Regional Weather Roundup
Issued by NWS
Issued by NWS
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784
ASUS43 KLOT 020611
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CDT TUE SEP 02 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.
ILZ001-002-007-009-015-016-024-020700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 57 55 93 CALM 30.14S TC 14
6HR MIN TEMP: 55; 6HR MAX TEMP: 74;
STERLING* CLEAR 57 57 100 E3 30.16S TC 14
$$
ILZ003-004-008-010-011-017-018-020700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 56 53 90 CALM 30.18F TC 13
6HR MIN TEMP: 55; 6HR MAX TEMP: 74;
ROCHELLE* CLEAR 53 49 86 CALM 30.17S TC 12
DE KALB* CLEAR 56 51 83 CALM 30.18S TC 14
PERU* CLEAR 56 53 91 CALM 30.15S TC 13
$$
ILZ005-006-012>014-019>023-020700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 64 56 75 CALM 30.14F TC 18
6HR MIN TEMP: 63; 6HR MAX TEMP: 72;
CHICAGO-MIDWAY CLEAR 67 58 72 NE3 30.14F TC 19
6HR MIN TEMP: 67; 6HR MAX TEMP: 73;
AURORA CLEAR 52 49 89 CALM 30.16S TC 11
6HR MIN TEMP: 52; 6HR MAX TEMP: 70;
JOLIET* CLEAR 58 57 96 CALM 30.15F TC 14
WAUKEGAN CLEAR 58 55 90 NE3 30.15F TC 14
6HR MIN TEMP: 58; 6HR MAX TEMP: 70;
DUPAGE AIRPORT CLEAR 56 51 84 N3 30.15F TC 13
6HR MIN TEMP: 56; 6HR MAX TEMP: 71;
KANKAKEE* CLEAR 57 55 94 NE3 30.15S TC 14
WHEELING CLEAR 59 55 87 CALM 30.17S TC 15
6HR MIN TEMP: 59; 6HR MAX TEMP: 72;
MORRIS* CLEAR 57 54 89 CALM 30.14S TC 14
ROMEOVILLE* CLEAR 61 59 94 N5 30.16S TC 16
LANSING* CLEAR 56 55 97 CALM 30.15F TC 13
NORTHERLY ISL* N/A 68 58 70 NE9 N/A TC 20
$$
LMZ740>746-020700-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 69 71 50/ 8/ 10 1021.0F 1/ 3
WINTHROP HARBOR 70 71 80/ 8/ 12 N/A 1/ 2
WAUKEGAN HARBOR 70 71 N/A 1/ 2
WILMETTE BUOY 70 90/ 10/ 14 1022.8F 1/ 3
CHICAGO BUOY 70 69 40/ 8/ 10 1021.2 1/ 3
HARRISON CRIB 70 50/ 10/ 11 N/A
NORTHERLY ISL 68 50/ 7/ 9 N/A
CALUMET HARBOR 69 30/ 5/ 8 1019.8
BURNS HARBOR 69 60/ 7/ 7 1021.3F
MICHIGAN CITY 66 80/ 5/ 6 1019.7S
MICH CITY BUOY 70 72 40/ 10/ 12 1019.2F 2/ 4
ST. JOSEPH BUOY 66 71 30/ 10/ 12 1021.6F 2/ 4
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-020700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 59 56 89 NE5 30.13S TC 15
GALESBURG* CLEAR 54 51 89 CALM 30.15F TC 12
MACOMB* CLEAR 55 53 93 NE3 30.16S TC 13
JACKSONVILLE* PTCLDY 54 54 99 CALM 30.13S TC 12
PITTSFIELD* PTCLDY 60 55 84 NE3 30.13F TC 16
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-020700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 53 52 96 NE5 30.15S TC 12
BLOOMINGTON CLEAR 56 53 90 E7 30.15F TC 13
DECATUR CLEAR 57 52 83 NE5 30.12F TC 14
PEORIA CLEAR 59 53 80 CALM 30.14S TC 15
6HR MIN TEMP: 59; 6HR MAX TEMP: 75;
LACON* CLEAR 55 52 89 CALM 30.14S TC 13
LINCOLN* CLEAR 58 51 77 N3 30.14S TC 15
SPRINGFIELD CLEAR 56 51 84 CALM 30.13S TC 13
6HR MIN TEMP: 54; 6HR MAX TEMP: 74;
TAYLORVILLE CLEAR 54 50 87 N3 30.13R TC 12
$$
ILZ033-039-045-046-055>057-062-063-020700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 62 54 74 NE6 30.12F TC 17
DANVILLE* CLEAR 59 55 85 NE5 30.13S TC 15
RANTOUL* CLEAR 60 55 83 NE7 30.13F TC 16
MATTOON CLEAR 57 52 83 N3 30.10F TC 14
PARIS* CLEAR 55 51 85 N3 30.11F TC 13
$$
ILZ079-100>102-020700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 64 59 82 CALM 30.10F TC 18
CAHOKIA* MOCLDY 67 59 75 CALM 30.09S TC 19
SPARTA* MOCLDY 68 54 60 CALM 30.09S TC 20
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-020700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 63 56 78 CALM 30.07F TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 79;
CAIRO* PTCLDY 64 57 77 CALM 30.06F TC 18
EFFINGHAM* CLEAR 56 55 96 CALM 30.11F TC 13
MARION MOCLDY 63 55 75 CALM 30.08F TC 17
MT. VERNON MOCLDY 67 55 65 N5 30.09S TC 19
CENTRALIA* MOCLDY 63 56 77 CALM 30.09S TC 17
SALEM* MOCLDY 67 52 56 CALM 30.10R TC 20
METROPOLIS* PTCLDY 64 55 72 CALM 30.06F TC 18
$$
ILZ067-068-072-073-078-083-087-091-020700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 61 56 83 CALM 30.08S TC 16
FLORA* PTCLDY 63 55 77 N5 30.09S TC 17
FAIRFIELD* MOCLDY 65 54 68 N3 30.08S TC 18
HARRISBURG* PTCLDY 65 54 66 CALM 30.08S TC 18
ROBINSON* CLEAR 52 52 100 NW2 30.08F TC 11
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$