708
ASUS43 KLOT 191108
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT WED AUG 19 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.
ILZ001-002-007-009-015-016-024-191200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 67 67 100 CALM 29.92S TC 19
STERLING* FOG 65 65 100 CALM 29.94R VSB 1/2 TC 18
SAVANNA* FOG 63 62 97 CALM 29.93R VSB 1 TC 17
ILZ003-004-008-010-011-017-018-191200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 62 62 100 CALM 29.94S FOG TC 17
FREEPORT* CLOUDY 59 57 94 CALM 29.96R VSB 3/4 TC 15
ROCHELLE* FOG 61 60 94 CALM 29.94S VSB 3/4 TC 16
DE KALB* PTCLDY 64 64 100 NW3 29.94F TC 18
PERU* MOCLDY 70 68 94 SW3 29.94R FOG TC 21
ILZ005-006-012>014-019>023-191200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 66 64 93 NW3 29.91S TC 19
CHICAGO-MIDWAY MOCLDY 66 66 100 CALM 29.92S TC 19
AURORA PTCLDY 62 62 100 CALM 29.92F TC 17
JOLIET* FOG 67 67 100 CALM 29.94S VSB<1/4 TC 20
WAUKEGAN CLEAR 62 62 100 NW5 29.92S TC 17
DUPAGE AIRPORT PTCLDY 63 63 100 CALM 29.93R FOG TC 17
KANKAKEE* CLOUDY 67 66 95 S3 29.95R TC 20
WHEELING PTCLDY 65 64 97 CALM 29.93S TC 18
LANSING* FOG 65 65 100 CALM 29.93F VSB<1/4 TC 18
NORTHERLY ISL* N/A 69 63 81 NW2 N/A TC 21
LMZ740>746-191200-
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 67 73 310/ 10/ 14 1010.1 1
WAUKEGAN HARBOR 67 74 310/ 8/ 12 1013.9 0
WILMETTE BUOY 70 360/ 8/ 12 1015.8S 1/ 2
CHICAGO BUOY 71 72 1012.1 1
NORTHERLY ISL 70 260/ 6/ 7 N/A
CALUMET HARBOR 68 200/ 2/ 3 1013.2
MICH CITY BUOY 72 74 290/ 6/ 8 N/A 1/ 3
ST. JOSEPH BUOY 72 74 300/ 6/ 8 1013.6F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-191200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 70 69 97 NE6 29.92F TC 21
GALESBURG* MOCLDY 68 68 100 CALM 29.94F TC 20
MACOMB* MOCLDY 69 69 100 CALM 29.97R FOG TC 20
JACKSONVILLE* CLOUDY 68 68 100 E3 29.93S TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-191200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 70 70 100 CALM 29.94S TC 21
BLOOMINGTON CLOUDY 70 70 100 CALM 29.96S TC 21
DECATUR MOCLDY 71 69 93 W5 29.95S TC 22
PEORIA CLOUDY 70 69 97 CALM 29.93F TC 21
LACON* MOCLDY 69 66 91 CALM 29.93S TC 21
LINCOLN* MOCLDY 72 72 100 S3 29.94S TC 22
SPRINGFIELD PTCLDY 70 68 93 CALM 29.93F TC 21
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-191200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 68 68 100 S5 29.96S TC 20
RANTOUL* CLOUDY 68 68 99 CALM 29.96R TC 20
MATTOON LGT RAIN 70 68 93 SW5 29.97S TC 21
PARIS* CLOUDY 66 65 98 S3 29.96F TC 19
ILZ079-100>102-191200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON LGT RAIN N/A N/A N/A SW6 29.94F
BELLEVILLE TSTM 73 73 100 SW5 29.94F TC 23
CAHOKIA* LGT RAIN 73 72 96 S5 29.95F TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-191200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOCLDY 71 71 100 CALM 29.96R TC 22
EFFINGHAM* LGT RAIN 70 70 99 CALM 29.99F TC 21
MARION LGT RAIN 70 70 99 SW3 29.98R TC 21
MT. VERNON LGT RAIN 72 70 93 W3 29.97R TC 22
CENTRALIA* LGT RAIN 72 71 96 CALM 29.97S TC 22
SALEM* LGT RAIN 73 71 93 MISG 29.96S TC 23
METROPOLIS* MOCLDY 69 68 98 CALM 29.97R TC 20
ILZ067-068-072-073-078-083-087-091-191200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE LGT RAIN 70 68 93 NW5 29.98R TC 21
FLORA* LGT RAIN 70 N/A N/A NE3 29.97S TC 21
FAIRFIELD* CLOUDY 69 68 96 CALM 29.96R TC 21
HARRISBURG* MOCLDY 69 69 99 CALM 29.97R TC 21
ROBINSON* LGT RAIN 70 70 100 W7 29.98R FOG TC 21
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page