Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 170603
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CDT THU JUL 17 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-170700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 73 67 81 NW7 29.90S TC 23
6HR MIN TEMP: 73; 6HR MAX TEMP: 82;
$$
ILZ003-004-008-010-011-017-018-170700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 72 65 78 NW7 29.90R TC 22
6HR MIN TEMP: 72; 6HR MAX TEMP: 82;
ROCHELLE* PTCLDY 68 67 94 W3 29.90S TC 20
PERU* CLEAR 72 69 92 W7 29.91R TC 22
$$
ILZ005-006-012>014-019>023-170700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 71 64 78 NW12 29.85R TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 78;
CHICAGO-MIDWAY MOCLDY 74 64 71 NW14G21 29.85R TC 23
6HR MIN TEMP: 74; 6HR MAX TEMP: 79;
AURORA MOCLDY 69 66 90 NW6 29.88R TC 21
6HR MIN TEMP: 69; 6HR MAX TEMP: 81;
JOLIET* MOCLDY 73 69 86 NW5 29.89R TC 23
WAUKEGAN CLOUDY 68 63 84 NW10 29.84R TC 20
6HR MIN TEMP: 68; 6HR MAX TEMP: 79;
DUPAGE AIRPORT PTCLDY 71 64 78 NW10 29.87R TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 79;
KANKAKEE* PTCLDY 73 70 93 W12G17 29.89S TC 23
WHEELING CLOUDY 71 64 78 NW14 29.87R TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 79;
MORRIS* MOCLDY 71 70 96 W6 29.88R TC 22
ROMEOVILLE* PTCLDY 72 70 94 W9G16 29.88R TC 22
LANSING* CLOUDY 74 68 80 NW7G18 29.86R TC 24
NORTHERLY ISL* N/A 72 63 73 NW16 N/A TC 22
$$
LMZ740>746-170700-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 67 72 310/ 23/ 27 1009.2R
WINTHROP HARBOR 66 59 250/ 10/ 14 N/A 1/ 3
WAUKEGAN HARBOR 66 58 270/ 10/ 14 N/A 1/ 2
WILMETTE BUOY 71 360/ 17/ 23 1012.2R 2/ 4
CHICAGO BUOY 74 73 310/ 12/ 14 1010.5R 1/ 2
HARRISON CRIB 78 320/ 22/ 24 N/A
NORTHERLY ISL 73 300/ 6/ 17 N/A
CALUMET HARBOR 76 280/ 7/ 13 1009.2
BURNS HARBOR 75 320/ 10/ 14 1010.5R
MICHIGAN CITY 74 290/ 28/ 30 1007.6R
MICH CITY BUOY 74 77 290/ 19/ 25 1008.2R 4/ 4
ST. JOSEPH BUOY 73 76 330/ 25/ 33 1010.1R 4/ 5
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-170700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 76 73 91 SW3 29.93R TC 24
GALESBURG* MOCLDY 70 67 89 W3 29.94R TC 21
MACOMB* CLOUDY 74 71 91 CALM 29.95R TC 23
PITTSFIELD* CLOUDY 78 77 98 CALM 29.93F HX 80 TC 25
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-170700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 72 69 92 W5 29.91S TC 22
BLOOMINGTON CLOUDY 74 74 100 SW6 29.94R TC 23
DECATUR MOCLDY 76 71 85 SW10 29.94R TC 24
PEORIA CLOUDY 75 70 84 W3 29.91R TC 24
6HR MIN TEMP: 75; 6HR MAX TEMP: 83;
LACON* PTCLDY 72 68 86 CALM 29.90F TC 22
LINCOLN* MOCLDY 74 74 100 CALM 29.92S TC 24
SPRINGFIELD CLOUDY 73 72 96 S6 29.92S TC 23
6HR MIN TEMP: 72; 6HR MAX TEMP: 77;
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-170700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* PTCLDY 70 69 98 SW6 29.92R TC 21
MATTOON MOCLDY 72 69 90 S7 29.93S TC 22
$$
ILZ079-100>102-170700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY N/A N/A N/A CALM 29.93F
BELLEVILLE CLEAR 79 77 92 E3 29.91S HX 83 TC 26
CAHOKIA* MOCLDY 78 74 87 CALM 29.92S HX 81 TC 26
SPARTA* CLEAR 81 76 85 S6 29.95S HX 88 TC 27
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 77 76 96 CALM 29.94R TC 25
6HR MIN TEMP: 77; 6HR MAX TEMP: 87;
CAIRO* CLEAR 81 77 88 S3 29.95S HX 88 TC 27
EFFINGHAM* MOCLDY 72 72 100 W6 29.97R TC 22
MARION CLEAR 79 77 93 S3 29.96R HX 83 TC 26
MT. VERNON CLEAR 72 71 97 CALM 29.96R TC 22
CENTRALIA* PTCLDY 74 73 98 S3 29.94S TC 23
SALEM* PTCLDY 75 72 90 CALM 29.95R TC 24
METROPOLIS* CLEAR 79 78 97 CALM 29.96S HX 83 TC 26
$$
ILZ067-068-072-073-078-083-087-091-170700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 72 71 97 SW5 29.94S TC 22
FLORA* CLEAR 72 72 100 SW3 29.95R TC 22
FAIRFIELD* CLEAR 73 70 92 SW3 29.95R TC 23
HARRISBURG* CLEAR 74 71 90 CALM 29.96R TC 23
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$