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

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163
ASUS43 KLOT 011706
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM CST MON DEC 01 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.

ILZ001-002-007-009-015-016-024-011800-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    23  18  81 CALM      30.31F TC  -5
STERLING*      CLOUDY    20  19  96 E5        30.32F WCI  13 TC  -7
$$

ILZ003-004-008-010-011-017-018-011800-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    19  17  92 CALM      30.33F TC  -7
DE KALB*       CLOUDY    22  21  96 CALM      30.32F TC  -5
PERU*          CLOUDY    26  25  96 E3        30.32F TC  -3
$$

ILZ005-006-012>014-019>023-011800-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    28  18  66 CALM      30.32F TC  -2
CHICAGO-MIDWAY CLOUDY    29  20  69 S7        30.34F WCI  22 TC  -2
AURORA         CLOUDY    25  19  78 SE3       30.33F HAZE    TC  -4
JOLIET*        PTSUNNY   25  24  96 E5        30.35F WCI  20 TC  -4
WAUKEGAN       PTSUNNY   26  20  77 SW3       30.32F TC  -3
DUPAGE AIRPORT CLOUDY    24  20  84 S3        30.32F TC  -4
WHEELING       CLOUDY    25  19  78 CALM      30.34F TC  -4
MORRIS*        PTSUNNY   22  22 100 CALM      30.34F FOG     TC  -5
ROMEOVILLE*    MOSUNNY   23  21  93 S3        30.35F TC  -5
LANSING*       PTSUNNY   26  22  85 S5        30.35F WCI  21 TC  -3
NORTHERLY ISL*   N/A     30  21  69 S12         N/A  WCI  21 TC  -1
$$

LMZ740>746-011800-
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           34 46  230/ 10/ 14 1028.1F
HARRISON CRIB              30     190/ 16/ 19   N/A
NORTHERLY ISL              31     160/  7       N/A
CALUMET HARBOR             28     160/  5/  7 1027.3F
BURNS HARBOR               29     180/  6/  9 1028.1F
MICHIGAN CITY              29     150/ 12/ 17 1028.2F
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-011800-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    23  19  85 S5        30.31F WCI  17 TC  -5
GALESBURG*     CLOUDY    24  24 100 CALM        N/A  TC  -4
MACOMB*        CLOUDY    24  20  87 CALM      30.34F TC  -5
JACKSONVILLE*  CLOUDY    24  20  83 E3        30.33F TC  -4
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-011800-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        PTSUNNY   23  22  94 E5        30.32F FOG     WCI  17
BLOOMINGTON    CLOUDY    27  22  81 E7        30.30F WCI  19 TC  -3
DECATUR        MOSUNNY   24  21  88 E9        30.31F WCI  14 TC  -4
PEORIA         CLOUDY    26  21  81 VRB5      30.31F WCI  20 TC  -3
LACON*         PTSUNNY   26  20  79 E3        30.32F TC  -3
LINCOLN*       CLOUDY    27  20  75 CALM      30.32F TC  -3
SPRINGFIELD    PTSUNNY   26  20  77 SE6       30.31F WCI  19 TC  -3
TAYLORVILLE    MOSUNNY   26  21  82 SE5       30.32F WCI  20 TC  -3
$$

ILZ033-039-045-046-055>057-062-063-011800-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      PTSUNNY   23  20  88 E12       30.31F WCI  12 TC  -5
RANTOUL*       PTSUNNY   24  22  91 SE8       30.32F WCI  15 TC  -4
MATTOON        PTSUNNY   25  20  81 SE7       30.30F WCI  17 TC  -4
PARIS*         PTSUNNY   25  22  89 E6        30.32F WCI  18 TC  -4
$$

ILZ079-100>102-011800-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLOUDY    25  19  80 SE8       30.34F WCI  16 TC  -4
BELLEVILLE     CLOUDY    27  22  80 SE5       30.32F WCI  22 TC  -3
CAHOKIA*       CLOUDY    26  21  81 S6        30.34  WCI  19 TC  -3
SPARTA*        CLOUDY    28  22  79 CALM      30.33F TC  -2
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-011800-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    30  21  69 VRB6      30.31F WCI  24 TC  -1
CAIRO*         MOSUNNY   33  24  70 E3        30.31F TC   1
EFFINGHAM*     CLOUDY    28  24  84 E8        30.34F WCI  20 TC  -2
MARION         PTSUNNY   32  21  64 E9        30.29F WCI  24 TC   0
MT. VERNON     CLOUDY   N/A N/A N/A SE7       30.32F
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         CLOUDY    31  23  73 SE7       30.31F WCI  24 TC  -1
METROPOLIS*    MOSUNNY   35  22  59 CALM      30.31F TC   1
$$

ILZ067-068-072-073-078-083-087-091-011800-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLOUDY    28  23  81 E8        30.34F WCI  20 TC  -2
FLORA*         PTSUNNY   30  23  74 SE10      30.33F WCI  21 TC  -1
FAIRFIELD*     CLOUDY    31  23  72 E8        30.33F WCI  23 TC  -1
HARRISBURG*    CLOUDY    32  23  70 E7        30.32F WCI  26 TC   0
ROBINSON*      CLOUDY    28  25  86 SE8       30.33F WCI  20 TC  -2
$$

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