Regional Weather Roundup
Issued by NWS

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970
ASUS43 KLOT 110956
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CST THU DEC 11 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.

ILZ001-002-007-009-015-016-024-111100-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    23  17  78 W10       30.02F WCI  12 TC  -5
$$

ILZ003-004-008-010-011-017-018-111100-
NORTH CENTRAL ILLINOIS

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

ILZ005-006-012>014-019>023-111100-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    25  14  63 N12       29.97F WCI  14 TC  -4
CHICAGO-MIDWAY NOT AVBL
AURORA         CLOUDY    25  17  72 NW13      29.98F WCI  14 TC  -4
WAUKEGAN       CLOUDY    21  12  68 NW5       29.97S WCI  15 TC  -6
DUPAGE AIRPORT CLOUDY    25  15  66 NW13      29.96F WCI  14 TC  -4
WHEELING       CLOUDY    24  14  65 NW7       29.98F WCI  16 TC  -4
NORTHERLY ISL*   N/A     26  14  60 W10         N/A  WCI  16 TC  -3
$$

LMZ740>746-111100-
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)
HARRISON CRIB              26     310/ 15/ 17   N/A
NORTHERLY ISL              26     300/  8/ 15   N/A
CALUMET HARBOR             27     300/  8/ 12 1015.1
BURNS HARBOR               28     320/  8/ 12 1015.6R
MICHIGAN CITY              29     290/ 17/ 20 1014.8R
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-111100-
WEST-CENTRAL ILLINOIS

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

ILZ028>032-037-038-041>044-048-051>054-059>061-111100-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL
SPRINGFIELD    CLOUDY    26  18  71 NW10      30.05S WCI  16 TC  -3
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-111100-
EAST-CENTRAL ILLINOIS

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

ILZ079-100>102-111100-
SOUTHWEST ILLINOIS

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

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-111100-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    27  24  89 CALM      30.07F TC  -3
$$

ILZ067-068-072-073-078-083-087-091-111100-
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
$$