Regional Weather Roundup
Issued by NWS
Issued by NWS
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153
ASUS43 KLOT 312156
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT THU JUL 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.
ILZ001-002-007-009-015-016-024-312300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 76 54 46 NE10 30.22S HAZE TC 24
$$
ILZ003-004-008-010-011-017-018-312300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
$$
ILZ005-006-012>014-019>023-312300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 73 57 57 N21 30.20F SMOKE TC 23
CHICAGO-MIDWAY NOT AVBL
AURORA SUNNY 77 55 46 NE12 30.20S HAZE TC 25
WAUKEGAN MOSUNNY 73 60 63 N16G28 30.22S HAZE TC 23
DUPAGE AIRPORT MOSUNNY 76 55 48 NE12 30.21S HAZE TC 24
WHEELING MOSUNNY 74 60 61 NE13G25 30.24R HAZE TC 23
NORTHERLY ISL* N/A 72 59 63 N14 N/A TC 22
$$
LMZ740>746-312300-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 70 74 10/ 17/ 21 1022.9S
WINTHROP HARBOR 71 74 320/ 17/ 21 N/A 4/ 6
WAUKEGAN HARBOR 71 75 300/ 17/ 23 N/A 3/ 4
WILMETTE BUOY 71 60/ 17/ 21 1025.0R 5/ 6
HARRISON CRIB 75 10/ 27/ 29 N/A
NORTHERLY ISL 72 10/ 11/ 17 N/A
CALUMET HARBOR 72 350/ 14/ 20 1021.5
BURNS HARBOR 71 360/ 9/ 13 1022.4S
MICHIGAN CITY 69 360/ 18/ 19 1020.9R
MICH CITY BUOY 69 61 350/ 14/ 19 1020.4S 6/ 6
ST. JOSEPH BUOY 69 63 330/ 17/ 21 1022.6R 4/ 6
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-312300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-312300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD MOSUNNY 77 64 64 N13 30.15S HAZE TC 25
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-312300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ079-100>102-312300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 75 66 73 N14 30.13S TC 24
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-312300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 79 69 71 N13G23 30.07R HX 81 TC 26
MARION PTSUNNY 81 72 74 N17 30.05R HX 84 TC 27
$$
ILZ067-068-072-073-078-083-087-091-312300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$