Regional Weather Roundup
Issued by NWS

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718
ASUS43 KLOT 111856
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM 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.

ILZ001-002-007-009-015-016-024-112000-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    25  17  72 SE3       29.99F TC  -4
$$

ILZ003-004-008-010-011-017-018-112000-
NORTH CENTRAL ILLINOIS

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

ILZ005-006-012>014-019>023-112000-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTSUNNY   26  14  60 W7        29.98F WCI  18 TC  -3
CHICAGO-MIDWAY NOT AVBL
AURORA         CLOUDY    26  17  68 NW6       29.99F WCI  19 TC  -3
WAUKEGAN       MOSUNNY   24  14  65 NW9       29.98F WCI  14 TC  -4
DUPAGE AIRPORT CLOUDY    25  15  66 NW7       29.98F WCI  17 TC  -4
WHEELING       PTSUNNY   26  15  63 NW5       29.99F WCI  20 TC  -3
ROMEOVILLE*    CLOUDY    27  18  69 W3        30.00F TC  -3
NORTHERLY ISL*   N/A     27  14  58 SW6         N/A  WCI  21 TC  -3
$$

LMZ740>746-112000-
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     280/  9/ 10   N/A
NORTHERLY ISL              26     270/  7/ 10   N/A
CALUMET HARBOR                    200/  5/  8 1015.6
BURNS HARBOR               27     310/  3/  5 1016.6F
MICHIGAN CITY              27     250/ 10/ 12 1016.6F
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-112000-
WEST-CENTRAL ILLINOIS

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

ILZ028>032-037-038-041>044-048-051>054-059>061-112000-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL
SPRINGFIELD    PTSUNNY   28  19  69 CALM      30.00F TC  -2
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-112000-
EAST-CENTRAL ILLINOIS

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

ILZ079-100>102-112000-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLOUDY    34  23  64 VRB5      29.99F WCI  30 TC   1
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-112000-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    36  26  67 S3        30.01F TC   2
MARION         CLOUDY    37  25  60 SW5       30.02F WCI  34 TC   3
$$

ILZ067-068-072-073-078-083-087-091-112000-
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
$$