Regional Weather Roundup
Issued by NWS
Issued by NWS
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107
ASUS43 KLOT 311557
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM CDT SUN AUG 31 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-311700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 72 60 66 NE8 30.26S TC 22
$$
ILZ003-004-008-010-011-017-018-311700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 68 51 54 VRB3 30.32S TC 20
$$
ILZ005-006-012>014-019>023-311700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 72 52 49 E6 30.29R TC 22
CHICAGO-MIDWAY NOT AVBL
AURORA SUNNY 70 57 63 CALM 30.30R TC 21
WAUKEGAN MOSUNNY 72 54 53 E5 30.30R TC 22
DUPAGE AIRPORT PTSUNNY 72 53 51 VRB3 30.29S TC 22
WHEELING MOSUNNY 71 53 52 CALM 30.31R TC 22
ROMEOVILLE* SUNNY 70 57 64 VRB3 30.30S TC 21
NORTHERLY ISL* N/A 69 55 60 NE6 N/A TC 21
$$
LMZ740>746-311700-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 67 71 70/ 4/ 6 1026.0R
HARRISON CRIB 70 120/ 1/ 2 N/A
NORTHERLY ISL 69 70/ 5 N/A
CALUMET HARBOR 60/ 5/ 7 1024.6
BURNS HARBOR 66 340/ 2/ 3 1026.4R
MICHIGAN CITY 67 280/ 4/ 5 1024.9R
ST. JOSEPH BUOY 67 1013.9
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-311700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-311700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD MOSUNNY 73 53 49 E9 30.25S TC 23
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-311700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ079-100>102-311700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 72 57 60 SE7 30.23S TC 22
CAHOKIA* MOSUNNY 79 57 46 VRB5 30.21S HX 80 TC 26
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-311700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 78 52 40 NE9 30.20S TC 26
MARION PTSUNNY 75 54 46 E6 30.20F TC 24
$$
ILZ067-068-072-073-078-083-087-091-311700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$