Regional Weather Roundup
Issued by NWS
Issued by NWS
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783
ASUS43 KLOT 111901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT MON AUG 11 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.
ILZ001-002-007-009-015-016-024-112000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 81 71 71 CALM 30.03F HX 85 TC 27
STERLING* PTSUNNY 84 71 65 VRB5 30.05F HX 89 TC 29
$$
ILZ003-004-008-010-011-017-018-112000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 83 71 67 S8 30.06F HX 87 TC 28
$$
ILZ005-006-012>014-019>023-112000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 88 65 46 SW12 30.03F HX 90 TC 31
CHICAGO-MIDWAY PTSUNNY 85 68 56 W14 30.04F HX 88 TC 29
AURORA PTSUNNY 86 71 60 VRB7 30.05F HX 91 TC 30
WAUKEGAN MOSUNNY 87 70 56 W7 30.03F HX 92 TC 31
DUPAGE AIRPORT PTSUNNY 85 69 58 W10 30.05F HX 89 TC 29
WHEELING MOSUNNY 88 67 49 W12G18 30.05S HX 91 TC 31
ROMEOVILLE* PTSUNNY 82 73 74 SW12 30.06F HX 88 TC 28
NORTHERLY ISL* N/A 84 65 52 SW7 N/A HX 86 TC 29
$$
LMZ740>746-112000-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 76 76 230/ 6/ 8 1017.1S
WINTHROP HARBOR 79 71 200/ 6/ 10 N/A 1
WAUKEGAN HARBOR 81 73 210/ 8/ 12 N/A 0
WILMETTE BUOY 81 250/ 6/ 10 1020.3R 1
HARRISON CRIB 89 240/ 15/ 17 N/A
NORTHERLY ISL 85 260/ 4/ 13 N/A
CALUMET HARBOR 86 220/ 9/ 16 1016.3
BURNS HARBOR 84 230/ 9/ 11 1017.9F
MICHIGAN CITY 81 250/ 12/ 13 1015.5F
MICH CITY BUOY 80 77 240/ 6/ 6 1016.1F 1/ 3
ST. JOSEPH BUOY 78 77 220/ 4/ 8 1018.4F 1/ 3
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-112000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 83 73 72 SE6 30.01F HX 89 TC 28
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-112000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 85 76 74 S8 30.07F HX 94 TC 29
DECATUR MOSUNNY 90 74 59 S9 30.06F HX 99 TC 32
PEORIA PTSUNNY 82 74 76 VRB3 30.04F HX 88 TC 28
SPRINGFIELD SUNNY 88 74 63 SW6 30.03F HX 96 TC 31
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-112000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 89 73 59 SW7 30.07F HX 97 TC 32
MATTOON SUNNY 87 72 60 S5 30.07F HX 93 TC 31
$$
ILZ079-100>102-112000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 90 70 51 S7 30.04F HX 95 TC 32
BELLEVILLE SUNNY 90 73 57 W6 30.02F HX 98 TC 32
CAHOKIA* MOSUNNY 88 73 61 CALM 30.03F HX 95 TC 31
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-112000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 90 70 51 SW5 30.05F HX 95 TC 32
MARION PTSUNNY 90 70 51 SE6 30.06F HX 95 TC 32
MT. VERNON SUNNY 93 69 45 CALM 30.06F HX 98 TC 34
$$
ILZ067-068-072-073-078-083-087-091-112000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 90 69 50 SW7 30.07F HX 94 TC 32
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$