Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 021910
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT FRI OCT 02 2026
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.
ILZ001-002-007-009-015-016-024-022000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 66 42 41 N9 30.27F TC 19
STERLING* SUNNY 68 41 37 N7 30.28F TC 20
SAVANNA* SUNNY 66 44 44 N6 30.29F TC 19
$$
ILZ003-004-008-010-011-017-018-022000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 65 44 46 N8 30.28F TC 18
FREEPORT* SUNNY 65 41 41 N9 30.30S TC 18
ROCHELLE* SUNNY 64 44 47 N10 30.27F TC 18
DE KALB* SUNNY 64 42 44 N10 30.27S TC 18
$$
ILZ005-006-012>014-019>023-022000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 64 44 48 E8 30.24S TC 18
CHICAGO-MIDWAY MOSUNNY 64 45 49 N8G17 30.24S TC 18
AURORA SUNNY 65 41 41 N6 30.25S TC 18
JOLIET* SUNNY 68 47 46 NW3 30.24S TC 20
WAUKEGAN SUNNY 62 47 57 VRB3 30.24S TC 17
DUPAGE AIRPORT SUNNY 65 43 44 N12 30.25S TC 18
KANKAKEE* SUNNY 69 47 44 N12G18 30.22F TC 21
WHEELING SUNNY 64 46 52 NE6 30.26S TC 18
LANSING* MOSUNNY 64 48 56 NE12G21 30.24S TC 18
NORTHERLY ISL* N/A 64 49 57 N8 N/A TC 18
$$
LMZ740>746-022000-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 59 63 40/ 8/ 12 1021.7 3/ 5
WAUKEGAN HARBOR 59 63 20/ 8/ 12 1023.1 2/ 6
WILMETTE BUOY 60 20/ 12/ 16 1025.9S 4/ 6
CHICAGO BUOY 61 64 360/ 14/ 17 1023.1 3/ 6
HARRISON CRIB 60 360/ 16/ 17 N/A
NORTHERLY ISL 64 350/ 12/ 15 N/A
CALUMET HARBOR 63 330/ 10/ 16 1024.2R
MICHIGAN CITY 63 20/ 14/ 15 1022.7R
MICH CITY BUOY 61 63 360/ 14/ 19 N/A 4/ 6
ST. JOSEPH BUOY 60 62 360/ 14/ 17 1024.5R 4/ 6
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-022000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 70 43 37 N10 30.24F TC 21
GALESBURG* SUNNY 66 46 47 N9 30.27F TC 19
MACOMB* SUNNY 69 41 35 NE9 30.28F TC 21
JACKSONVILLE* SUNNY 71 52 50 N12G17 30.22S TC 22
PITTSFIELD* SUNNY 71 48 43 N10 30.23F TC 22
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-022000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 70 48 46 NE7 30.23F TC 21
BLOOMINGTON SUNNY 69 50 50 N10 30.23F TC 21
DECATUR MOSUNNY 69 51 52 NE13G23 30.20F TC 21
PEORIA SUNNY 68 46 45 NE9G20 30.24F TC 20
LACON* SUNNY 67 42 40 N8 30.25S TC 20
SPRINGFIELD SUNNY 72 49 44 NE13G24 30.20F TC 22
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-022000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 67 45 45 NE14G21 30.20F TC 19
RANTOUL* MOSUNNY 68 47 48 NE10 30.21S TC 20
MATTOON CLOUDY 68 58 70 N16G32 30.17F TC 20
PARIS* CLOUDY 66 58 75 N9 30.18F TC 19
$$
ILZ079-100>102-022000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 70 55 60 NE12 30.19F TC 21
BELLEVILLE CLOUDY 68 59 73 N9 30.16F TC 20
CAHOKIA* PTSUNNY 69 57 65 N9 30.18F TC 21
SPARTA* CLOUDY 66 61 83 N8 30.18S TC 19
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-022000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 66 63 88 N8 30.15F TC 19
CAIRO* CLOUDY 66 65 97 N8 30.11F TC 19
EFFINGHAM* PTSUNNY 68 54 60 N7 30.18F TC 20
MT. VERNON CLOUDY 68 61 78 N8 30.16S TC 20
CENTRALIA* CLOUDY 69 60 73 N9 30.17S TC 20
SALEM* CLOUDY 69 62 77 MISG 30.17F TC 21
METROPOLIS* LGT RAIN 66 65 98 N9 30.12S TC 19
$$
ILZ067-068-072-073-078-083-087-091-022000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 68 62 81 NE9 30.14S TC 20
FLORA* PTSUNNY 68 61 77 N8 30.16S TC 20
FAIRFIELD* CLOUDY 67 60 77 N13 30.14S TC 20
HARRISBURG* CLOUDY 65 64 96 N6 30.15S TC 18
ROBINSON* PTSUNNY 68 63 83 N15 30.14S TC 20
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$