Regional Weather Roundup
Issued by NWS

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021
ASUS43 KLOT 121801
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CST WED NOV 12 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.

ILZ001-002-007-009-015-016-024-121900-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         SUNNY     56  30  37 W18G31    30.04F TC  13
6HR MIN TEMP:  40; 6HR MAX TEMP:  56;

STERLING*      SUNNY     53  32  44 W21       30.01F TC  12
$$

ILZ003-004-008-010-011-017-018-121900-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       MOSUNNY   53  29  39 W16G30    29.96F TC  12
6HR MIN TEMP:  37; 6HR MAX TEMP:  53;

DE KALB*       SUNNY     50  31  48 W14G24    29.96F TC  10
PERU*          SUNNY     55  29  37 W17G24    30.01F TC  13
$$

ILZ005-006-012>014-019>023-121900-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  MOSUNNY   52  24  33 W14G31    29.92F TC  11
6HR MIN TEMP:  39; 6HR MAX TEMP:  52;

CHICAGO-MIDWAY MOSUNNY   52  26  36 W16G23    29.94F TC  11
6HR MIN TEMP:  38; 6HR MAX TEMP:  52;

AURORA         SUNNY     52  30  43 NW22G32   29.95F TC  11
6HR MIN TEMP:  35; 6HR MAX TEMP:  52;

JOLIET*        SUNNY     55  29  38 W12G20    29.97F TC  13
WAUKEGAN       SUNNY     48  26  42 W16G31    29.89S TC   9
6HR MIN TEMP:  38; 6HR MAX TEMP:  48;

DUPAGE AIRPORT SUNNY     52  28  39 W18G29    29.94F TC  11
6HR MIN TEMP:  38; 6HR MAX TEMP:  52;

WHEELING         N/A     51  25  36 NW16G29   29.92F TC  11
6HR MIN TEMP:  39; 6HR MAX TEMP:  51;

MORRIS*        SUNNY     53  32  44 NW18G26   29.98S TC  12
ROMEOVILLE*    SUNNY     52  28  40 W17G26    29.97F TC  11
LANSING*       SUNNY     49  22  35 W18       29.95F TC  10
NORTHERLY ISL*   N/A     50  24  36 W15         N/A  TC  10
$$

LMZ740>746-121900-
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           47 51  290/ 21/ 25 1011.8R
WINTHROP HARBOR            48 47  240/ 16/ 23   N/A           1/ 2
WAUKEGAN HARBOR            48 46                N/A           1/ 2
HARRISON CRIB              50     270/ 15/ 19   N/A
NORTHERLY ISL              50     280/  9/ 16   N/A
CALUMET HARBOR             51     250/  5/ 13 1012.7
BURNS HARBOR               47     280/  9/ 11 1014.2S
MICHIGAN CITY              47     270/ 21/ 23 1012.9R
ST. JOSEPH BUOY            47 50  260/ 25/ 37 1013.4F         7/ 7
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-121900-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         SUNNY     60  26  27 NW12      30.11F TC  16
GALESBURG*     SUNNY     56  28  35 W17G25      N/A  TC  13
MACOMB*        SUNNY     59  29  32 W16G25    30.10F TC  15
JACKSONVILLE*  SUNNY     60  22  22 W14       30.10F TC  16
PITTSFIELD*    SUNNY     61  28  28 W8        30.12F TC  16
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-121900-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BLOOMINGTON    MOSUNNY   56  28  34 W16       30.05F TC  13
DECATUR        MOSUNNY   58  25  28 NW12G22   30.08F TC  14
PEORIA         SUNNY     56  27  32 W15G24    30.06F TC  13
6HR MIN TEMP:  37; 6HR MAX TEMP:  56;

LACON*         SUNNY     55  28  35 W13G18    30.03F TC  13
SPRINGFIELD    SUNNY     59  25  27 W13       30.09F TC  15
6HR MIN TEMP:  34; 6HR MAX TEMP:  59;

TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-121900-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      PTSUNNY   55  27  34 W18G28    30.06F TC  13
MATTOON        MOSUNNY   58  25  28 W17       30.07F TC  14
PARIS*         MOSUNNY   56  27  32 NW17G24   30.06F TC  13
$$

ILZ079-100>102-121900-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          SUNNY     64  28  25 NW13      30.11F TC  18
CAHOKIA*       SUNNY     63  32  31 NW6       30.12F TC  17
SPARTA*        SUNNY     65  32  28 NW7       30.14F TC  19
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121900-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     SUNNY     63  36  36 VRB3      30.13F TC  17
6HR MIN TEMP:  35; 6HR MAX TEMP:  63;

CAIRO*         SUNNY     62  37  39 SW3       30.16F TC  17
EFFINGHAM*     MOSUNNY   60  26  27 W15       30.11S TC  16
MARION         SUNNY     61  36  39 W6        30.13F TC  16
MT. VERNON     SUNNY     63  32  31 W9        30.11F TC  17
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         SUNNY     62  29  28 NW9       30.11F TC  17
METROPOLIS*    SUNNY     60  35  37 CALM      30.15F TC  16
$$

ILZ067-068-072-073-078-083-087-091-121900-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  SUNNY     61  28  28 W13       30.08F TC  16
FLORA*         SUNNY     61  28  29 NW15G22   30.10F TC  16
FAIRFIELD*     SUNNY     62  28  27 W5        30.10F TC  17
HARRISBURG*    SUNNY     63  35  35 MISG      30.13F TC  17
$$

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