National Weather Service

Regional Weather Roundup
Issued by NWS
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735
ASUS43 KLOT 041456
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CST THU DEC 04 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.

ILZ001-002-007-009-015-016-024-041600-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         NOT AVBL
$$

ILZ003-004-008-010-011-017-018-041600-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       NOT AVBL
$$

ILZ005-006-012>014-019>023-041600-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  NOT AVBL
CHICAGO-MIDWAY NOT AVBL
AURORA         NOT AVBL
WAUKEGAN       NOT AVBL
DUPAGE AIRPORT NOT AVBL
WHEELING       NOT AVBL
ROMEOVILLE*    SUNNY      9   0  66 NW3       30.41R TC -13
NORTHERLY ISL*   N/A     17  11  77 W8          N/A  WCI   7 TC  -8
$$

LMZ740>746-041600-
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           22 44  350/ 14/ 19 1029.3R
HARRISON CRIB              16     330/ 18/ 20   N/A
NORTHERLY ISL              16     310/ 11/ 12   N/A
CALUMET HARBOR                    280/  5/ 10 1028.3
BURNS HARBOR               25     360/  8/ 11 1027.8R
MICHIGAN CITY              25     350/ 13/ 16 1028.6R
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-041600-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-041600-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL
SPRINGFIELD    NOT AVBL
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-041600-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
$$

ILZ079-100>102-041600-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-041600-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     NOT AVBL
MARION         CLOUDY    27  21  80 N12       30.38R WCI  16 TC  -3
$$

ILZ067-068-072-073-078-083-087-091-041600-
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
$$