461
ASUS43 KLOT 010308
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-010400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 47 43 86 SW3 29.97R TC 8
STERLING* PTCLDY 46 45 96 N5 29.98R TC 8
SAVANNA* CLOUDY 47 43 86 S3 29.98R TC 8
ILZ003-004-008-010-011-017-018-010400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 42 40 92 E6 29.98F TC 6
FREEPORT* CLOUDY 45 44 95 SE5 29.99R TC 7
ROCHELLE* CLOUDY 43 40 89 NE16 29.97R TC 6
DE KALB* CLOUDY 41 38 91 NE8 29.98R TC 5
PERU* CLOUDY 48 45 87 NW6 29.97S TC 9
ILZ005-006-012>014-019>023-010400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 41 34 76 E8 29.98R TC 5
CHICAGO-MIDWAY RAIN 41 36 82 NE9 29.99R FOG TC 5
AURORA CLOUDY 41 39 93 E12 29.97R TC 5
JOLIET* LGT RAIN 44 40 87 E7 29.98S TC 7
WAUKEGAN LGT RAIN 39 36 89 E3 29.99R TC 4
DUPAGE AIRPORT CLOUDY 41 38 89 NE6 29.97R TC 5
KANKAKEE* LGT RAIN 49 47 95 CALM 29.97S TC 9
WHEELING LGT RAIN 41 36 82 SE5 30.00R TC 5
MORRIS* LGT RAIN 46 45 93 E8 29.95F TC 8
ROMEOVILLE* LGT RAIN 41 39 93 E9 29.98S TC 5
LANSING* HVY RAIN 43 35 74 N6 29.99R TC 6
NORTHERLY ISL* N/A 42 34 73 E12 N/A TC 6
LMZ740>746-010400-
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 1011.2 1/ 4
WAUKEGAN HARBOR 41 48 20/ 4/ 6 1015.7 1/ 3
HARRISON CRIB 42 70/ 14/ 15 N/A
NORTHERLY ISL 42 60/ 11/ 14 N/A
CALUMET HARBOR 43 30/ 9/ 13 1015.0
BURNS HARBOR 45 70/ 8/ 12 1015.6R
MICHIGAN CITY 44 70/ 9/ 10 1014.7R
ST. JOSEPH BUOY 43 80/ 10/ 14 1016.0R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-010400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 50 44 80 NW8 30.02R TC 10
GALESBURG* CLEAR 45 38 78 W3 30.00R TC 7
MACOMB* PTCLDY 48 43 84 CALM 30.02R TC 9
JACKSONVILLE* CLOUDY 51 51 100 W6 29.99R TC 11
ILZ028>032-037-038-041>044-048-051>054-059>061-010400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC LGT RAIN 49 42 77 MISG 29.96R TC 10
BLOOMINGTON LGT RAIN 50 46 86 SW12 29.96S TC 10
DECATUR CLOUDY 54 42 64 W5 29.97R TC 12
PEORIA CLOUDY 49 46 90 CALM 29.98S TC 9
LACON* LGT RAIN 49 43 80 CALM 29.97R TC 9
LINCOLN* LGT RAIN 52 51 95 CALM 29.97S TC 11
SPRINGFIELD CLOUDY 52 49 89 W5 29.98R TC 11
TAYLORVILLE CLOUDY 54 46 76 SW3 29.98F TC 12
ILZ033-039-045-046-055>057-062-063-010400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN LGT RAIN 54 44 69 W10 29.97R TC 12
DANVILLE* CLOUDY 53 43 69 NW3 29.98S TC 12
RANTOUL* LGT RAIN 53 42 67 W3 29.96S TC 12
MATTOON CLOUDY 56 43 61 S5 29.96R TC 13
PARIS* CLOUDY 53 44 71 S7 29.97S TC 12
ILZ079-100>102-010400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 57 45 62 NW9 30.00R TC 14
BELLEVILLE MOCLDY 59 45 60 NW7 29.97R HAZE TC 15
CAHOKIA* LGT RAIN 59 43 55 VRB3 30.00R TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 55 45 68 S3 29.99R TC 13
CAIRO* MOCLDY 56 47 72 CALM 30.02R TC 14
EFFINGHAM* CLOUDY 56 41 57 SE6 29.99S TC 13
MARION MOCLDY 55 42 61 SE3 30.01R TC 13
MT. VERNON PTCLDY 49 44 83 CALM 29.99S TC 9
CENTRALIA* MOCLDY 55 42 62 CALM 29.99R TC 13
SALEM* CLOUDY 56 44 63 CALM 29.98S TC 14
METROPOLIS* PTCLDY 53 48 83 CALM 30.01S TC 12
ILZ067-068-072-073-078-083-087-091-010400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 54 45 71 S3 29.99S TC 12
FLORA* PTCLDY 52 45 76 S6 29.99S TC 11
FAIRFIELD* PTCLDY 51 43 74 CALM 29.99S TC 11
HARRISBURG* PTCLDY 55 49 82 CALM 30.01S TC 13
ROBINSON* PTCLDY 52 46 82 S6 29.98S TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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