350
ASUS43 KLOT 010101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-010200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 52 41 66 W6 29.95S TC 11
STERLING* PTCLDY 47 46 97 W6 29.96R TC 8
SAVANNA* LGT RAIN 49 41 75 N3 29.95S TC 9
ILZ003-004-008-010-011-017-018-010200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 45 44 97 NE5 29.97R FOG TC 7
FREEPORT* CLOUDY 47 45 92 N6 29.97R TC 8
ROCHELLE* DRIZZLE 47 44 90 S3 29.94F TC 8
DE KALB* LGT RAIN 44 43 99 E10 29.95S TC 7
PERU* CLOUDY 52 46 82 N10 29.95R TC 11
ILZ005-006-012>014-019>023-010200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 42 34 73 E9 29.96S TC 6
CHICAGO-MIDWAY LGT RAIN 43 36 76 E9 29.96S TC 6
AURORA RAIN 46 45 96 E5 29.94S FOG TC 8
JOLIET* CLOUDY 47 46 94 NE8 29.95S TC 9
WAUKEGAN CLOUDY 39 35 86 SE5 29.97S TC 4
DUPAGE AIRPORT CLOUDY 42 39 89 E9 29.95S TC 6
KANKAKEE* LGT RAIN 50 46 84 N3 29.96R TC 10
WHEELING CLOUDY 41 33 73 E5 29.98S TC 5
ROMEOVILLE* CLOUDY 45 43 93 NE13 29.96R TC 7
LANSING* CLOUDY 42 36 78 NE7 29.96S TC 6
NORTHERLY ISL* N/A 42 33 70 NE9 N/A TC 6
LMZ740>746-010200-
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 1010.6S 1/ 3
WAUKEGAN HARBOR 40 48 30/ 6/ 8 1015.2S 1/ 4
HARRISON CRIB 42 70/ 10/ 11 N/A
NORTHERLY ISL 42 40/ 8/ 9 N/A
CALUMET HARBOR 43 20/ 9/ 12 1014.3F
BURNS HARBOR 45 50/ 9/ 10 1014.9F
MICHIGAN CITY 45 40/ 17/ 18 1014.0F
ST. JOSEPH BUOY 45 40/ 10/ 12 1015.7R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-010200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 53 49 86 NW9 29.97R TC 12
GALESBURG* CLOUDY 51 42 72 NW9 29.97R TC 10
MACOMB* CLOUDY 51 49 93 CALM 29.98R TC 11
JACKSONVILLE* CLOUDY 51 51 100 SW5 29.97R TC 11
ILZ028>032-037-038-041>044-048-051>054-059>061-010200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC RAIN 53 41 63 MISG 29.95R TC 12
BLOOMINGTON LGT RAIN 52 44 74 NW7 29.96R TC 11
DECATUR CLOUDY 57 41 55 SW7 29.95R TC 14
PEORIA CLOUDY 52 45 77 SW5 29.95R TC 11
LACON* CLOUDY 52 41 67 N3 29.94R TC 11
LINCOLN* LGT RAIN 54 46 74 W5 29.97R TC 12
SPRINGFIELD CLOUDY 54 45 71 NW9 29.96R TC 12
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-010200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 55 44 66 S6 29.95S TC 13
DANVILLE* CLOUDY 56 42 60 SW5 29.96R TC 13
RANTOUL* DRIZZLE 55 40 55 W5 29.95R TC 13
MATTOON CLOUDY 57 41 55 S3 29.96R TC 14
PARIS* CLOUDY 55 45 68 S3 29.97S TC 13
ILZ079-100>102-010200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 61 41 48 VRB3 29.96R TC 16
BELLEVILLE PTCLDY 58 42 55 S5 29.94S TC 14
CAHOKIA* PTCLDY 61 39 44 VRB6 29.95S TC 16
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 59 50 72 E5 29.98S TC 15
CAIRO* MOCLDY 62 42 48 CALM 29.99S TC 17
EFFINGHAM* CLOUDY 57 41 55 S3 29.98F TC 14
MARION PTCLDY 56 45 68 CALM 29.99F TC 13
MT. VERNON PTCLDY 55 44 66 CALM 29.99S TC 13
CENTRALIA* CLEAR 58 39 49 CALM 29.97F TC 15
SALEM* PTCLDY 58 46 62 CALM 29.98S TC 15
METROPOLIS* MOCLDY 57 45 63 CALM 30.00R TC 14
ILZ067-068-072-073-078-083-087-091-010200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 58 38 47 SW3 29.99R TC 14
FLORA* CLEAR 57 43 58 S7 29.99S TC 14
FAIRFIELD* PTCLDY 57 40 51 CALM 29.99R TC 14
HARRISBURG* PTCLDY 58 41 52 CALM 29.99F TC 15
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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