592
ASUS43 KLOT 172110
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT THU JUL 17 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.
ILZ001-002-007-009-015-016-024-172200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 72 64 76 N5 30.05F TC 22
ILZ003-004-008-010-011-017-018-172200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 70 58 65 NE6 30.09S TC 21
ROCHELLE* CLOUDY 70 60 70 NE10G16 30.08F TC 21
DE KALB* CLOUDY 71 63 76 N3 30.08F TC 22
PERU* PTSUNNY 75 67 76 N7 30.05F TC 24
ILZ005-006-012>014-019>023-172200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 66 58 75 NE13 30.08S TC 19
CHICAGO-MIDWAY CLOUDY 69 59 70 NE15 30.07S TC 21
AURORA CLOUDY 72 63 73 NE9 30.06F TC 22
JOLIET* CLOUDY 71 65 81 NE13 30.06F TC 22
WAUKEGAN CLOUDY 67 57 70 NE10 30.09S TC 19
DUPAGE AIRPORT CLOUDY 67 61 81 E10 30.07S TC 19
KANKAKEE* CLOUDY 73 66 78 NE14 30.04S TC 23
WHEELING CLOUDY 67 59 75 NE8G18 30.10S TC 19
MORRIS* CLOUDY 74 67 79 NE7 30.04F TC 24
ROMEOVILLE* CLOUDY 70 66 88 N12 30.07S TC 21
LANSING* CLOUDY 66 62 85 N7 30.08S TC 19
NORTHERLY ISL* N/A 65 59 81 N12 N/A TC 18
LMZ740>746-172200-
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 63 69 360/ 14/ 17 1019.0S
WINTHROP HARBOR 65 69 340/ 10/ 14 N/A 3/ 6
WAUKEGAN HARBOR 65 71 20/ 12/ 16 N/A 3/ 4
WILMETTE BUOY 66 30/ 16/ 19 1020.4S 4/ 7
CHICAGO BUOY 67 71 360/ 14/ 17 1018.8 3/ 7
HARRISON CRIB 72 20/ 18/ 20 N/A
NORTHERLY ISL 65 360/ 9/ 12 N/A
CALUMET HARBOR 67 360/ 9/ 13 1017.6
BURNS HARBOR 67 20/ 8/ 11 1018.3F
MICHIGAN CITY 67 360/ 15/ 17 1016.8F
MICH CITY BUOY 68 76 10/ 12/ 17 1016.8F 5/ 7
ST. JOSEPH BUOY 67 76 330/ 16/ 21 1018.9F 4/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-172200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 80 70 71 N8 30.01F HX 83 TC 27
GALESBURG* CLOUDY 73 65 76 N9 30.06F TC 23
MACOMB* PTSUNNY 77 69 77 N10 30.05F TC 25
JACKSONVILLE* CLOUDY 76 76 98 N6 30.02S TC 25
PITTSFIELD* CLOUDY 78 73 83 NE6 30.03S HX 81 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-172200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 78 68 70 N8 30.02F HX 81 TC 26
BLOOMINGTON PTSUNNY 80 71 74 N7 30.03F HX 84 TC 27
DECATUR CLOUDY 80 74 81 N14G22 30.02R HX 85 TC 27
PEORIA PTSUNNY 80 70 71 N6 30.02F HX 83 TC 27
LACON* PTSUNNY 76 67 72 NW8 30.02F TC 25
LINCOLN* PTSUNNY 80 74 82 N3 30.02R HX 85 TC 27
SPRINGFIELD CLOUDY 77 73 87 N8 30.02R TC 25
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-172200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* PTSUNNY 81 69 68 N10 30.01S HX 84 TC 27
MATTOON PTSUNNY 85 72 65 N7 30.00R HX 91 TC 29
ILZ079-100>102-172200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 82 73 74 NE9 30.00R THUNDER HX 88
BELLEVILLE TSTM 73 73 97 W7 30.01 FOG TC 23
CAHOKIA* CLOUDY 76 73 91 SE9 30.01R TC 24
SPARTA* MOSUNNY 74 73 95 NE5 30.02F TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE TSTM 75 72 90 N15G26 30.00 VSB 1/2 TC 24
CAIRO* PTSUNNY 91 79 67 W5 29.98S HX 107 TC 33
EFFINGHAM* PTSUNNY 76 75 97 SE3 30.01S TC 25
MARION HVY RAIN 79 72 78 NE13G33 29.98R HX 82 TC 26
MT. VERNON CLOUDY 76 74 93 SW5 30.02R TC 24
CENTRALIA* PTSUNNY 78 73 85 W17 30.03R THUNDER HX 81
SALEM* PTSUNNY 82 76 80 S6 30.01R THUNDER HX 89
METROPOLIS* PTSUNNY 85 73 67 CALM 30.00F HX 92 TC 30
ILZ067-068-072-073-078-083-087-091-172200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 76 76 100 S7 30.02R TC 24
FLORA* PTSUNNY 79 73 83 S9 30.00R HX 82 TC 26
FAIRFIELD* PTSUNNY 75 72 88 CALM 30.00R TC 24
HARRISBURG* PTSUNNY 79 74 85 E5 30.00F HX 83 TC 26
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