807
ASUS43 KLOT 201202
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CDT SUN JUL 20 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.
ILZ001-002-007-009-015-016-024-201300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 72 71 97 CALM 29.94R TC 22
6HR MIN TEMP: 72; 6HR MAX TEMP: 77; 6HR PCP: 0.30;
ILZ003-004-008-010-011-017-018-201300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 70 67 90 E5 29.98R FOG TC 21
6HR MIN TEMP: 70; 6HR MAX TEMP: 72;
ROCHELLE* CLOUDY 70 68 94 E6 29.97R FOG TC 21
PERU* RAIN 73 73 99 CALM 29.97R TC 23
ILZ005-006-012>014-019>023-201300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 69 65 86 N13 29.97R TC 21
6HR MIN TEMP: 68; 6HR MAX TEMP: 75;
CHICAGO-MIDWAY CLOUDY 72 66 81 N8 29.97R TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 76;
AURORA CLOUDY 72 69 90 E10 29.95R FOG TC 22
6HR MIN TEMP: 69; 6HR MAX TEMP: 73;
JOLIET* LGT RAIN 73 72 99 CALM 29.97R TC 23
WAUKEGAN CLOUDY 68 63 84 NE8 29.98R TC 20
6HR MIN TEMP: 68; 6HR MAX TEMP: 75; 6HR PCP: TRACE;
DUPAGE AIRPORT LGT RAIN 70 67 90 NE10 29.96R FOG TC 21
6HR MIN TEMP: 70; 6HR MAX TEMP: 73; 6HR PCP: 0.03;
KANKAKEE* RAIN 70 68 95 CALM 29.97R TC 21
WHEELING CLOUDY 69 65 86 N9 29.98S TC 21
6HR MIN TEMP: 68; 6HR MAX TEMP: 76;
MORRIS* LGT RAIN 71 71 100 CALM 29.96R TC 22
ROMEOVILLE* LGT RAIN 70 70 100 NE12G17 29.98R FOG TC 21
LANSING* CLOUDY 69 69 100 N7 29.98R TC 21
NORTHERLY ISL* N/A 68 65 90 N9 N/A TC 20
LMZ740>746-201300-
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 68 69 10/ 14/ 16 1014.2S
WINTHROP HARBOR 68 68 320/ 14/ 17 N/A 3/ 4
WAUKEGAN HARBOR 68 69 320/ 14/ 17 N/A 2/ 4
WILMETTE BUOY 69 20/ 16/ 19 1016.3R 3/ 4
CHICAGO BUOY 71 71 350/ 12/ 16 1015.1R 2/ 3
HARRISON CRIB 76 360/ 17/ 19 N/A
NORTHERLY ISL 68 350/ 10/ 14 N/A
CALUMET HARBOR 69 340/ 7/ 11 1013.6
BURNS HARBOR 72 30/ 6/ 7 1014.9R
MICHIGAN CITY 71 10/ 13/ 15 1012.8R
MICH CITY BUOY 72 75 20/ 10/ 12 1012.6R 2/ 3
ST. JOSEPH BUOY 71 75 340/ 14/ 19 1014.8R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-201300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 75 73 93 NE5 29.97R TC 24
GALESBURG* RAIN 72 72 100 SE3 29.96F TC 22
MACOMB* RAIN 73 73 99 W5 29.98R TC 23
PITTSFIELD* PTSUNNY 77 77 99 NW5 29.98R TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-201300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC TSTM 73 72 97 NW7 29.98R TC 23
BLOOMINGTON CLOUDY 74 74 100 VRB7 29.99R FOG TC 23
DECATUR CLOUDY 78 75 90 SW7 29.96R HX 81 TC 26
PEORIA RAIN 72 70 93 NE6 29.97R TC 22
6HR MIN TEMP: 72; 6HR MAX TEMP: 78; 6HR PCP: 0.10;
LACON* TSTM 70 68 93 NW3 29.97R TC 21
LINCOLN* TSTM 76 76 100 W12 29.97R TC 25
SPRINGFIELD LGT RAIN 76 75 97 W5 29.96R TC 24
6HR MIN TEMP: 73; 6HR MAX TEMP: 77; 6HR PCP: 0.04;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-201300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* PTSUNNY 73 73 99 SW3 29.96R FOG TC 23
MATTOON CLOUDY 74 74 100 S7 29.95S TC 23
ILZ079-100>102-201300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 77 75 94 S6 29.97R TC 25
BELLEVILLE PTSUNNY 78 75 92 CALM 29.96R HX 80 TC 25
CAHOKIA* PTSUNNY 79 73 82 CALM 29.97R HX 82 TC 26
SPARTA* PTSUNNY 79 75 88 S5 30.00R HX 83 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 77 75 94 S6 30.00 FOG TC 25
CAIRO* MOSUNNY 78 76 91 SW3 30.03R HX 82 TC 26
EFFINGHAM* PTSUNNY 74 74 100 S3 29.99R TC 23
MARION PTSUNNY 77 75 94 SW5 30.01R TC 25
MT. VERNON PTSUNNY 77 77 100 SW3 29.99R TC 25
CENTRALIA* PTSUNNY 78 76 93 SW3 29.99R HX 80 TC 25
SALEM* PTSUNNY 78 75 90 SW5 29.99R HX 80 TC 26
METROPOLIS* MOSUNNY 78 76 96 CALM 30.03R TC 25
ILZ067-068-072-073-078-083-087-091-201300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 74 74 100 S6 29.98R TC 23
FLORA* PTSUNNY 75 N/A N/A S6 29.98R HAZE TC 24
FAIRFIELD* PTSUNNY 75 74 99 CALM 29.99R TC 24
HARRISBURG* PTSUNNY 77 75 93 SW3 30.01R TC 25
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