Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 150501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT TUE JUL 15 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.
ILZ001-002-007-009-015-016-024-150600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 68 66 93 CALM 30.04R TC 20
$$
ILZ003-004-008-010-011-017-018-150600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 70 65 84 CALM 30.07S TC 21
ROCHELLE* CLEAR 64 63 94 CALM 30.07S TC 18
PERU* CLEAR 71 67 87 E5 30.06S TC 22
$$
ILZ005-006-012>014-019>023-150600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 77 64 64 CALM 30.05F TC 25
CHICAGO-MIDWAY CLEAR 78 61 55 CALM 30.05F HX 80 TC 26
AURORA CLEAR 67 64 90 CALM 30.06S FOG TC 19
JOLIET* CLEAR 69 68 94 CALM 30.06F TC 21
WAUKEGAN CLEAR 69 65 86 CALM 30.05F TC 21
DUPAGE AIRPORT CLEAR 69 63 81 CALM 30.05F TC 21
KANKAKEE* CLEAR 70 69 95 SE3 30.07F TC 21
WHEELING CLEAR 73 68 84 MISG 30.07S TC 23
MORRIS* CLEAR 70 68 95 CALM 30.05F TC 21
LANSING* CLEAR 68 66 93 CALM 30.07F TC 20
NORTHERLY ISL* N/A 72 69 90 CALM N/A TC 22
$$
LMZ740>746-150600-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 73 72 160/ 6/ 6 1017.7R
WINTHROP HARBOR 72 71 190/ 4/ 4 N/A 0
WAUKEGAN HARBOR 73 72 190/ 2/ 4 N/A 0
WILMETTE BUOY 75 150/ 4/ 6 1020.2F 0
CHICAGO BUOY 76 74 160/ 2/ 2 1018.1F 1
HARRISON CRIB 81 90/ 4/ 4 N/A
NORTHERLY ISL 73 CALM / 2 N/A
CALUMET HARBOR 73 CALM / 1 1017.0R
BURNS HARBOR 78 140/ 4/ 6 1018.6S
MICHIGAN CITY 74 140/ 7/ 8 1016.5S
MICH CITY BUOY 76 77 130/ 6/ 8 1016.6R 1
ST. JOSEPH BUOY 76 79 140/ 10/ 12 1019.1S 1
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-150600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 74 70 87 SE8 30.04R TC 23
GALESBURG* CLEAR 68 68 100 CALM 30.06S TC 20
MACOMB* CLEAR 68 68 99 CALM 30.07R TC 20
PITTSFIELD* CLEAR 74 73 99 E3 30.05S TC 23
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-150600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 69 67 95 E3 30.06S TC 21
BLOOMINGTON CLEAR 73 71 93 SE3 30.08S TC 23
DECATUR CLEAR 74 71 91 CALM 30.06S TC 23
PEORIA CLEAR 73 70 90 CALM 30.05S TC 23
LACON* CLEAR 72 68 88 CALM 30.04S TC 22
LINCOLN* CLEAR 72 72 100 CALM 30.05S TC 22
SPRINGFIELD CLEAR 72 70 93 CALM 30.05R TC 22
TAYLORVILLE CLEAR 73 72 94 MISG 30.05 TC 23
$$
ILZ033-039-045-046-055>057-062-063-150600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* CLEAR 72 69 90 CALM 30.07S TC 22
MATTOON CLOUDY 74 71 91 CALM 30.06R TC 23
$$
ILZ079-100>102-150600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 73 73 98 CALM 30.04S TC 23
BELLEVILLE PTCLDY 76 74 95 CALM 30.02R TC 24
CAHOKIA* PTCLDY 75 73 93 CALM 30.03R TC 24
SPARTA* CLOUDY 77 76 96 CALM 30.05S TC 25
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-150600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 74 73 97 CALM 30.04S FOG TC 23
CAIRO* MOCLDY 75 74 98 CALM 30.05R TC 24
EFFINGHAM* MOCLDY 73 73 99 CALM 30.07R FOG TC 23
MARION MOCLDY 73 72 96 CALM 30.05S TC 23
MT. VERNON CLOUDY 75 74 96 CALM 30.05S TC 24
CENTRALIA* CLOUDY 76 75 98 CALM 30.05R TC 24
SALEM* MOCLDY 75 74 96 CALM 30.05R TC 24
METROPOLIS* PTCLDY 74 73 96 CALM 30.05S TC 24
$$
ILZ067-068-072-073-078-083-087-091-150600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 78 77 96 CALM 30.05S HX 81 TC 26
FLORA* MOCLDY 77 77 100 CALM 30.05S TC 25
FAIRFIELD* MOCLDY 73 73 99 CALM 30.05S FOG TC 23
HARRISBURG* PTCLDY 74 73 96 CALM 30.04S TC 24
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$