Regional Weather Roundup
Issued by NWS
Issued by NWS
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987
ASUS43 KLOT 011813
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CDT MON SEP 01 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.
ILZ001-002-007-009-015-016-024-011900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 76 54 46 SE7 30.21F TC 24
6HR MIN TEMP: 52; 6HR MAX TEMP: 76;
STERLING* MOSUNNY 76 55 48 VRB5 30.23F TC 24
$$
ILZ003-004-008-010-011-017-018-011900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 75 54 47 VRB3 30.24F TC 24
6HR MIN TEMP: 54; 6HR MAX TEMP: 75;
ROCHELLE* PTSUNNY 74 53 48 NE6 30.23F TC 23
DE KALB* MOSUNNY 74 55 50 E8 30.24F TC 23
PERU* MOSUNNY 77 54 44 E7 30.22F TC 25
$$
ILZ005-006-012>014-019>023-011900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 76 49 38 E8 30.22F TC 24
6HR MIN TEMP: 60; 6HR MAX TEMP: 76;
CHICAGO-MIDWAY MOSUNNY 76 50 40 E10G17 30.23F TC 24
6HR MIN TEMP: 63; 6HR MAX TEMP: 77;
AURORA PTSUNNY 76 54 46 E8 30.23F TC 24
6HR MIN TEMP: 54; 6HR MAX TEMP: 79;
JOLIET* SUNNY 77 54 43 NE9 30.23F TC 25
WAUKEGAN MOSUNNY 77 50 38 VRB5 30.23F TC 25
6HR MIN TEMP: 54; 6HR MAX TEMP: 78;
DUPAGE AIRPORT PTSUNNY 76 52 43 NE7 30.22F TC 24
6HR MIN TEMP: 54; 6HR MAX TEMP: 76;
KANKAKEE* SUNNY 75 54 46 E10 30.22F TC 24
WHEELING SUNNY 77 50 38 E10G17 30.25F TC 25
6HR MIN TEMP: 57; 6HR MAX TEMP: 78;
MORRIS* SUNNY 75 57 53 E8 30.22F TC 24
ROMEOVILLE* MOSUNNY 75 54 46 NE12 30.23F TC 24
LANSING* SUNNY 74 54 48 NE9 30.23F TC 23
NORTHERLY ISL* N/A 71 55 56 NE5 N/A TC 22
$$
LMZ740>746-011900-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 69 71 150/ 2/ 4 1024.4F 1
WINTHROP HARBOR 70 71 40/ 4/ 6 N/A 1/ 3
WAUKEGAN HARBOR 70 71 N/A 1/ 3
WILMETTE BUOY 70 120/ 4/ 6 1026.7F 1/ 3
CHICAGO BUOY 70 70 70/ 4/ 6 1024.4 1/ 4
HARRISON CRIB 70 100/ 4/ 5 N/A
NORTHERLY ISL 71 70/ 5/ 5 N/A
CALUMET HARBOR 70 50/ 6/ 8 1023.0
BURNS HARBOR 69 10/ 5/ 6 1024.0F
MICHIGAN CITY 71 20/ 11/ 12 1022.3F
MICH CITY BUOY 70 72 30/ 6/ 8 1021.9F 1/ 3
ST. JOSEPH BUOY 70 72 310/ 10/ 12 1024.4F 1
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-011900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 74 55 51 SE7 30.19F TC 23
GALESBURG* PTSUNNY 75 55 49 E6 30.22F TC 24
MACOMB* SUNNY 78 55 45 SE5 30.22F TC 25
JACKSONVILLE* PTSUNNY 74 54 49 NE5 30.18F TC 24
PITTSFIELD* PTSUNNY 74 58 57 E3 30.20F TC 23
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-011900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 76 53 44 NE8G17 30.22F TC 24
BLOOMINGTON SUNNY 76 51 41 E12 30.22F TC 24
DECATUR SUNNY 80 48 32 NE9 30.19F TC 27
PEORIA SUNNY 77 51 40 NE8G16 30.20F TC 25
6HR MIN TEMP: 55; 6HR MAX TEMP: 78;
LACON* SUNNY 75 50 41 SE5 30.21F TC 24
LINCOLN* SUNNY 77 53 42 E9 30.20F TC 25
SPRINGFIELD MOSUNNY 77 56 48 NE9 30.19F TC 25
6HR MIN TEMP: 51; 6HR MAX TEMP: 77;
TAYLORVILLE MOSUNNY 79 54 41 NE9 30.18F TC 26
$$
ILZ033-039-045-046-055>057-062-063-011900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 79 40 24 NE8G16 30.20F TC 26
DANVILLE* SUNNY 77 51 41 E3 30.21F TC 25
RANTOUL* SUNNY 77 41 27 NE12G18 30.20F TC 25
MATTOON SUNNY 79 51 37 NE9 30.17F TC 26
PARIS* SUNNY 78 52 40 E3 30.19F TC 25
$$
ILZ079-100>102-011900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 77 54 44 VRB3 30.17F TC 25
CAHOKIA* MOSUNNY 80 51 36 VRB7 30.15F HX 80 TC 27
SPARTA* SUNNY 82 48 30 N8 30.14F HX 81 TC 28
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-011900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 82 49 31 NE6 30.12F HX 81 TC 28
6HR MIN TEMP: 52; 6HR MAX TEMP: 83;
CAIRO* SUNNY 84 55 36 E8 30.11F HX 83 TC 29
EFFINGHAM* SUNNY 79 48 33 N3 30.18F TC 26
MARION MOSUNNY 81 54 39 N9 30.13F HX 80 TC 27
MT. VERNON SUNNY 82 53 36 NE9 30.15F HX 81 TC 28
CENTRALIA* SUNNY 82 49 30 NE7 30.15F HX 81 TC 28
SALEM* SUNNY 81 48 31 N7 30.15F HX 80 TC 27
METROPOLIS* SUNNY 82 51 34 N3 30.12F HX 81 TC 28
$$
ILZ067-068-072-073-078-083-087-091-011900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 81 50 33 E10 30.15F HX 80 TC 27
FLORA* SUNNY 79 55 44 N10 30.16F TC 26
FAIRFIELD* SUNNY 78 53 41 NE5 30.15F TC 25
HARRISBURG* SUNNY 83 51 32 NE9 30.13F HX 81 TC 28
ROBINSON* SUNNY 81 52 36 NE12 30.15F HX 80 TC 27
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$