403
ASUS43 KLOT 011701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT THU OCT 01 2026
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.
ILZ001-002-007-009-015-016-024-011800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE HVY RAIN 69 68 96 SW7 29.87R FOG TC 21
STERLING* LGT RAIN 69 69 100 SW9 29.88S TC 21
SAVANNA* CLOUDY 64 64 100 CALM 29.90R TC 18
ILZ003-004-008-010-011-017-018-011800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 66 65 96 N8 29.89R FOG TC 19
FREEPORT* CLOUDY 64 62 95 N6 29.91S TC 18
DE KALB* RAIN 67 67 100 SW5 29.89S TC 19
ILZ005-006-012>014-019>023-011800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 70 66 87 SW7 29.87R TC 21
CHICAGO-MIDWAY NOT AVBL
AURORA LGT RAIN 68 67 96 SW7 29.88S FOG TC 20
JOLIET* DRIZZLE 74 70 88 W6 29.89R TC 23
WAUKEGAN HVY RAIN 68 67 96 W7 29.85R FOG TC 20
DUPAGE AIRPORT HVY RAIN 68 66 93 W8 29.88R FOG TC 20
KANKAKEE* CLOUDY 84 63 48 SW14G21 29.89F HX 85 TC 29
WHEELING LGT RAIN 69 67 93 SW8 29.88R TC 21
ROMEOVILLE* LGT RAIN 72 70 94 SW7 29.89R FOG TC 22
LANSING* CLOUDY 74 67 77 SW6 29.88S TC 24
NORTHERLY ISL* N/A 71 63 75 W6 N/A TC 22
LMZ740>746-011800-
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 65 63 170/ 4/ 8 1011.5R 1
WAUKEGAN HARBOR 68 64 230/ 8/ 10 1011.8R 1
WILMETTE BUOY 67 250/ 4/ 6 1013.1R 1
CHICAGO BUOY 70 64 230/ 10/ 12 1010.2R 1
HARRISON CRIB 74 230/ 16/ 19 N/A
NORTHERLY ISL 71 250/ 3/ 6 N/A
CALUMET HARBOR 71 210/ 3/ 6 1011.5
MICHIGAN CITY 74 210/ 11/ 13 1010.3S
MICH CITY BUOY 67 63 210/ 4/ 6 N/A 1
ST. JOSEPH BUOY 65 61 180/ 6/ 8 1012.5S 1
ILZ025>027-034>036-040-047-049-050-058-095>099-011800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY RAIN 69 68 96 S8 29.88F FOG TC 21
MACOMB* LGT RAIN 70 70 100 S8 29.90F TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-011800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 79 64 60 W14 29.92R HX 81 TC 26
DECATUR PTSUNNY 86 63 45 SW17G25 29.91S HX 87 TC 30
PEORIA LGT RAIN 71 67 87 SW8 29.90S TC 22
SPRINGFIELD CLOUDY 83 63 50 SW10 29.90S HX 84 TC 28
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-011800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 89 62 40 SW13G33 29.91F HX 89 TC 32
MATTOON PTSUNNY 86 62 44 SW13G22 29.93F HX 86 TC 30
ILZ079-100>102-011800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 86 66 51 SW16G23 29.91F HX 88 TC 30
CAHOKIA* PTSUNNY 88 66 48 S8G17 29.90F HX 90 TC 31
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-011800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 88 66 48 S16G25 29.95F HX 90 TC 31
EFFINGHAM* MOSUNNY 87 61 41 S13G21 29.96S HX 87 TC 31
MT. VERNON MOSUNNY 89 67 47 SW21 29.95F HX 92 TC 32
CENTRALIA* MOSUNNY 90 65 43 SW20G30 29.94F HX 92 TC 32
SALEM* MOSUNNY 89 67 48 MISG 29.94F HX 91 TC 31
ILZ067-068-072-073-078-083-087-091-011800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 87 63 44 SW16G24 29.96F HX 88 TC 31
FAIRFIELD* MOSUNNY 88 64 45 S16G25 29.96F HX 89 TC 31
HARRISBURG* MOSUNNY 87 65 47 SW18G25 29.97F HX 89 TC 31
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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