Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 031301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT WED SEP 03 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.
ILZ001-002-007-009-015-016-024-031400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 63 57 81 SW7 29.85F TC 17
STERLING* PTSUNNY 61 60 97 SW8 29.86S TC 16
$$
ILZ003-004-008-010-011-017-018-031400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 62 58 86 S7 29.84F TC 17
$$
ILZ005-006-012>014-019>023-031400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 65 55 70 SW9 29.82F TC 18
CHICAGO-MIDWAY PTSUNNY 66 54 65 SW9 29.84 TC 19
AURORA PTSUNNY 62 56 80 SW8 29.84F TC 17
JOLIET* CLOUDY 62 59 88 SW3 29.87F TC 17
WAUKEGAN PTSUNNY 63 60 90 SW7 29.80F TC 17
DUPAGE AIRPORT CLOUDY 63 56 78 S8 29.83F TC 17
WHEELING CLOUDY 65 56 72 S5 29.83F TC 18
MORRIS* CLOUDY 59 57 93 SW5 29.86F TC 15
ROMEOVILLE* PTSUNNY 63 59 88 S7 29.87S TC 17
LANSING* MOSUNNY 60 57 89 SW5 29.87F TC 16
NORTHERLY ISL* N/A 66 53 63 SW9 N/A TC 19
$$
LMZ740>746-031400-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 67 71 240/ 19/ 23 1008.9F
WINTHROP HARBOR 66 71 190/ 12/ 16 N/A 1
WAUKEGAN HARBOR 64 71 N/A 0
WILMETTE BUOY 67 270/ 10/ 14 1011.8F 1/ 2
CHICAGO BUOY 68 69 230/ 14/ 17 1010.9F 1
HARRISON CRIB 70 250/ 12/ 13 N/A
NORTHERLY ISL 66 220/ 4/ 9 N/A
CALUMET HARBOR 63 210/ 4/ 8 1009.9
BURNS HARBOR 65 210/ 6/ 8 1011.5F
MICHIGAN CITY 64 210/ 12/ 14 1009.7F
MICH CITY BUOY 67 72 200/ 12/ 16 1009.3F 2/ 3
ST. JOSEPH BUOY 69 71 180/ 16/ 19 1011.3F 2/ 3
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-031400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 61 57 87 SW5 29.91F TC 16
GALESBURG* MOSUNNY 62 56 82 SW7 29.90F TC 17
MACOMB* CLOUDY 61 58 90 CALM 29.92F TC 16
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-031400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 63 56 78 SW7 29.92S TC 17
DECATUR SUNNY 64 57 78 SW3 29.93S TC 18
PEORIA SUNNY 61 57 87 SW5 29.90S TC 16
LACON* SUNNY 60 56 85 SW5 29.88F TC 16
LINCOLN* SUNNY 60 60 100 CALM 29.92S TC 15
SPRINGFIELD SUNNY 60 55 83 CALM 29.92 TC 16
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-031400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 61 57 87 CALM 29.92 TC 16
DANVILLE* SUNNY 61 57 87 CALM 29.92F TC 16
RANTOUL* SUNNY 60 53 79 CALM 29.92S TC 15
MATTOON SUNNY 64 55 72 S5 29.92 TC 18
PARIS* SUNNY 59 54 85 CALM 29.93S TC 15
$$
ILZ079-100>102-031400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 61 59 94 VRB3 29.95S TC 16
BELLEVILLE MOSUNNY 63 60 90 CALM 29.92F TC 17
CAHOKIA* MOSUNNY 66 62 87 CALM 29.94 TC 19
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-031400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 64 61 90 SW3 29.95R TC 18
CAIRO* MOSUNNY 66 63 91 CALM 29.95S TC 19
MARION MOSUNNY 64 57 77 CALM 29.95S TC 18
MT. VERNON SUNNY 60 57 89 CALM 29.95R TC 16
CENTRALIA* PTSUNNY 64 58 80 CALM 29.95S TC 18
SALEM* MOSUNNY 64 56 76 CALM 29.94F TC 18
METROPOLIS* SUNNY 62 61 96 CALM 29.95S TC 17
$$
ILZ067-068-072-073-078-083-087-091-031400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 60 56 86 CALM 29.93S TC 16
FLORA* SUNNY 63 57 82 CALM 29.94F TC 17
FAIRFIELD* SUNNY 58 55 88 CALM 29.94S TC 15
HARRISBURG* SUNNY 64 57 79 CALM 29.94F TC 18
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$