323
ASUS43 KLOT 171508
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-171600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 67 64 90 NW7 30.04S TC 19
ILZ003-004-008-010-011-017-018-171600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 67 60 78 N9 30.05S TC 19
ROCHELLE* CLOUDY 67 64 88 N10 30.04S TC 20
DE KALB* RAIN 68 66 94 N7G16 30.04R TC 20
PERU* CLOUDY 72 67 86 NW6 30.03S TC 22
ILZ005-006-012>014-019>023-171600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 71 64 78 N8 30.00S TC 22
CHICAGO-MIDWAY CLOUDY 74 63 68 NW7 30.00S TC 23
AURORA CLOUDY 74 67 78 N7 30.02R TC 23
JOLIET* CLOUDY 76 68 75 CALM 30.01R TC 25
WAUKEGAN CLOUDY 68 61 78 N9 30.01S TC 20
DUPAGE AIRPORT CLOUDY 71 64 78 N9 30.01S TC 22
KANKAKEE* CLOUDY 74 68 80 NW3 30.02S TC 23
WHEELING CLOUDY 70 63 78 N7 30.02F TC 21
MORRIS* PTSUNNY 76 69 78 NW6 30.01R TC 24
ROMEOVILLE* CLOUDY 75 70 83 VRB6 30.01S TC 24
LANSING* CLOUDY 72 66 80 NE6 30.01S TC 22
NORTHERLY ISL* N/A 68 61 78 N9 N/A TC 20
LMZ740>746-171600-
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/ 16/ 19 1016.2F 5/ 7
WINTHROP HARBOR 64 69 310/ 10/ 14 N/A 3/ 7
WAUKEGAN HARBOR 65 65 20/ 8/ 12 N/A 3/ 7
WILMETTE BUOY 67 20/ 10/ 14 1018.2S 4/ 7
CHICAGO BUOY 69 72 360/ 12/ 16 1016.4S 3/ 8
HARRISON CRIB 74 360/ 16/ 17 N/A
NORTHERLY ISL 71 350/ 9/ 10 N/A
CALUMET HARBOR 70 10/ 6/ 11 1015.0
BURNS HARBOR 69 10/ 6/ 8 1016.6S
MICHIGAN CITY 69 350/ 10/ 12 1014.7F
MICH CITY BUOY 69 76 340/ 10/ 14 1014.8F 5/ 8
ST. JOSEPH BUOY 67 76 360/ 12/ 17 1016.8R 5/ 8
ILZ025>027-034>036-040-047-049-050-058-095>099-171600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 74 69 85 N12 30.02R TC 23
GALESBURG* CLOUDY 70 67 89 N9 30.05R TC 21
MACOMB* PTSUNNY 75 70 83 N6 30.05S TC 24
JACKSONVILLE* PTSUNNY 78 71 79 NW7 30.01R HX 81 TC 26
PITTSFIELD* MOSUNNY 79 72 78 N6 30.02S HX 82 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-171600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 74 68 80 NW7 30.03R TC 24
BLOOMINGTON MOSUNNY 78 71 79 N12 30.02S HX 80 TC 26
DECATUR PTSUNNY 80 72 76 NE7 30.01S HX 84 TC 27
PEORIA PTSUNNY 77 69 76 NW6 30.02S TC 25
LACON* CLOUDY 73 67 82 N5 30.01F TC 23
LINCOLN* MOSUNNY 79 73 82 N5 30.00R HX 82 TC 26
SPRINGFIELD MOSUNNY 79 73 82 N10 29.98F HX 82 TC 26
TAYLORVILLE MOSUNNY 79 72 78 E6 30.00F HX 82 TC 26
ILZ033-039-045-046-055>057-062-063-171600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 81 72 74 CALM 30.00F HX 84 TC 27
RANTOUL* PTSUNNY 76 69 80 NE3 30.01F TC 24
MATTOON MOSUNNY 80 72 76 E6 30.00F HX 84 TC 27
ILZ079-100>102-171600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 79 73 83 E8 30.00S HX 82 TC 26
CAHOKIA* PTSUNNY 83 73 72 NE3 29.99S HX 89 TC 28
SPARTA* PTSUNNY 85 77 77 CALM 30.01S HX 96 TC 30
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 86 77 74 SW9 29.99S HX 97 TC 30
CAIRO* PTSUNNY 86 79 78 CALM 30.01F HX 99 TC 30
EFFINGHAM* MOSUNNY 81 75 81 CALM 30.02S HX 87 TC 27
MARION MOSUNNY 84 79 84 SW9 30.00F HX 96 TC 29
MT. VERNON MOSUNNY 84 76 76 NW3 30.01F HX 93 TC 29
CENTRALIA* MOSUNNY 82 72 72 E3 30.02R HX 86 TC 28
SALEM* CLOUDY 82 73 74 CALM 30.01S HX 86 TC 28
METROPOLIS* SUNNY 87 76 69 CALM 30.01S HX 97 TC 31
ILZ067-068-072-073-078-083-087-091-171600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 84 75 74 NW3 30.01S HX 92 TC 29
FLORA* MOSUNNY 81 72 74 N5 30.01F HX 84 TC 27
FAIRFIELD* SUNNY 83 73 71 CALM 30.00S HX 88 TC 28
HARRISBURG* MOSUNNY 87 77 72 SW5 30.00S HX 99 TC 31
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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