SW12 29.96F TC 18
ILZ033-039-045-046-055>057-062-063-302300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 61 35 37 SW10 29.96F TC 16
DANVILLE* CLOUDY 60 35 38 SW15 29.97F TC 16
RANTOUL* PTSUNNY 59 33 38 W10 29.96F TC 15
MATTOON CLOUDY 59 35 40 VRB5 29.98F TC 15
PARIS* CLOUDY 60 37 43 W9 29.99S TC 15
ILZ079-100>102-302300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 64 34 32 SW6 29.98F TC 18
CAHOKIA* MOSUNNY 66 35 31 VRB3 29.97F TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-302300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 64 34 32 NE3 29.99F TC 18
CAIRO* SUNNY 67 36 31 N5 29.99F TC 20
EFFINGHAM* CLOUDY 61 36 39 S3 30.01S TC 16
MARION MOSUNNY 63 34 34 CALM 30.00F TC 17
MT. VERNON CLOUDY 63 40 42 S6 30.00F TC 17
CENTRALIA* SUNNY 64 34 31 CALM 30.00F TC 18
SALEM* SUNNY 64 38 38 CALM 30.00F TC 18
METROPOLIS* MOSUNNY 65 37 36 CALM 30.00F TC 18
ILZ067-068-072-073-078-083-087-091-302300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 62 36 37 W7 30.00F TC 17
FLORA* PTSUNNY 63 37 39 S5 30.00F TC 17
FAIRFIELD* MOSUNNY 63 33 32 CALM 30.01S TC 17
HARRISBURG* SUNNY 64 36 36 NE5 30.01F TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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