287
ASUS43 KLOT 161006
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-161100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 73 72 96 SW5 29.98R TC 23
STERLING* FOG 73 73 100 SW6 29.99R VSB 1 TC 23
SAVANNA* MOCLDY 74 73 97 CALM 29.96S FOG TC 23
ILZ003-004-008-010-011-017-018-161100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 75 74 96 W6 29.96F TC 24
FREEPORT* CLOUDY 74 73 95 NW3 29.98F TC 24
ROCHELLE* FOG 72 70 94 W5 29.97S VSB 3/4 TC 22
DE KALB* CLOUDY 72 72 100 W7 29.97F FOG TC 22
PERU* MOCLDY N/A N/A N/A SW7 29.99R
ILZ005-006-012>014-019>023-161100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 72 71 97 SW7 29.93R TC 22
CHICAGO-MIDWAY CLOUDY 72 71 97 SW10 29.94R TC 22
AURORA CLOUDY 72 71 97 W6 29.95F TC 22
JOLIET* CLOUDY 73 73 100 SW5 29.97R TC 23
WAUKEGAN LGT RAIN 74 72 93 W5 29.91F TC 23
DUPAGE AIRPORT CLOUDY 72 72 100 SW9 29.94F TC 22
KANKAKEE* MOCLDY 72 71 95 W5 29.98R TC 22
WHEELING LGT RAIN 74 73 97 SW3 29.94S TC 23
ROMEOVILLE* CLOUDY 72 72 100 SW6G12 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>746-161100-
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 74 180/ 4/ 6 1015.3F 1
WAUKEGAN HARBOR 76 74 340/ 2/ 4 1014.0F 1
WILMETTE BUOY 74 280/ 8/ 10 1016.3F 1
CHICAGO BUOY 74 72 1012.5F 1
HARRISON CRIB 73 290/ 7/ 8 N/A
NORTHERLY ISL 72 260/ 7/ 12 N/A
CALUMET HARBOR 72 220/ 3/ 4 1013.5
MICHIGAN CITY 73 220/ 10/ 11 1012.4R
MICH CITY BUOY 73 74 220/ 8/ 10 N/A 1/ 3
ST. JOSEPH BUOY 74 74 230/ 12/ 16 1014.8S 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-161100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 77 76 96 N6 30.03S TC 25
GALESBURG* CLOUDY 73 73 100 CALM 30.02S TC 23
MACOMB* CLOUDY 75 75 100 CALM 30.04R TC 24
JACKSONVILLE* CLOUDY 77 77 100 NW7 30.02S TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-161100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 73 73 100 W5 29.99R TC 23
BLOOMINGTON LGT RAIN 75 75 100 SW7 30.01S TC 24
DECATUR CLOUDY 78 76 93 W5 30.01R HX 81 TC 26
PEORIA MOCLDY 73 72 96 NW3 30.00R TC 23
LINCOLN* MOCLDY 77 77 100 S5 29.98F TC 25
SPRINGFIELD MOCLDY 78 77 96 NW5 30.00S HX 81 TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-161100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 76 76 100 SW3 29.99F TC 24
RANTOUL* CLOUDY 75 75 99 W5 29.99F FOG TC 24
MATTOON MOCLDY 77 75 93 S5 30.00F TC 25
PARIS* LGT RAIN 76 76 98 SW7 30.00S TC 25
ILZ079-100>102-161100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE MOCLDY 78 77 97 CALM 30.00R HX 80 TC 25
CAHOKIA* MOCLDY 80 73 79 CALM 30.01R HX 84 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* MOCLDY 77 77 100 S7 30.04S TC 25
MARION PTCLDY 78 72 81 SW6 30.04S HX 80 TC 25
MT. VERNON PTCLDY 76 72 87 CALM 30.03R TC 24
CENTRALIA* PTCLDY 75 74 96 CALM 30.03R TC 24
SALEM* N/A 77 76 97 MISG 30.03S TC 25
METROPOLIS* CLEAR 80 69 70 SW5 30.06R HX 82 TC 27
ILZ067-068-072-073-078-083-087-091-161100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 78 72 81 W5 30.01F HX 80 TC 26
FLORA* MOCLDY 75 75 100 CALM 30.02F TC 24
FAIRFIELD* PTCLDY 77 72 84 S3 30.02S TC 25
HARRISBURG* PTCLDY 77 73 86 CALM 30.04S TC 25
ROBINSON* MOCLDY 77 75 94 W5 30.00F FOG TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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