Regional Weather Roundup
Issued by NWS

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736
ASUS43 KLOT 121710
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM 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.

ILZ001-002-007-009-015-016-024-121800-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         SUNNY     53  30  41 W13       30.05S TC  12
STERLING*      SUNNY     51  32  48 W17       30.02S TC  11
$$

ILZ003-004-008-010-011-017-018-121800-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       MOSUNNY   50  29  44 W14G28    29.97F TC  10
DE KALB*       SUNNY     48  30  50 W15G25    29.97F TC   9
PERU*          SUNNY     53  30  41 W16       30.02S TC  12
$$

ILZ005-006-012>014-019>023-121800-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  MOSUNNY   50  26  39 W12G24    29.93S TC  10
CHICAGO-MIDWAY MOSUNNY   49  27  42 NW17      29.95R TC   9
AURORA         SUNNY     50  31  48 W17       29.97S TC  10
JOLIET*        SUNNY     52  31  44 W9G18     29.98F TC  11
WAUKEGAN       SUNNY     46  26  45 W15G28    29.89S TC   8
DUPAGE AIRPORT SUNNY     49  28  44 W14G26    29.95S TC   9
WHEELING       SUNNY     49  26  41 W15G31    29.94R TC   9
MORRIS*        SUNNY     51  32  48 NW16      29.99S TC  11
ROMEOVILLE*    SUNNY     48  30  49 W15G26    29.98R TC   9
LANSING*       SUNNY     47  24  41 W14G21    29.96S TC   8
NORTHERLY ISL*   N/A     49  26  41 W8          N/A  TC   9
$$

LMZ740>746-121800-
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           46 51  290/ 21/ 27 1011.5F         6/ 6
WINTHROP HARBOR            47 47  210/ 14/ 19   N/A           1/ 2
WAUKEGAN HARBOR            47 46                N/A           1
HARRISON CRIB              48     290/ 12/ 15   N/A
NORTHERLY ISL              47     280/ 12/ 17   N/A
CALUMET HARBOR             47     280/ 11/ 18 1012.9
BURNS HARBOR               46     280/ 13/ 15 1014.2R
MICHIGAN CITY              46     280/ 26/ 29 1012.5R
ST. JOSEPH BUOY            47 50  260/ 27/ 37 1013.5R         7/ 7
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-121800-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         SUNNY     58  23  26 W10       30.12F TC  14
GALESBURG*     SUNNY     53  29  39 W14       30.08  TC  12
MACOMB*        SUNNY     56  29  36 W17       30.12S TC  13
JACKSONVILLE*  SUNNY     57  24  28 W12       30.12S TC  14
PITTSFIELD*    SUNNY     58  28  31 W9        30.14S TC  14
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-121800-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        MOSUNNY   53  27  37 NW17G28   30.03S TC  11
BLOOMINGTON    MOSUNNY   52  32  46 W13       30.07S TC  11
DECATUR        MOSUNNY   55  26  32 W15G23    30.09S TC  13
PEORIA         SUNNY     52  29  41 W12       30.08S TC  11
LACON*         SUNNY     53  27  36 W12G17    30.04F TC  12
LINCOLN*       SUNNY     56  30  37 NW9       30.09F TC  13
SPRINGFIELD    SUNNY     56  26  31 W13       30.11S TC  13
TAYLORVILLE    MOSUNNY   57  25  28 MISG      30.11F TC  14
$$

ILZ033-039-045-046-055>057-062-063-121800-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      PTSUNNY   53  28  38 NW17G24   30.07R TC  12
RANTOUL*       PTSUNNY   48  34  57 W17       30.06R TC   9
MATTOON        MOSUNNY   56  26  31 NW17      30.08S TC  13
PARIS*         MOSUNNY   53  30  41 NW16G22   30.07S TC  12
$$

ILZ079-100>102-121800-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          SUNNY     59  30  33 NW8       30.14S TC  15
BELLEVILLE     SUNNY     62  33  33 NW10      30.11F TC  17
CAHOKIA*       SUNNY     61  33  35 NW7       30.14S TC  16
SPARTA*        SUNNY     62  33  33 W7        30.16S TC  17
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121800-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     SUNNY     58  35  42 W5        30.16S TC  14
CAIRO*         SUNNY     58  37  45 W5        30.18S TC  15
EFFINGHAM*     MOSUNNY   58  26  29 W16       30.12S TC  15
MARION         SUNNY     57  36  44 W6        30.15F TC  14
MT. VERNON     SUNNY     61  33  35 VRB5      30.14R TC  16
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         SUNNY     60  31  33 NW9       30.13S TC  16
METROPOLIS*    SUNNY     57  35  43 CALM      30.17S TC  14
$$

ILZ067-068-072-073-078-083-087-091-121800-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  SUNNY     58  28  32 NW16G24   30.10S TC  14
FLORA*         SUNNY     59  32  36 NW13      30.12S TC  15
FAIRFIELD*     SUNNY     61  29  29 W8        30.13R TC  16
HARRISBURG*    SUNNY     60  35  39 MISG      30.15S TC  15
ROBINSON*      MOSUNNY   57  30  35 NW16G22   30.09S TC  14
$$

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