Regional Weather Roundup
Issued by NWS
Issued by NWS
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055
ASUS43 KLOT 302158
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT WED JUL 30 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.
ILZ001-002-007-009-015-016-024-302300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 76 70 82 N9 30.03F TC 24
$$
ILZ003-004-008-010-011-017-018-302300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 72 67 84 NE7 30.09R TC 22
$$
ILZ005-006-012>014-019>023-302300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 74 68 81 NE16 30.04F TC 23
CHICAGO-MIDWAY NOT AVBL
AURORA PTSUNNY 77 69 76 E13 30.04S TC 25
WAUKEGAN LGT RAIN 71 67 87 NE10G26 30.07F FOG TC 22
DUPAGE AIRPORT PTSUNNY 77 69 76 NE16 30.04S TC 25
WHEELING PTSUNNY 75 69 81 NE12 30.07F TC 24
ROMEOVILLE* MOSUNNY 77 75 94 NE16 30.04F TC 25
$$
LMZ740>746-302300-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 72 40/ 16/ 19 1019.3
WINTHROP HARBOR 72 76 20/ 19/ 23 N/A 3/ 4
WAUKEGAN HARBOR 73 77 350/ 17/ 21 N/A 2/ 4
WILMETTE BUOY 74 40/ 14/ 19 1020.2F 2/ 4
HARRISON CRIB 79 40/ 20/ 22 N/A
NORTHERLY ISL 74 50/ 13/ 14 N/A
CALUMET HARBOR 73 30/ 12/ 14 1017.0
BURNS HARBOR 73 70/ 2/ 4 1018.6F
MICHIGAN CITY 75 40/ 12/ 13 1016.5F
MICH CITY BUOY 75 79 20/ 10/ 14 1017.0F 2/ 3
ST. JOSEPH BUOY 75 77 350/ 16/ 19 1019.4F 2/ 3
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-302300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-302300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA PTSUNNY 79 73 82 CALM 30.02F HX 82 TC 26
SPRINGFIELD CLOUDY 80 74 81 W5 30.02S HX 85 TC 27
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-302300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ079-100>102-302300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* PTSUNNY 90 76 63 VRB3 29.97F HX 101 TC 32
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-302300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 92 74 55 CALM 29.96F HX 101 TC 33
MARION MOSUNNY 91 75 59 NE5 29.96F HX 102 TC 33
$$
ILZ067-068-072-073-078-083-087-091-302300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$