969
ASUS43 KLOT 160906
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT SUN AUG 16 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.
ILZ001-002-007-009-015-016-024-161000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 73 72 96 SW5 29.97F TC 23
STERLING* CLOUDY 73 73 100 W7 29.98F TC 23
SAVANNA* CLOUDY 75 74 97 CALM 29.97F FOG TC 24
ILZ003-004-008-010-011-017-018-161000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 76 75 97 W7 29.97S TC 24
FREEPORT* CLOUDY 75 73 95 W5 29.99S TC 24
ROCHELLE* CLOUDY 72 70 94 W5 29.98S TC 22
DE KALB* CLOUDY 72 72 100 W6 29.98R TC 22
PERU* MOCLDY 73 73 100 SW3 29.98S TC 23
ILZ005-006-012>014-019>023-161000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 73 71 93 SW6 29.92F TC 23
CHICAGO-MIDWAY LGT RAIN 72 71 97 SW6 29.93F TC 22
AURORA CLOUDY 71 71 100 W7 29.96R TC 22
JOLIET* MOCLDY 73 73 100 SW3 29.96R TC 23
WAUKEGAN LGT RAIN 76 75 97 W5 29.93S TC 24
DUPAGE AIRPORT CLOUDY 72 71 97 W7 29.95F TC 22
KANKAKEE* MOCLDY 73 71 95 S5 29.98F TC 23
WHEELING LGT RAIN 74 72 93 W3 29.94F TC 23
ROMEOVILLE* LGT RAIN 72 72 100 SW8 29.97R TC 22
LANSING* N/A N/A N/A N/A MISG N/A
NORTHERLY ISL* N/A 72 69 90 W7 N/A TC 22
LMZ740>746-161000-
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 75 74 270/ 4/ 10 1015.5F 1
WAUKEGAN HARBOR 75 74 330/ 2/ 4 1014.4S 1
WILMETTE BUOY 74 260/ 12/ 16 1016.5S 1/ 2
CHICAGO BUOY 74 73 1012.8F 1
HARRISON CRIB 73 240/ 14/ 16 N/A
NORTHERLY ISL 72 220/ 5/ 14 N/A
CALUMET HARBOR 72 210/ 7/ 12 1014.1F
MICHIGAN CITY 74 200/ 7/ 9 1012.3F
MICH CITY BUOY 74 74 240/ 12/ 17 N/A 1/ 3
ST. JOSEPH BUOY 75 74 220/ 10/ 14 1014.9F 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-161000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 77 75 93 S3 30.01S THUNDER TC 25
GALESBURG* MOCLDY 72 72 100 S7 30.01F TC 22
MACOMB* MOCLDY 74 74 100 S5 30.01F TC 24
JACKSONVILLE* CLOUDY 77 77 100 W3 30.02R THUNDER TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-161000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 74 74 100 SW3 29.98F TC 23
BLOOMINGTON LGT RAIN 76 76 100 S6 30.01F TC 24
DECATUR MOCLDY 77 76 96 S3 30.00F TC 25
PEORIA TSTM 74 72 93 SW10G23 29.99F FOG TC 23
LACON* CLOUDY 73 71 94 CALM 29.98S TC 23
LINCOLN* CLOUDY 78 78 100 CALM 30.00F FOG HX 80
SPRINGFIELD CLOUDY 78 77 96 N5 30.00R HX 81 TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-161000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 77 76 96 SW3 30.01S TC 25
RANTOUL* CLOUDY 76 75 99 NW3 30.01S TC 24
MATTOON LGT RAIN 78 75 90 S7 30.01S HX 81 TC 26
PARIS* LGT RAIN 75 74 97 SW5 30.01F TC 24
ILZ079-100>102-161000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 78 76 94 CALM 30.01S HX 81 TC 26
BELLEVILLE MOCLDY 79 78 96 CALM 29.99S HX 84 TC 26
CAHOKIA* MOCLDY 82 73 74 SW3 30.00S HX 87 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 78 73 83 CALM 30.06S HX 81 TC 26
EFFINGHAM* LGT RAIN 77 77 100 S3 30.04S TC 25
MARION PTCLDY 81 71 72 SW6 30.04S HX 84 TC 27
MT. VERNON PTCLDY 79 72 79 CALM 30.02F HX 82 TC 26
CENTRALIA* MOCLDY 77 74 92 CALM 30.02F TC 25
SALEM* N/A 79 75 86 MISG 30.02F HX 83 TC 26
METROPOLIS* CLEAR 78 69 73 S5 30.06S HX 80 TC 26
ILZ067-068-072-073-078-083-087-091-161000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 78 74 87 S5 30.02F HX 81 TC 26
FLORA* PTCLDY 77 77 100 SW3 30.02F TC 25
FAIRFIELD* PTCLDY 76 73 90 CALM 30.03S TC 25
HARRISBURG* MOCLDY 78 73 82 CALM 30.04S HX 81 TC 26
ROBINSON* MOCLDY 79 75 89 SW7 30.01S HAZE HX 82
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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