Regional Weather Roundup
Issued by NWS

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203
ASUS43 KLOT 091856
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CST TUE DEC 09 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.

ILZ001-002-007-009-015-016-024-092000-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         PTSUNNY   37  30  75 SW8       29.66F WCI  31 TC   3
$$

ILZ003-004-008-010-011-017-018-092000-
NORTH CENTRAL ILLINOIS

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

ILZ005-006-012>014-019>023-092000-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    34  28  79 W14G23    29.66F WCI  25 TC   1
CHICAGO-MIDWAY CLOUDY    36  29  75 W13       29.69F WCI  27 TC   2
AURORA         PTSUNNY   35  29  78 SW13      29.68F HAZE    WCI  26
WAUKEGAN       CLOUDY    31  27  85 SW15G21   29.63F WCI  20 TC  -1
DUPAGE AIRPORT CLOUDY    33  28  81 SW14      29.67F WCI  23 TC   1
WHEELING       PTSUNNY   34  28  79 SW10      29.66F WCI  26 TC   1
ROMEOVILLE*    MOSUNNY   36  30  80 SW17      29.71F WCI  25 TC   2
NORTHERLY ISL*   N/A     36  28  73 SW10        N/A  WCI  28 TC   2
$$

LMZ740>746-092000-
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              35     240/  7/  9   N/A
NORTHERLY ISL              35     260/ 14/ 17   N/A
CALUMET HARBOR                    220/ 10/ 19 1006.1
BURNS HARBOR               36     240/  7/ 10 1007.5F
MICHIGAN CITY              36     230/ 18/ 20 1006.7F
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-092000-
WEST-CENTRAL ILLINOIS

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

ILZ028>032-037-038-041>044-048-051>054-059>061-092000-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL
SPRINGFIELD    MOSUNNY   41  31  67 SW10G21   29.78F TC   5
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-092000-
EAST-CENTRAL ILLINOIS

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

ILZ079-100>102-092000-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          SUNNY     50  36  57 S15       29.81F TC  10
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-092000-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     MOSUNNY   39  32  76 S20       29.92F WCI  29 TC   4
$$

ILZ067-068-072-073-078-083-087-091-092000-
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
$$