650
ASUS43 KLOT 170101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CDT FRI OCT 16 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.
ILZ001-002-007-009-015-016-024-170200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 49 37 63 NW8 30.41R TC 9
STERLING* CLEAR 47 36 65 N9 30.40R TC 8
SAVANNA* CLEAR 48 37 66 N10 30.41R TC 9
ILZ003-004-008-010-011-017-018-170200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 47 36 65 N13G21 30.39R TC 8
FREEPORT* CLEAR 46 36 69 N9 30.41R TC 8
DE KALB* PTCLDY 46 39 77 N9 30.36R TC 8
ILZ005-006-012>014-019>023-170200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 47 39 74 N13 30.32R TC 8
CHICAGO-MIDWAY MOCLDY 49 39 68 NW15 30.32R TC 9
AURORA CLEAR 46 39 76 N12 30.34R TC 8
JOLIET* MOCLDY 51 42 71 N9 30.34R TC 10
WAUKEGAN CLEAR 47 37 68 N10 30.33R TC 8
DUPAGE AIRPORT CLEAR 45 38 76 N8 30.34R TC 7
WHEELING PTCLDY 48 38 68 N12 30.34R TC 9
LANSING* MOCLDY 49 40 70 N12G20 30.30R TC 10
NORTHERLY ISL* N/A 50 40 68 MISG N/A TC 10
LMZ740>746-170200-
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 50 53 1014.8R
WAUKEGAN HARBOR 51 53 310/ 21/ 27 1025.0R 7/ 8
WILMETTE BUOY 52 1026.9F 9/ 9
CHICAGO BUOY 53 62 1024.5R 7/ 9
HARRISON CRIB 52 10/ 28/ 32 N/A
NORTHERLY ISL 51 330/ 14/ 26 N/A
CALUMET HARBOR 52 330/ 19/ 30 1025.5
MICHIGAN CITY 53 10/ 28/ 33 1023.5R
MICH CITY BUOY 54 60 360/ 25/ 35 N/A 12/ 9
ST. JOSEPH BUOY 54 60 10/ 23/ 33 1025.2R 10/ 7
ILZ025>027-034>036-040-047-049-050-058-095>099-170200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 49 42 77 NW15 30.43R TC 9
MACOMB* PTCLDY 48 43 81 NW15 30.44R TC 9
ILZ028>032-037-038-041>044-048-051>054-059>061-170200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 49 45 86 N16 30.34R TC 9
DECATUR MOCLDY 51 46 83 N17G26 30.33R TC 11
PEORIA CLOUDY 50 43 77 VRB7 30.37R TC 10
SPRINGFIELD CLOUDY 51 46 83 NW9 30.36R TC 11
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-170200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 50 44 80 N13 30.30R TC 10
MATTOON CLOUDY 50 48 93 NW6 30.28R TC 10
ILZ079-100>102-170200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* CLOUDY 52 48 86 NW13G22 30.37R TC 11
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 51 47 86 NW8 30.33R TC 11
EFFINGHAM* CLOUDY 53 47 81 NW9 30.31R TC 12
MT. VERNON MOCLDY 52 47 83 VRB5 30.32R TC 11
CENTRALIA* CLOUDY 52 49 87 NW10 30.32R TC 11
SALEM* CLOUDY 53 49 87 MISG 30.32R TC 12
ILZ067-068-072-073-078-083-087-091-170200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 52 47 83 NW14 30.27R TC 11
FAIRFIELD* CLOUDY 53 45 75 NW3 30.30R TC 12
HARRISBURG* CLOUDY 53 47 82 NW10G16 30.31R TC 12
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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