025
ASUS43 KLOT 021403
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CDT FRI OCT 02 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-021500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 55 44 66 N9 30.24R TC 13
STERLING* PTSUNNY 52 45 77 N8 30.25R TC 11
SAVANNA* MOSUNNY 54 45 72 N6 30.26R TC 12
ILZ003-004-008-010-011-017-018-021500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 53 45 74 N13 30.25R TC 12
FREEPORT* MOSUNNY 52 49 89 N6 30.27R TC 11
DE KALB* PTSUNNY 52 47 83 N9 30.23R TC 11
ILZ005-006-012>014-019>023-021500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 56 47 71 N13 30.19R TC 13
CHICAGO-MIDWAY PTSUNNY 59 51 75 N13 30.18R TC 15
AURORA PTSUNNY 56 47 71 N10 30.21R TC 13
JOLIET* MOSUNNY 59 51 75 N7 30.19S TC 15
WAUKEGAN PTSUNNY 53 46 77 N8 30.20R TC 12
DUPAGE AIRPORT PTSUNNY 56 47 71 N13 30.21R TC 13
WHEELING PTSUNNY 56 48 74 N9 30.21R TC 13
LANSING* MOSUNNY 63 50 62 NE9 30.18R TC 17
NORTHERLY ISL* N/A 61 53 75 NW14 N/A TC 16
LMZ740>746-021500-
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 57 63 330/ 16/ 19 1013.9R 4/ 5
WAUKEGAN HARBOR 57 63 310/ 14/ 17 1021.6R 3/ 5
WILMETTE BUOY 61 360/ 19/ 23 1023.3R 5/ 6
CHICAGO BUOY 62 64 360/ 19/ 25 1020.5R 4/ 5
HARRISON CRIB 62 350/ 22/ 24 N/A
NORTHERLY ISL 59 330/ 10/ 17 N/A
CALUMET HARBOR 64 10/ 11/ 13 1021.5R
MICHIGAN CITY 62 30/ 12/ 13 1020.2R
MICH CITY BUOY 62 63 30/ 12/ 16 N/A 4/ 6
ST. JOSEPH BUOY 61 61 20/ 8/ 10 1021.8R 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-021500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 58 49 72 N15 30.22R TC 14
MACOMB* PTSUNNY 55 50 83 N8 30.26R TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-021500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTSUNNY 55 51 86 N12 30.20R TC 13
DECATUR PTSUNNY 59 55 87 N10 30.17R TC 15
PEORIA MOSUNNY 58 48 69 N8 30.21R TC 14
SPRINGFIELD SUNNY 57 51 80 N8 30.20R TC 14
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-021500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 60 57 89 N9 30.17R TC 16
MATTOON CLOUDY 63 60 90 N10 30.13R TC 17
ILZ079-100>102-021500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 63 59 88 N12 30.15R TC 17
BELLEVILLE CLOUDY 64 64 100 N9 30.11 TC 18
CAHOKIA* PTSUNNY 65 60 84 N9 30.14R TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-021500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE LGT RAIN 64 64 100 N10 30.10R FOG TC 18
EFFINGHAM* CLOUDY 63 61 93 N7 30.16R TC 17
MARION LGT RAIN 64 64 100 N17 30.09R FOG TC 18
MT. VERNON CLOUDY 64 61 90 NE8 30.12R TC 18
CENTRALIA* CLOUDY 64 61 88 N7G16 30.13R TC 18
SALEM* CLOUDY 65 62 89 MISG 30.13R TC 18
ILZ067-068-072-073-078-083-087-091-021500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 65 62 90 N13 30.09R TC 18
FAIRFIELD* CLOUDY 62 62 99 N6 30.10R TC 17
HARRISBURG* LGT RAIN 65 65 100 N12G18 30.09R TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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