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

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489
ASUS43 KLOT 031508
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CST WED DEC 03 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.

ILZ001-002-007-009-015-016-024-031600-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    30  24  78 SW7       29.98R WCI  23 TC  -1
STERLING*      PTSUNNY   28  25  88 SW10      29.98S WCI  19 TC  -2
$$

ILZ003-004-008-010-011-017-018-031600-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    28  24  85 SW10      29.97R WCI  19 TC  -2
DE KALB*       CLOUDY    26  23  89 CALM      29.97R TC  -4
PERU*          PTSUNNY   28  23  81 SW13      29.99S WCI  17 TC  -2
$$

ILZ005-006-012>014-019>023-031600-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    26  21  81 SW10      29.97R WCI  16 TC  -3
CHICAGO-MIDWAY CLOUDY    25  21  85 SW12      30.00R WCI  14 TC  -4
AURORA         CLOUDY    25  22  88 SW8       29.98R FOG     WCI  16
JOLIET*        MOSUNNY   27  24  85 SW7       30.01S WCI  20 TC  -3
WAUKEGAN       LGT SNOW  27  22  81 SW17      29.94R WCI  14 TC  -3
DUPAGE AIRPORT CLOUDY    25  21  85 SW14      29.97R WCI  13 TC  -4
WHEELING       CLOUDY    26  21  81 SW12      29.98R WCI  16 TC  -3
MORRIS*        MOSUNNY   25  23  90 SW10      29.99S WCI  15 TC  -4
ROMEOVILLE*    MOSUNNY   25  23  93 S10       30.00S WCI  15 TC  -4
LANSING*       CLOUDY    24  19  78 SW13G18   30.02S WCI  13 TC  -4
NORTHERLY ISL*   N/A     26  21  81 SW10        N/A  WCI  16 TC  -3
$$

LMZ740>746-031600-
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)
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-031600-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    28  24  85 SW9       30.03R WCI  19 TC  -2
GALESBURG*     PTSUNNY   25  25 100 S8          N/A  WCI  17 TC  -4
MACOMB*        CLOUDY    29  25  83 SW12      30.04R WCI  19 TC  -2
JACKSONVILLE*  PTSUNNY   24  21  87 S10       30.06R WCI  14 TC  -4
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-031600-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        PTSUNNY   26  21  83 SW12      30.03R WCI  15 TC  -3
BLOOMINGTON    PTSUNNY   23  22  96 SW15      30.03R WCI  10 TC  -5
DECATUR        CLOUDY    24  22  91 S16       30.07S FOG     WCI  11
PEORIA         CLOUDY    24  21  88 S8        30.03R WCI  15 TC  -4
LACON*         PTSUNNY   26  21  81 SW10      30.01R WCI  16 TC  -3
LINCOLN*       PTSUNNY   25  19  80 S9        30.06R WCI  15 TC  -4
SPRINGFIELD    PTSUNNY   24  21  88 S13       30.06R WCI  12 TC  -4
TAYLORVILLE    CLOUDY    25  23  93 S16G22    30.09R WCI  12 TC  -4
$$

ILZ033-039-045-046-055>057-062-063-031600-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLOUDY    24  22  91 S17       30.06S FOG     WCI  11
RANTOUL*       PTSUNNY   25  22  88 S12       30.06S WCI  14 TC  -4
MATTOON        CLOUDY    25  23  92 S15G24    30.09R WCI  13 TC  -4
PARIS*         CLOUDY    25  22  89 S14       30.12S WCI  13 TC  -4
$$

ILZ079-100>102-031600-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          PTSUNNY   23  19  86 S10       30.12R FOG     WCI  12
BELLEVILLE     CLOUDY    29  26  89 SW8       30.13R WCI  21 TC  -1
CAHOKIA*       CLOUDY    28  25  88 S8        30.13R WCI  20 TC  -2
SPARTA*        CLOUDY    28  26  93 S14       30.16R WCI  17 TC  -2
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-031600-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    29  25  85 S13       30.18R WCI  19 TC  -2
CAIRO*         CLOUDY    29  26  88 S6        30.20S WCI  23 TC  -1
EFFINGHAM*     CLOUDY    27  25  91 SE9       30.15R WCI  18 TC  -3
MARION         CLOUDY    28  25  86 S12       30.17R WCI  18 TC  -2
MT. VERNON     CLOUDY   N/A N/A N/A S10       30.15S
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         CLOUDY    29  25  83 S9        30.13S WCI  21 TC  -2
METROPOLIS*    CLOUDY    28  23  83 CALM      30.21R TC  -2
$$

ILZ067-068-072-073-078-083-087-091-031600-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLOUDY    26  22  84 S12       30.18S WCI  16 TC  -3
FLORA*         CLOUDY    27  23  86 S17       30.16S WCI  14 TC  -3
FAIRFIELD*     CLOUDY    27  23  85 S10       30.18R WCI  17 TC  -3
HARRISBURG*    CLOUDY    28  23  83 S8        30.19R WCI  19 TC  -2
ROBINSON*      CLOUDY    25  23  93 S10       30.15F WCI  15 TC  -4
$$

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