600
ASUS43 KLOT 160606
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 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.
ILZ001-002-007-009-015-016-024-160700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 73 72 96 W3 29.98S TC 23
6HR MIN TEMP: 72; 6HR MAX TEMP: 83; 6HR PCP: 0.89;
STERLING* CLOUDY 73 73 100 SW8 30.00R TC 23
SAVANNA* CLOUDY 76 75 97 NW3 29.99R FOG TC 25
ILZ003-004-008-010-011-017-018-160700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 76 75 97 CALM 29.98F TC 24
6HR MIN TEMP: 75; 6HR MAX TEMP: 77; 6HR PCP: 0.03;
FREEPORT* MOCLDY 74 73 96 CALM 30.00S TC 23
ROCHELLE* MOCLDY 74 72 94 S9 29.99R TC 23
DE KALB* CLOUDY 75 75 100 S7 30.00S TC 24
PERU* RAIN 73 72 94 SW6 30.00F TC 23
ILZ005-006-012>014-019>023-160700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 77 75 93 S3 29.98S TC 25
6HR MIN TEMP: 77; 6HR MAX TEMP: 79;
CHICAGO-MIDWAY MOCLDY 77 75 93 S7 29.99R TC 25
6HR MIN TEMP: 77; 6HR MAX TEMP: 80;
AURORA CLOUDY 73 72 96 SW10 29.99S TC 23
6HR MIN TEMP: 74; 6HR MAX TEMP: 79; 6HR PCP: TRACE;
WAUKEGAN LGT RAIN 77 75 93 SW7 29.96F TC 25
6HR MIN TEMP: 73; 6HR MAX TEMP: 77; 6HR PCP: 0.79;
DUPAGE AIRPORT CLOUDY 76 75 97 S3 29.98S TC 24
6HR MIN TEMP: 75; 6HR MAX TEMP: 79; 6HR PCP: TRACE;
KANKAKEE* MOCLDY 76 75 95 SW5 30.02S TC 25
WHEELING CLOUDY 76 75 97 CALM 29.99S TC 24
6HR MIN TEMP: 74; 6HR MAX TEMP: 77;
ROMEOVILLE* RAIN 73 73 100 SW13G29 30.02R FOG TC 23
LANSING* N/A N/A N/A N/A MISG N/A
NORTHERLY ISL* N/A 77 73 87 S7 N/A TC 25
LMZ740>746-160700-
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 74 74 130/ 2/ 4 1016.1F 1/ 3
WILMETTE BUOY 74 340/ 2/ 2 1018.5R 1
CHICAGO BUOY 76 73 1014.3F 1
HARRISON CRIB 78 200/ 12/ 12 N/A
NORTHERLY ISL 77 190/ 7/ 8 N/A
CALUMET HARBOR 77 180/ 4/ 7 1015.6
MICHIGAN CITY 77 170/ 8/ 11 1014.1F
MICH CITY BUOY 74 74 180/ 6/ 6 N/A 1
ST. JOSEPH BUOY 76 74 170/ 6/ 8 1016.5F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-160700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 78 76 93 CALM 30.02S HX 81 TC 26
GALESBURG* RAIN 72 72 100 S3 30.01F TC 22
MACOMB* CLOUDY 74 74 100 S3 30.04S TC 24
JACKSONVILLE* MOCLDY 79 79 100 SW3 30.02S HX 83 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-160700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC LGT RAIN 73 73 100 W7 30.02F TC 23
BLOOMINGTON CLOUDY 76 50 40 S6 30.04S TC 24
DECATUR MOCLDY 79 76 90 SW5 30.03S HX 83 TC 26
PEORIA CLOUDY 74 73 97 CALM 30.01F TC 23
6HR MIN TEMP: 74; 6HR MAX TEMP: 82; 6HR PCP: 0.06;
LACON* LGT RAIN 73 71 92 CALM 30.00S TC 23
LINCOLN* LGT RAIN 80 80 100 CALM 30.02S HX 86 TC 27
SPRINGFIELD MOCLDY 79 77 94 S3 30.02S HX 83 TC 26
6HR MIN TEMP: 79; 6HR MAX TEMP: 85;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-160700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 77 76 96 S5 30.03F TC 25
RANTOUL* PTCLDY 75 75 98 S3 30.03F TC 24
MATTOON PTCLDY 78 76 93 S6 30.03F HX 81 TC 26
PARIS* FOG 73 72 98 CALM 30.04F VSB 1/2 TC 23
ILZ079-100>102-160700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 78 77 95 CALM 30.03F HX 81 TC 26
BELLEVILLE PTCLDY 82 79 89 CALM 30.01S HX 93 TC 28
CAHOKIA* PTCLDY 82 75 79 W5 30.02S HX 89 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 77 75 94 CALM 30.08R TC 25
EFFINGHAM* PTCLDY 76 76 99 CALM 30.05F TC 25
MARION CLEAR 80 72 76 S7 30.06F HX 83 TC 27
MT. VERNON PTCLDY 78 74 87 CALM 30.04F HX 81 TC 26
SALEM* N/A 82 75 81 MISG 30.04F HX 88 TC 28
METROPOLIS* CLEAR 79 70 72 S5 30.08R HX 82 TC 26
ILZ067-068-072-073-078-083-087-091-160700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 79 76 90 S3 30.04F HX 83 TC 26
FLORA* PTCLDY 77 N/A N/A CALM 30.04F TC 25
FAIRFIELD* PTCLDY 78 73 86 S3 30.05S HX 80 TC 26
HARRISBURG* CLEAR 78 74 87 CALM 30.07S HX 80 TC 25
ROBINSON* MOCLDY 75 75 100 S2 30.03F FOG TC 24
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