Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 031410
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-031500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 66 59 78 W5 29.84F TC 19
STERLING* PTSUNNY 65 62 90 W9 29.84F TC 18
$$
ILZ003-004-008-010-011-017-018-031500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 66 59 78 SW9 29.83F TC 19
ROCHELLE* CLOUDY 65 57 76 W10 29.84S TC 18
DE KALB* CLOUDY 66 58 74 W14 29.84S TC 19
PERU* MOSUNNY 66 59 79 SW7 29.85F TC 19
$$
ILZ005-006-012>014-019>023-031500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 66 55 67 SW10 29.81F TC 19
CHICAGO-MIDWAY CLOUDY 67 55 65 SW10 29.83F TC 19
AURORA CLOUDY 65 57 75 SW9 29.83F TC 18
JOLIET* CLOUDY 66 58 75 SW5 29.85F TC 19
WAUKEGAN PTSUNNY 65 59 81 SW13 29.78F TC 18
DUPAGE AIRPORT CLOUDY 65 56 72 SW10 29.82F TC 18
KANKAKEE* MOSUNNY 68 55 64 SW8 29.88F TC 20
WHEELING CLOUDY 68 56 65 SW7 29.82F TC 20
MORRIS* CLOUDY 63 59 86 SW5 29.84F TC 17
ROMEOVILLE* PTSUNNY 66 59 77 SW10G17 29.85F TC 19
LANSING* PTSUNNY 64 58 81 SW6 29.85F TC 18
NORTHERLY ISL* N/A 66 54 65 W6 N/A TC 19
$$
LMZ740>746-031500-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 67 71 210/ 17/ 21 1008.0F 4/ 4
WINTHROP HARBOR 66 71 190/ 14/ 17 N/A 1
WAUKEGAN HARBOR 67 71 N/A 1
WILMETTE BUOY 67 250/ 10/ 16 1011.2F 1
CHICAGO BUOY 68 69 230/ 14/ 16 1010.2 1/ 2
HARRISON CRIB 69 220/ 15/ 18 N/A
NORTHERLY ISL 66 200/ 7/ 10 N/A
CALUMET HARBOR 65 200/ 7/ 9 1009.4
BURNS HARBOR 67 210/ 8/ 10 1011.2F
MICHIGAN CITY 66 210/ 11/ 13 1009.3F
MICH CITY BUOY 67 72 200/ 12/ 14 1009.1F 2/ 3
ST. JOSEPH BUOY 69 71 190/ 17/ 21 1011.0F 2/ 4
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-031500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 65 58 78 SW6 29.90F TC 18
GALESBURG* SUNNY 68 59 73 SW9 29.89F TC 20
MACOMB* SUNNY 68 58 71 W7 29.91F TC 20
JACKSONVILLE* SUNNY 69 57 65 SW3 29.91S TC 20
PITTSFIELD* SUNNY 70 58 66 W3 29.92F TC 21
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-031500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 67 58 70 SW7 29.88F TC 20
BLOOMINGTON SUNNY 68 56 65 SW9 29.91F TC 20
DECATUR SUNNY 71 58 63 MISG 29.91F TC 22
PEORIA SUNNY 67 56 67 SW9 29.89F TC 19
LACON* MOSUNNY 66 58 75 SW6 29.87S TC 19
LINCOLN* SUNNY 69 58 65 SW5 29.91S TC 21
SPRINGFIELD SUNNY 69 57 65 SW5 29.90F TC 21
TAYLORVILLE SUNNY 68 59 73 CALM 29.92F TC 20
$$
ILZ033-039-045-046-055>057-062-063-031500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 67 57 70 S7 29.91F TC 19
DANVILLE* SUNNY 69 57 67 SW7 29.91F TC 20
RANTOUL* SUNNY 68 55 63 SW8 29.90F TC 20
MATTOON SUNNY 72 55 55 SW3 29.91F TC 22
PARIS* SUNNY 69 56 63 CALM 29.92F TC 20
$$
ILZ079-100>102-031500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 68 63 83 VRB6 29.93F TC 20
CAHOKIA* MOSUNNY 70 61 73 W3 29.93F TC 21
SPARTA* MOSUNNY 73 58 59 CALM 29.95F TC 23
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-031500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 71 59 65 CALM 29.94F TC 22
CAIRO* PTSUNNY 72 63 74 CALM 29.95S TC 22
EFFINGHAM* SUNNY 69 58 66 CALM 29.94F TC 21
MARION MOSUNNY 70 57 64 NW6 29.95S TC 21
MT. VERNON SUNNY 70 57 63 CALM 29.93F TC 21
CENTRALIA* SUNNY 71 56 60 CALM 29.94F TC 22
SALEM* SUNNY 71 55 57 CALM 29.93F TC 22
METROPOLIS* PTSUNNY 71 60 68 CALM 29.95S TC 22
$$
ILZ067-068-072-073-078-083-087-091-031500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 66 58 75 CALM 29.93S TC 19
FAIRFIELD* SUNNY 67 57 71 CALM 29.94F TC 19
HARRISBURG* SUNNY 71 58 61 CALM 29.95R TC 22
ROBINSON* SUNNY 66 61 82 VRB2 29.91F TC 19
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$