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

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752
ASUS43 KLOT 010806
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.

ILZ001-002-007-009-015-016-024-010900-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    21  17  84 CALM      30.46F TC  -6
STERLING*      MOCLDY    13  12  96 CALM      30.48S TC -11
$$

ILZ003-004-008-010-011-017-018-010900-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       MOCLDY     8   7  95 CALM      30.47R TC -13
DE KALB*       MOCLDY    17  16  94 CALM      30.46R TC  -8
PERU*          MOCLDY    21  19  92 CALM      30.47S TC  -6
$$

ILZ005-006-012>014-019>023-010900-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  MOCLDY    19  16  88 W6        30.45R WCI  11 TC  -7
CHICAGO-MIDWAY MOCLDY    19  16  88 W5        30.46R WCI  12 TC  -7
AURORA         FOG        5   4  95 CALM      30.46R VSB 1/4 TC -15
JOLIET*        MOCLDY    14  12  91 CALM      30.49R TC -10
WAUKEGAN       PTCLDY     9   9 100 W5        30.45R WCI   1 TC -13
DUPAGE AIRPORT MOCLDY    12  11  95 CALM      30.46R FOG     TC -11
WHEELING       MOCLDY    14  12  92 CALM      30.47R TC -10
MORRIS*        FOG       15  15  97 CALM      30.48R VSB 3/4 TC  -9
ROMEOVILLE*    MOCLDY    18  16  93 CALM      30.48R TC  -8
LANSING*       MOCLDY    16  12  84 W3        30.47R TC  -9
NORTHERLY ISL*   N/A     27  20  75 W6          N/A  WCI  21 TC  -3
$$

LMZ740>746-010900-
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           33 46  270/  4/  6 1031.4R         4/ 8
HARRISON CRIB              29     290/  9/ 10   N/A
NORTHERLY ISL              28     260/  6/  8   N/A
CALUMET HARBOR             22     250/  3/  5 1030.6R
BURNS HARBOR               26     190/  3/  5 1031.5R
MICHIGAN CITY              29     160/  9/ 11 1031.5R
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-010900-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         MOCLDY    21  17  84 CALM      30.46F TC  -6
GALESBURG*     CLOUDY    22  22 100 CALM        N/A  TC  -6
MACOMB*        CLOUDY    22  20  91 SW5       30.49F WCI  16 TC  -5
JACKSONVILLE*  CLOUDY    21  17  85 CALM      30.48S TC  -6
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-010900-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        MOCLDY    18  16  91 NW3       30.47S TC  -8
BLOOMINGTON    MOCLDY    18  17  96 CALM      30.46S TC  -8
DECATUR        MOCLDY    17  16  95 CALM      30.48S TC  -8
PEORIA         MOCLDY    22  19  89 CALM      30.47F TC  -6
LACON*         MOCLDY    19  16  90 CALM      30.47F TC  -7
LINCOLN*       MOCLDY    18  15  89 CALM      30.49S TC  -8
SPRINGFIELD    MOCLDY    18  16  92 CALM      30.48F TC  -8
TAYLORVILLE    CLOUDY    20  18  91 CALM      30.48F TC  -6
$$

ILZ033-039-045-046-055>057-062-063-010900-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      MOCLDY    13  11  92 W6        30.47S FOG     WCI   4
RANTOUL*       MOCLDY    14  12  92 CALM      30.47R TC -10
MATTOON        CLOUDY    21  18  88 NW3       30.47S TC  -6
PARIS*         PTCLDY    13  11  90 CALM      30.48S TC -10
$$

ILZ079-100>102-010900-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLOUDY    24  17  77 CALM      30.48F TC  -5
BELLEVILLE     CLOUDY    24  18  80 CALM      30.48F TC  -5
CAHOKIA*       CLOUDY    23  17  78 CALM      30.48F TC  -5
SPARTA*        CLOUDY    24  19  83 E5        30.49F WCI  18 TC  -5
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010900-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    25  19  78 NE10G18   30.48F WCI  15 TC  -4
CAIRO*         CLOUDY    27  22  79 NE6       30.49R WCI  21 TC  -3
EFFINGHAM*     MOCLDY    23  20  89 CALM      30.51R TC  -5
MT. VERNON     CLOUDY   N/A N/A N/A CALM      30.50R
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         CLOUDY    25  20  80 CALM      30.48S TC  -4
METROPOLIS*    CLOUDY    27  19  71 NE5       30.47S WCI  21 TC  -3
$$

ILZ067-068-072-073-078-083-087-091-010900-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  MOCLDY    25  20  81 NE5       30.49F WCI  19 TC  -4
FLORA*         MOCLDY    25  19  80 N3        30.50R TC  -4
FAIRFIELD*     CLOUDY    25  20  80 NE3       30.49R TC  -4
HARRISBURG*    CLOUDY    26  19  75 E6        30.49S WCI  20 TC  -3
ROBINSON*      CLOUDY    25  21  86 N5        30.48S WCI  19 TC  -4
$$

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