National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Regional Weather Roundup
Issued by NWS

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509
ASUS43 KLOT 241506
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CST MON NOV 24 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.

ILZ001-002-007-009-015-016-024-241600-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    42  41  96 S5        30.05R FOG     TC   6
STERLING*      PTSUNNY   41  41 100 VRB6      30.08S FOG     TC   5
$$

ILZ003-004-008-010-011-017-018-241600-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    40  38  93 SE9       30.08F FOG     TC   4
DE KALB*       PTSUNNY   38  38 100 S12       30.09S FOG     WCI  31
PERU*          CLOUDY    41  40  97 S10       30.09F FOG     TC   5
$$

ILZ005-006-012>014-019>023-241600-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTSUNNY   43  35  73 S8        30.09F TC   6
CHICAGO-MIDWAY PTSUNNY   43  35  73 S6        30.11S TC   6
AURORA         PTSUNNY   39  38  96 SE7       30.09F FOG     WCI  34
JOLIET*        PTSUNNY   43  38  83 S6        30.12R TC   6
WAUKEGAN       PTSUNNY   43  36  76 S10       30.08F TC   6
DUPAGE AIRPORT PTSUNNY   41  37  86 S8        30.09F TC   5
WHEELING       PTSUNNY   43  36  76 S8        30.11F TC   6
MORRIS*        PTSUNNY   40  40 100 SE5       30.11R FOG     TC   4
ROMEOVILLE*    SUNNY     41  37  87 S9        30.12S TC   5
LANSING*       CLOUDY    42  34  72 S5        30.13F TC   6
NORTHERLY ISL*   N/A     44  34  67 SE5         N/A  TC   7
$$

LMZ740>746-241600-
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           49 49  190/ 16/ 19 1019.9R
WINTHROP HARBOR            45 47  170/ 12/ 16   N/A           2/ 4
WAUKEGAN HARBOR            45 47  180/ 14/ 17   N/A           2/ 3
HARRISON CRIB              44     180/ 16/ 18   N/A
NORTHERLY ISL              43     170/  8/ 11   N/A
CALUMET HARBOR             42     170/  6/  8 1019.5R
BURNS HARBOR               45     170/  7/ 11 1020.7F
MICHIGAN CITY              45     150/  9/ 12 1020.1F
ST. JOSEPH BUOY            44 49  130/  2/ 14 1021.1F         1/ 2
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-241600-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    47  46  97 SE7       30.03F FOG     TC   8
GALESBURG*     FOG      N/A N/A N/A S7        30.07S VSB 1/4
MACOMB*        FOG       45  45 100 S8        30.08F VSB 1/4 TC   7
JACKSONVILLE*  CLOUDY    46  45  99 SE7       30.08F TC   8
PITTSFIELD*    CLOUDY    47  47  99 SE8       30.06F TC   8
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-241600-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    41  41  97 S10       30.11S FOG     TC   5
BLOOMINGTON    FOG       39  39 100 S13       30.11S VSB 1/4 WCI  31
DECATUR        CLOUDY    42  42 100 S10       30.14R FOG     TC   6
PEORIA         FOG       43  43 100 S12       30.10S VSB 1/4 TC   6
LACON*         CLOUDY    40  38  93 S6        30.10F FOG     TC   5
LINCOLN*       FOG       45  45 100 S7        30.12R VSB 1/2 TC   7
SPRINGFIELD    CLOUDY    45  44  97 S12       30.10F FOG     TC   7
TAYLORVILLE    FOG       45  45 100 MISG      30.12S VSB 1/2 TC   7
$$

ILZ033-039-045-046-055>057-062-063-241600-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      FOG       40  40 100 SE9       30.11F VSB 1/4 TC   4
RANTOUL*       FOG       37  37 100 SE8       30.13F VSB 1/2 WCI  31
MATTOON        FOG       42  42 100 S12       30.14R VSB 1/4 TC   6
PARIS*         CLOUDY    40  39  97 SE8       30.17R FOG     TC   4
$$

ILZ079-100>102-241600-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLOUDY    46  46 100 SE9       30.11S FOG     TC   8
BELLEVILLE     CLOUDY    47  47  97 S9        30.10  FOG     TC   9
CAHOKIA*       CLOUDY    47  46  97 SE7       30.10S TC   8
SPARTA*        CLOUDY    46  46 100 SE8       30.13S TC   8
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-241600-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    45  44  97 SE7       30.14F FOG     TC   7
CAIRO*         CLOUDY    47  47 100 E3        30.17R TC   9
EFFINGHAM*     FOG       45  45 100 SE9       30.16F VSB<1/4 TC   7
MARION         FOG       45  45 100 SE9       30.15F VSB 1   TC   7
MT. VERNON     CLOUDY   N/A N/A N/A S7        30.15F FOG
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         CLOUDY    47  46  98 S7        30.15S FOG     TC   8
METROPOLIS*    FOG       47  46  97 CALM      30.17S VSB 3/4 TC   8
$$

ILZ067-068-072-073-078-083-087-091-241600-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLOUDY    46  45  96 SE9       30.16S FOG     TC   8
FLORA*         FOG       45 N/A N/A S10       30.17R VSB 1/4 TC   7
FAIRFIELD*     FOG       45  45  98 SE6       30.14F VSB 1/2 TC   7
HARRISBURG*    CLOUDY    46  45  95 SE6       30.16F FOG     TC   8
ROBINSON*      FOG       45  45 100 SE7       30.15S VSB 1   TC   7
$$

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