Regional Weather Roundup
Issued by NWS

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005
ASUS43 KLOT 101856
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CST WED DEC 10 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.

ILZ001-002-007-009-015-016-024-102000-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    30  21  69 N13G24    29.84R WCI  20 TC  -1
$$

ILZ003-004-008-010-011-017-018-102000-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    30  21  69 NW20G28   29.76R WCI  17 TC  -1
$$

ILZ005-006-012>014-019>023-102000-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    31  23  72 NW18G37   29.66R WCI  19 TC  -1
CHICAGO-MIDWAY NOT AVBL
AURORA         CLOUDY    29  23  78 N23G35    29.70R WCI  15 TC  -2
WAUKEGAN       CLOUDY    29  23  78 N14G29    29.67R WCI  18 TC  -2
DUPAGE AIRPORT CLOUDY    30  23  75 NW21G36   29.69R WCI  17 TC  -1
WHEELING       CLOUDY    31  24  75 NW22G35   29.68R WCI  18 TC  -1
ROMEOVILLE*    CLOUDY    30  25  80 NW14      29.69R WCI  20 TC  -1
NORTHERLY ISL*   N/A     32  25  76 NW18        N/A  WCI  20 TC   0
$$

LMZ740>746-102000-
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              32     320/ 28/ 31   N/A
NORTHERLY ISL              32     330/ 23       N/A
CALUMET HARBOR                    300/ 11/ 18 1002.6
BURNS HARBOR               34     340/ 16/ 20 1002.7R
MICHIGAN CITY              36     340/ 31/ 34 1001.1R
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-102000-
WEST-CENTRAL ILLINOIS

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

ILZ028>032-037-038-041>044-048-051>054-059>061-102000-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL
SPRINGFIELD    CLOUDY    34  28  79 NW22G32   29.79R WCI  22 TC   1
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-102000-
EAST-CENTRAL ILLINOIS

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

ILZ079-100>102-102000-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLOUDY    36  25  64 NW21G32   29.85R WCI  24 TC   2
BELLEVILLE     CLOUDY    37  25  60 NW22G33   29.83  WCI  27 TC   3
CAHOKIA*       CLOUDY    37  24  59 NW22G36   29.87R WCI  26 TC   3
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-102000-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    42  28  57 NW20G30   29.82R TC   6
MARION         PTSUNNY   43  30  61 NW22G37   29.80R TC   6
$$

ILZ067-068-072-073-078-083-087-091-102000-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  LGT RAIN  38  31  76 NW26G40   29.71R WCI  26 TC   3
$$

ABBREVIATIONS USED IN REMARKS
   TC - TEMPERATURE IN CELSIUS
  WCI - WIND CHILL INDEX
   HX - HEAT INDEX
  VSB - VISIBILITY
$$