637
ASUS43 KLOT 171311
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM 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.
ILZ001-002-007-009-015-016-024-171400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 69 64 84 NW8 30.03R TC 21
ILZ003-004-008-010-011-017-018-171400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 69 62 78 NW9 30.03R TC 21
DE KALB* CLOUDY 69 66 90 NW6 30.02S TC 21
ILZ005-006-012>014-019>023-171400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 70 64 81 N5 29.99S TC 21
CHICAGO-MIDWAY PTSUNNY 72 63 73 N3 30.00R TC 22
AURORA PTSUNNY 71 66 84 N3 30.00S TC 22
JOLIET* MOSUNNY 73 68 86 CALM 30.00S TC 23
WAUKEGAN CLOUDY 67 60 78 N6 30.00R TC 19
DUPAGE AIRPORT PTSUNNY 72 65 78 N7 29.99S TC 22
KANKAKEE* PTSUNNY 73 69 87 NE3 30.02S TC 23
WHEELING CLOUDY 69 63 81 N5 30.02R TC 21
MORRIS* MOSUNNY 71 71 99 NW3 29.99F TC 22
ROMEOVILLE* MOSUNNY 72 70 94 VRB5 30.01S TC 22
LANSING* PTSUNNY 72 65 81 NW7 30.01R TC 22
NORTHERLY ISL* N/A 68 62 81 N12 N/A TC 20
LMZ740>746-171400-
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 69 340/ 12/ 14 1015.8R 6/ 7
WINTHROP HARBOR 65 67 360/ 6/ 8 N/A 4/ 7
WAUKEGAN HARBOR 63 63 20/ 4/ 8 N/A 4/ 8
WILMETTE BUOY 67 350/ 10/ 14 1017.8R 5/ 8
CHICAGO BUOY 69 72 350/ 12/ 14 1016.4 3/ 8
HARRISON CRIB 74 350/ 16/ 17 N/A
NORTHERLY ISL 67 180/ 9/ 12 N/A
CALUMET HARBOR 69 330/ 7/ 10 1014.7
BURNS HARBOR 70 350/ 7/ 10 1016.3R
MICHIGAN CITY 69 310/ 15/ 17 1014.5R
MICH CITY BUOY 70 76 320/ 16/ 21 1014.6R 6/ 7
ST. JOSEPH BUOY 68 76 350/ 14/ 19 1016.4R 5/ 7
ILZ025>027-034>036-040-047-049-050-058-095>099-171400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 73 70 90 N8 30.00F TC 23
GALESBURG* CLOUDY 70 68 94 NW3 30.05R TC 21
MACOMB* CLOUDY 71 69 92 N6 30.05F TC 22
JACKSONVILLE* CLOUDY 74 73 98 N5 29.99F TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-171400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTSUNNY 72 71 97 N12 30.01R TC 22
DECATUR CLOUDY 77 72 84 VRB5 30.02R TC 25
PEORIA PTSUNNY 75 70 84 W3 30.01S TC 24
LACON* CLOUDY 71 66 85 NW3 30.01R TC 22
LINCOLN* MOSUNNY 74 74 100 CALM 30.01R TC 24
SPRINGFIELD PTSUNNY 74 72 93 N6 29.99F TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-171400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 73 72 94 NW3 30.02 TC 23
RANTOUL* LGT RAIN 72 71 98 CALM 30.01R TC 22
MATTOON CLOUDY 74 72 93 NW5 30.00R TC 23
ILZ079-100>102-171400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 73 72 94 VRB3 30.00R TC 23
BELLEVILLE SUNNY 76 72 87 N3 29.98R TC 25
CAHOKIA* PTSUNNY 79 72 79 CALM 29.99R HX 82 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 80 76 87 SW6 30.01R HX 86 TC 27
CAIRO* MOSUNNY 82 78 85 CALM 30.02R HX 91 TC 28
MARION MOSUNNY 81 75 83 NW3 30.02R HX 86 TC 27
MT. VERNON PTSUNNY 77 75 93 N3 30.02R TC 25
CENTRALIA* PTSUNNY 75 73 91 CALM 30.02R TC 24
SALEM* CLOUDY 76 72 87 CALM 30.01R TC 25
METROPOLIS* PTSUNNY 81 78 90 CALM 30.03R HX 88 TC 27
ILZ067-068-072-073-078-083-087-091-171400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 78 76 93 W3 30.00R HX 81 TC 26
FLORA* PTSUNNY 79 72 78 CALM 30.02R HX 82 TC 26
FAIRFIELD* PTSUNNY 78 73 83 CALM 30.00R HX 81 TC 26
HARRISBURG* MOSUNNY 80 76 86 SW5 30.02R HX 85 TC 27
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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