Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 201956
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CST THU NOV 20 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.
ILZ001-002-007-009-015-016-024-202100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 49 46 90 SW5 30.02F FOG TC 9
$$
ILZ003-004-008-010-011-017-018-202100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD DRIZZLE 47 46 97 SW7 30.04S FOG TC 8
$$
ILZ005-006-012>014-019>023-202100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 47 42 83 S9 30.02F TC 8
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY 47 44 90 S9 30.03F FOG TC 8
WAUKEGAN CLOUDY 47 44 90 SW12 30.01F TC 8
DUPAGE AIRPORT CLOUDY 47 43 86 SW12 30.02F TC 8
WHEELING CLOUDY 47 44 90 SW9 30.03F TC 8
ROMEOVILLE* CLOUDY 46 43 87 S7 30.04F TC 8
NORTHERLY ISL* N/A 47 41 80 S8 N/A TC 8
$$
LMZ740>746-202100-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 47 50 220/ 14/ 16 1017.1F
WINTHROP HARBOR 47 48 190/ 10/ 14 N/A 1
WAUKEGAN HARBOR 47 48 180/ 8/ 10 N/A 1
HARRISON CRIB 47 210/ 12/ 14 N/A
NORTHERLY ISL 47 190/ 10 N/A
CALUMET HARBOR 200/ 6/ 8 1017.1
BURNS HARBOR 46 220/ 5/ 7 1019.0S
MICHIGAN CITY 44 200/ 7/ 9 1017.6F
ST. JOSEPH BUOY 46 50 150/ 12/ 16 1018.0F 1/ 3
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-202100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-202100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD FOG 51 48 89 CALM 30.03F VSB 1 TC 11
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-202100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ079-100>102-202100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 54 50 87 VRB5 30.04F TC 12
CAHOKIA* CLOUDY 53 51 93 SE5 30.02F TC 12
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-202100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
MARION LGT RAIN 54 54 100 SE5 30.03F TC 12
$$
ILZ067-068-072-073-078-083-087-091-202100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$