Regional Weather Roundup
Issued by NWS
Issued by NWS
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729
ASUS43 KLOT 010101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-010200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 64 58 80 E5 30.21R TC 18
STERLING* CLEAR 64 51 62 NE3 30.24R TC 18
$$
ILZ003-004-008-010-011-017-018-010200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 62 52 69 NE3 30.24S TC 17
$$
ILZ005-006-012>014-019>023-010200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 68 54 60 E8 30.23S TC 20
CHICAGO-MIDWAY PTCLDY 70 54 56 NE9 30.23S TC 21
AURORA CLEAR 66 56 70 E7 30.23R TC 19
JOLIET* CLEAR 68 56 64 E6 30.23R TC 20
WAUKEGAN CLEAR 62 54 74 NE3 30.25R TC 17
DUPAGE AIRPORT CLEAR 67 54 63 NE7 30.23S TC 19
WHEELING CLEAR 68 55 63 NE3 30.26S TC 20
MORRIS* CLEAR 67 59 77 E5 30.22R TC 19
ROMEOVILLE* CLEAR 68 57 68 NE9 30.23S TC 20
LANSING* CLEAR 66 56 70 NE3 30.24R TC 19
NORTHERLY ISL* N/A 66 55 67 N6 N/A TC 19
$$
LMZ740>746-010200-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 69 71 20/ 8/ 10 1024.3S
HARRISON CRIB 70 40/ 7/ 8 N/A
NORTHERLY ISL 67 30/ 6/ 8 N/A
CALUMET HARBOR 69 10/ 5/ 8 1022.6
BURNS HARBOR 70 40/ 6/ 7 1024.0F
MICHIGAN CITY 70 30/ 11/ 12 1022.4F
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-010200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 71 59 65 E3 30.19R TC 22
MACOMB* PTCLDY 65 59 81 NE3 30.23R TC 18
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-010200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTCLDY 66 56 70 E6 30.23S TC 19
DECATUR PTCLDY 64 57 78 NE7 30.20S TC 18
PEORIA PTCLDY 68 54 60 CALM 30.21S TC 20
LACON* CLEAR 63 57 82 CALM 30.21S TC 17
LINCOLN* PTCLDY 66 57 72 NE3 30.21R TC 19
SPRINGFIELD PTCLDY 65 56 72 NE7 30.19S TC 18
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-010200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 65 52 62 N6 30.21R TC 18
DANVILLE* PTCLDY 64 54 69 NE3 30.22R TC 18
RANTOUL* PTCLDY 69 51 53 NE6 30.21R TC 21
MATTOON PTCLDY 65 53 65 NE5 30.18S TC 18
PARIS* PTCLDY 60 53 77 NE5 30.20S TC 15
$$
ILZ079-100>102-010200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 68 57 68 VRB5 30.18S TC 20
CAHOKIA* PTCLDY 69 55 60 NE6 30.16S TC 21
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 71 53 52 NE6 30.14S TC 22
CAIRO* PTCLDY 73 55 52 N5 30.13R TC 23
MARION MOCLDY 69 51 53 N5 30.16S TC 21
MT. VERNON PTCLDY 69 52 54 N5 30.17R TC 21
CENTRALIA* PTCLDY 67 50 54 NE3 30.18R TC 20
SALEM* PTCLDY 63 51 64 CALM 30.18S TC 17
METROPOLIS* PTCLDY 71 53 52 CALM 30.14R TC 22
$$
ILZ067-068-072-073-078-083-087-091-010200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 66 57 72 N3 30.17R TC 19
FAIRFIELD* PTCLDY 65 55 68 N3 30.16S TC 19
HARRISBURG* MOCLDY 68 51 53 N3 30.15R TC 20
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$