Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 230112
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CDT FRI AUG 22 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.
ILZ001-002-007-009-015-016-024-230200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 74 65 73 SW5 30.01R TC 23
$$
ILZ003-004-008-010-011-017-018-230200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 70 65 84 S3 30.01F TC 21
ROCHELLE* CLEAR 68 66 91 S3 30.02R TC 20
DE KALB* CLEAR 71 64 77 CALM 30.02S TC 22
PERU* CLEAR 72 65 80 S5 30.01S TC 22
$$
ILZ005-006-012>014-019>023-230200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 77 61 57 W8 29.99R TC 25
CHICAGO-MIDWAY MOCLDY 77 61 57 SW9 30.00R TC 25
AURORA CLEAR 72 64 76 SW5 30.01R TC 22
JOLIET* CLEAR 74 66 77 CALM 30.01S TC 23
WAUKEGAN CLEAR 73 63 70 S5 29.99S TC 23
DUPAGE AIRPORT CLEAR 74 61 63 W3 30.00S TC 23
KANKAKEE* CLEAR 72 63 73 S3 30.04R TC 22
WHEELING MOCLDY 76 64 66 CALM 30.01R TC 24
MORRIS* CLEAR 73 65 75 CALM 30.01R TC 23
ROMEOVILLE* CLEAR 75 64 69 W5 30.02R TC 24
LANSING* PTCLDY 70 64 81 S6 30.01F TC 21
NORTHERLY ISL* N/A 72 65 78 S5 N/A TC 22
$$
LMZ740>746-230200-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 74 75 190/ 10/ 10 1015.5F 0
WINTHROP HARBOR 74 73 170/ 10/ 12 N/A 1/ 3
WAUKEGAN HARBOR 75 74 N/A 1/ 3
WILMETTE BUOY 75 190/ 8/ 12 1018.3F 1/ 2
HARRISON CRIB 76 140/ 13/ 15 N/A
NORTHERLY ISL 73 130/ 5/ 7 N/A
CALUMET HARBOR 77 150/ 7/ 8 1014.8
BURNS HARBOR 76 190/ 3/ 4 1016.9R
MICHIGAN CITY 74 40/ 3/ 3 1014.9R
MICH CITY BUOY 74 75 70/ 4/ 4 1014.5F 1
ST. JOSEPH BUOY 71 71 CALM / 2 1017.0F 0
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-230200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 75 64 68 N3 30.03R TC 24
GALESBURG* CLEAR 71 65 83 CALM 30.04R TC 21
MACOMB* CLEAR 72 67 82 CALM 30.05R TC 22
JACKSONVILLE* CLEAR 70 69 96 E3 30.03R TC 21
PITTSFIELD* CLEAR 73 67 82 CALM 30.05R TC 23
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-230200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 69 65 87 CALM 30.03R TC 21
BLOOMINGTON CLEAR 72 62 71 SE3 30.05R TC 22
DECATUR CLEAR 72 64 76 N7 30.04R TC 22
PEORIA CLEAR 75 63 66 S5 30.02R TC 24
LACON* CLEAR 72 64 75 CALM 30.01R TC 22
LINCOLN* CLEAR 73 65 75 CALM 30.04R TC 23
SPRINGFIELD CLEAR 71 64 78 CALM 30.03R TC 22
TAYLORVILLE CLEAR 70 64 83 N5 30.04R TC 21
$$
ILZ033-039-045-046-055>057-062-063-230200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 73 63 70 NE3 30.04R TC 23
DANVILLE* PTCLDY 68 64 86 CALM 30.04S TC 20
RANTOUL* CLEAR 72 63 72 CALM 30.03S TC 22
MATTOON PTCLDY 73 63 70 E3 30.02R TC 23
PARIS* CLOUDY 72 65 78 CALM 30.03R TC 22
$$
ILZ079-100>102-230200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 73 66 78 NE6 30.03R TC 23
BELLEVILLE CLEAR 78 66 66 N5 29.99R HX 80 TC 25
CAHOKIA* CLEAR 76 64 66 NE7 30.01R TC 24
SPARTA* PTCLDY 78 64 60 N3 30.01S HX 80 TC 26
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-230200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 71 65 81 CALM 29.99S TC 22
CAIRO* CLEAR 72 67 85 CALM 30.00S TC 22
EFFINGHAM* MOCLDY 72 68 88 CALM 30.03S TC 22
MARION CLEAR 71 63 74 CALM 30.01R TC 22
MT. VERNON CLEAR 71 66 84 CALM 30.01R TC 22
CENTRALIA* MOCLDY 73 65 75 E3 30.01R TC 23
SALEM* PTCLDY 75 64 69 CALM 30.01S TC 24
METROPOLIS* CLEAR 73 62 69 CALM 30.00R TC 23
$$
ILZ067-068-072-073-078-083-087-091-230200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 74 64 71 N6 30.01S TC 23
FLORA* MOCLDY 73 66 78 E3 30.02R TC 23
FAIRFIELD* MOCLDY 73 65 77 N3 30.01R TC 23
HARRISBURG* CLEAR 71 64 78 CALM 30.00S TC 22
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$