022
ASUS43 KLOT 011301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT SAT AUG 01 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.
ILZ001-002-007-009-015-016-024-011400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE FOG 68 66 93 NE18G28 29.68R VSB 1 TC 20
STERLING* CLOUDY 67 67 100 NE12G20 29.73R FOG TC 19
SAVANNA* CLOUDY 67 64 90 NE16G26 29.74R TC 19
ILZ003-004-008-010-011-017-018-011400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 67 65 93 NE8 29.77R TC 19
FREEPORT* CLOUDY 65 64 94 NE15G23 29.79R TC 19
DE KALB* CLOUDY 66 66 100 E10G17 29.75S TC 19
ILZ005-006-012>014-019>023-011400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE RAIN 66 63 90 E18G30 29.76R FOG TC 19
CHICAGO-MIDWAY HVY RAIN 66 65 96 NE13 29.76R FOG TC 19
AURORA LGT RAIN 67 66 97 NE9 29.72R FOG TC 19
JOLIET* RAIN 67 67 100 E13G21 29.72S TC 20
WAUKEGAN RAIN 68 67 96 NE14G28 29.77F FOG TC 20
DUPAGE AIRPORT LGT RAIN 67 66 97 E12G21 29.73S FOG TC 19
WHEELING RAIN 68 67 96 SE8 29.79R FOG TC 20
LANSING* RAIN 66 64 94 E10 29.74S TC 19
NORTHERLY ISL* N/A 66 64 93 E16 N/A TC 19
LMZ740>746-011400-
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 69 30/ 17/ 21 1009.4R 5/ 5
WAUKEGAN HARBOR 69 68 10/ 17/ 21 1009.6F 4/ 6
WILMETTE BUOY 71 110/ 10/ 14 1010.9R 5/ 6
CHICAGO BUOY 68 70 1007.4R 4/ 6
HARRISON CRIB 67 90/ 14/ 16 N/A
NORTHERLY ISL 67 50/ 10/ 15 N/A
CALUMET HARBOR 69 70/ 10/ 13 1008.0R
BURNS HARBOR 1008.1R
MICHIGAN CITY 70 80/ 8/ 10 1006.0R
MICH CITY BUOY 70 72 100/ 12/ 14 N/A 2/ 4
ST. JOSEPH BUOY 70 73 90/ 10/ 12 1008.8R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-011400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 66 64 93 NW7 29.65S TC 19
GALESBURG* DRIZZLE 66 66 100 CALM 29.66S TC 19
MACOMB* CLOUDY 66 66 100 CALM 29.67S TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-011400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 70 70 100 NW3 29.66R TC 21
DECATUR CLOUDY 69 67 93 W5 29.66R TC 21
PEORIA CLOUDY 68 66 93 SW5 29.65R TC 20
LINCOLN* CLOUDY 70 70 100 CALM 29.66R TC 21
SPRINGFIELD CLOUDY 69 65 86 W3 29.65R TC 21
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-011400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 71 71 100 S5 29.65S FOG TC 22
MATTOON CLOUDY 71 66 84 W7 29.65R TC 22
ILZ079-100>102-011400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 68 64 88 W6 29.66S TC 20
BELLEVILLE CLOUDY 71 66 85 W13 29.65S TC 22
CAHOKIA* CLOUDY 69 63 81 W12G21 29.66S TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-011400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 73 70 91 CALM 29.72S TC 23
EFFINGHAM* CLOUDY 71 70 99 W8 29.67S TC 22
MT. VERNON MOSUNNY 73 66 78 SW7 29.68S TC 23
CENTRALIA* CLOUDY 71 65 83 CALM 29.68S TC 22
SALEM* CLOUDY 72 68 85 MISG 29.67S TC 22
ILZ067-068-072-073-078-083-087-091-011400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 73 71 93 S9 29.67S TC 23
FAIRFIELD* CLOUDY 72 68 89 SW7 29.68S TC 22
HARRISBURG* DRIZZLE 72 72 100 SW5 29.69F TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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