Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 010009
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM CDT SUN AUG 31 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.
ILZ001-002-007-009-015-016-024-010100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 73 56 54 NE8 30.20S TC 23
6HR MIN TEMP: 73; 6HR MAX TEMP: 78;
STERLING* CLEAR 70 53 54 NE5 30.23S TC 21
$$
ILZ003-004-008-010-011-017-018-010100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 72 49 44 CALM 30.24S TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 75;
ROCHELLE* CLEAR 70 50 48 NE3 30.23F TC 21
DE KALB* CLEAR 70 55 59 N3 30.24S TC 21
PERU* CLEAR 73 55 53 NE3 30.22S TC 23
$$
ILZ005-006-012>014-019>023-010100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 70 53 54 E10 30.23S TC 21
6HR MIN TEMP: 70; 6HR MAX TEMP: 75;
CHICAGO-MIDWAY PTCLDY 72 53 51 E9 30.23S TC 22
6HR MIN TEMP: 72; 6HR MAX TEMP: 77;
AURORA CLEAR 72 56 57 NE5 30.22S TC 22
6HR MIN TEMP: 72; 6HR MAX TEMP: 77;
JOLIET* CLEAR 72 56 57 E7 30.22S TC 22
WAUKEGAN CLEAR 69 54 58 NE6 30.24F TC 21
6HR MIN TEMP: 69; 6HR MAX TEMP: 76;
DUPAGE AIRPORT CLEAR 71 55 56 E9 30.23S TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 78;
KANKAKEE* CLEAR 70 55 60 NE5 30.22S TC 21
WHEELING CLEAR 70 55 59 E7 30.26S TC 21
6HR MIN TEMP: 70; 6HR MAX TEMP: 75;
MORRIS* CLEAR 72 56 58 CALM 30.21S TC 22
ROMEOVILLE* CLEAR 72 57 60 NE10 30.23S TC 22
LANSING* CLEAR 69 56 61 NE7 30.23F TC 21
NORTHERLY ISL* N/A 68 56 65 NE8 N/A TC 20
$$
LMZ740>746-010100-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 69 71 20/ 8/ 10 1024.3F 0
HARRISON CRIB 70 60/ 9/ 10 N/A
NORTHERLY ISL 69 50/ 7/ 10 N/A
CALUMET HARBOR 71 30/ 5/ 7 1022.7
BURNS HARBOR 72 40/ 5/ 6 1024.4S
MICHIGAN CITY 71 30/ 11/ 12 1022.7R
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-010100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 73 59 61 E7 30.18F TC 23
GALESBURG* PTCLDY 72 56 57 CALM 30.22S TC 22
MACOMB* PTCLDY 68 62 80 E3 30.23R TC 20
JACKSONVILLE* PTCLDY 69 56 63 NE3 30.19F TC 20
PITTSFIELD* MOCLDY 71 58 64 E5 30.20S TC 22
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-010100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 69 57 65 E5 30.21S TC 21
BLOOMINGTON PTCLDY 70 56 61 E6 30.23S TC 21
DECATUR PTCLDY 73 55 53 NE8 30.20S TC 23
PEORIA PTCLDY 72 54 53 NE3 30.21S TC 22
6HR MIN TEMP: 72; 6HR MAX TEMP: 78;
LACON* CLEAR 71 55 58 CALM 30.20F TC 22
LINCOLN* PTCLDY 71 56 58 NE5 30.21R TC 22
SPRINGFIELD PTCLDY 72 55 55 N6 30.19S TC 22
6HR MIN TEMP: 72; 6HR MAX TEMP: 79;
TAYLORVILLE PTCLDY 73 52 46 E5 30.19F TC 23
$$
ILZ033-039-045-046-055>057-062-063-010100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 70 53 54 NE6 30.20S TC 21
DANVILLE* CLEAR 70 52 52 NE6 30.20S TC 21
RANTOUL* PTCLDY 73 51 46 NE8 30.21S TC 23
MATTOON PTCLDY 72 52 49 NE7 30.18S TC 22
PARIS* PTCLDY 65 55 68 E5 30.19S TC 19
$$
ILZ079-100>102-010100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 73 55 53 NE8 30.18S TC 23
CAHOKIA* PTCLDY 76 54 46 NE12G22 30.16R TC 24
SPARTA* MOCLDY 75 52 43 NE6 30.16S TC 24
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 76 53 44 NE6 30.14R TC 24
6HR MIN TEMP: 76; 6HR MAX TEMP: 83;
CAIRO* CLEAR 78 55 43 NE8 30.12S TC 26
EFFINGHAM* PTCLDY 72 53 50 CALM 30.19S TC 22
MARION MOCLDY 75 55 50 NE12 30.14R TC 24
MT. VERNON MOCLDY 73 50 44 NE8 30.16S TC 23
CENTRALIA* PTCLDY 73 48 42 NE5 30.17S TC 23
SALEM* PTCLDY 73 51 45 CALM 30.18R TC 23
METROPOLIS* CLEAR 76 52 42 NE5 30.13R TC 24
$$
ILZ067-068-072-073-078-083-087-091-010100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 72 55 55 N6 30.16S TC 22
FLORA* PTCLDY 72 54 53 NE6 30.17F TC 22
FAIRFIELD* MOCLDY 71 54 55 N5 30.16S TC 22
HARRISBURG* MOCLDY 74 51 44 NE7 30.15R TC 23
ROBINSON* PTCLDY 70 57 64 NE3 30.16S TC 21
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$