Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 311156
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CDT FRI JUL 31 2026
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.
ILZ001-002-007-009-015-016-024-311300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 69 65 86 SE12 29.89F TC 21
6HR MIN TEMP: 69; 6HR MAX TEMP: 71; 6HR PCP: 0.03;
$$
ILZ003-004-008-010-011-017-018-311300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 68 61 78 SE8 29.98S TC 20
6HR MIN TEMP: 63; 6HR MAX TEMP: 68;
$$
ILZ005-006-012>014-019>023-311300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 72 62 71 S5 29.99S TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 74;
CHICAGO-MIDWAY NOT AVBL
AURORA MOSUNNY 67 64 90 SE6 29.98F TC 19
6HR MIN TEMP: 62; 6HR MAX TEMP: 67;
WAUKEGAN PTSUNNY 66 64 93 CALM 29.99R TC 19
6HR MIN TEMP: 63; 6HR MAX TEMP: 69;
DUPAGE AIRPORT PTSUNNY 68 63 84 SE7 29.98F TC 20
6HR MIN TEMP: 65; 6HR MAX TEMP: 69;
WHEELING MOSUNNY 69 64 84 S3 30.01S TC 21
6HR MIN TEMP: 65; 6HR MAX TEMP: 71;
ROMEOVILLE* SUNNY 66 66 100 SE5 30.01S TC 19
NORTHERLY ISL* N/A 71 62 73 SE3 N/A TC 22
$$
LMZ740>746-311300-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 70 90/ 2/ 4 1015.2R 0
WAUKEGAN HARBOR 70 70 180/ 2/ 2 1016.0R 0
WILMETTE BUOY 72 180/ 4/ 6 1018.5R 0
CHICAGO BUOY 73 72 1014.9R 0
HARRISON CRIB 73 180/ 7/ 7 N/A
NORTHERLY ISL 71 190/ 3/ 3 N/A
CALUMET HARBOR 190/ 3/ 4 1016.1
BURNS HARBOR 1016.6S
MICHIGAN CITY 70 140/ 8/ 9 1014.8S
MICH CITY BUOY 71 73 160/ 6/ 8 N/A 0
ST. JOSEPH BUOY 70 72 140/ 4/ 6 1017.1R 0
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-311300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-311300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 71 63 75 S10 29.95F TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 73;
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-311300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ079-100>102-311300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 70 64 83 SE6 29.95F TC 21
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-311300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 66 64 94 E3 29.99 TC 19
$$
ILZ067-068-072-073-078-083-087-091-311300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$