702
ASUS43 KLOT 182359
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM CDT MON AUG 18 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-190100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 73 72 96 S5 29.95F TC 23
6HR MIN TEMP: 73; 6HR MAX TEMP: 92; 6HR PCP: TRACE;
ILZ003-004-008-010-011-017-018-190100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD TSTM 73 68 83 W23G38 30.01R TC 23
ILZ005-006-012>014-019>023-190100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE TSTM 72 71 97 SW3 29.96F TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 87; 6HR PCP: 0.52;
CHICAGO-MIDWAY NOT AVBL
AURORA LGT RAIN 74 72 93 S6 29.96F TC 23
6HR MIN TEMP: 72; 6HR MAX TEMP: 90; 6HR PCP: 0.88;
WAUKEGAN MOCLDY 75 71 87 NW9 29.98R TC 24
6HR MIN TEMP: 75; 6HR MAX TEMP: 82; 6HR PCP: 0.05;
DUPAGE AIRPORT LGT RAIN 73 71 93 SE7 29.95F TC 23
6HR MIN TEMP: 71; 6HR MAX TEMP: 88; 6HR PCP: 0.64;
WHEELING MOCLDY 73 71 93 S8 29.97F THUNDER TC 23
6HR MIN TEMP: 72; 6HR MAX TEMP: 88; 6HR PCP: 0.10;
ROMEOVILLE* TSTM 75 75 100 S8G17 29.98F TC 24
NORTHERLY ISL* N/A 74 69 85 SW7 N/A TC 23
LMZ740>746-190100-
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 76 140/ 14/ 16 1014.8F
WINTHROP HARBOR 76 74 170/ 10/ 16 N/A 3/ 5
WAUKEGAN HARBOR 76 76 N/A 3/ 5
WILMETTE BUOY 73 1016.8F 2/ 4
NORTHERLY ISL 73 260/ 6/ 11 N/A
CALUMET HARBOR 83 200/ 7/ 10 1014.8
BURNS HARBOR 83 180/ 4/ 6 1015.9S
MICHIGAN CITY 83 150/ 8/ 10 1013.5F
MICH CITY BUOY 80 77 140/ 6/ 8 1013.9F 1
ST. JOSEPH BUOY 77 75 100/ 12/ 14 1016.9S 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-190100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-190100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 87 77 72 S6 29.97R HX 99 TC 31
6HR MIN TEMP: 87; 6HR MAX TEMP: 93;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-190100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-190100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 90 79 70 SE5 29.96S HX 105 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 90 75 61 S5 29.97F HX 100 TC 32
6HR MIN TEMP: 90; 6HR MAX TEMP: 96;
MARION CLEAR 93 72 49 S7 29.98S HX 100 TC 34
ILZ067-068-072-073-078-083-087-091-190100-
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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page