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

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348
ASUS43 KLOT 071701
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM CST SUN DEC 07 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.

ILZ001-002-007-009-015-016-024-071800-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         PTSUNNY   24  19  81 N13       30.21R WCI  12 TC  -4
STERLING*      FLURRIES  26  21  81 N15       30.21R WCI  14 TC  -3
$$

ILZ003-004-008-010-011-017-018-071800-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    21  17  84 N14G23    30.22R WCI   8 TC  -6
DE KALB*       CLOUDY    21  18  88 N15G21    30.18R WCI   8 TC  -6
PERU*          CLOUDY    27  22  81 N17       30.17R WCI  14 TC  -3
$$

ILZ005-006-012>014-019>023-071800-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  MOSUNNY   26  20  77 N17       30.14R WCI  13 TC  -3
CHICAGO-MIDWAY PTSUNNY   30  25  81 N16G24    30.13R WCI  19 TC  -1
AURORA         CLOUDY    25  20  81 N17       30.15R WCI  12 TC  -4
JOLIET*        MOSUNNY   33  26  75 N13G24    30.14R WCI  23 TC   0
WAUKEGAN       CLOUDY    23  18  81 N13G21    30.17R WCI  11 TC  -5
DUPAGE AIRPORT PTSUNNY   26  21  81 N14       30.15R WCI  14 TC  -3
WHEELING       PTSUNNY   27  22  81 N12G21    30.17R WCI  17 TC  -3
MORRIS*        CLOUDY    30  26  86 N9        30.13R WCI  21 TC  -1
ROMEOVILLE*    PTSUNNY   28  23  80 N18G25    30.13R WCI  16 TC  -2
LANSING*       CLOUDY    33  27  76 N14       30.11R WCI  24 TC   1
NORTHERLY ISL*   N/A     32  27  82 N17         N/A  WCI  21 TC   0
$$

LMZ740>746-071800-
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           31 44  350/ 19/ 23 1021.4R
HARRISON CRIB              33     340/ 21/ 27   N/A
NORTHERLY ISL              32     330/ 12/ 16   N/A
CALUMET HARBOR             34     340/ 15/ 19 1019.2R
BURNS HARBOR               36      10/ 11/ 14 1019.6R
MICHIGAN CITY              32      30/ 14/ 16 1019.3R
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-071800-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    29  26  89 N18       30.15R FOG     WCI  16
GALESBURG*     CLOUDY    26  25  96 N18       30.20R WCI  13 TC  -3
MACOMB*        CLOUDY    29  24  83 N17G24    30.20R WCI  17 TC  -2
JACKSONVILLE*  CLOUDY    32  31  98 N12G22    30.12R WCI  23 TC   0
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-071800-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    30  26  85 N14       30.13R WCI  19 TC  -1
BLOOMINGTON    CLOUDY    31  30  96 N20       30.09R FOG     WCI  19
DECATUR        FOG       34  34 100 N12       30.07R VSB 1/2 WCI  25
PEORIA         CLOUDY    30  25  81 N12G18    30.15R WCI  20 TC  -1
LINCOLN*       FOG       33  32  96 N13G21    30.11R VSB 1   WCI  23
SPRINGFIELD    CLOUDY    32  31  96 N16G24    30.10R FOG     WCI  21
TAYLORVILLE    CLOUDY    34  33  96 N10       30.07R FOG     WCI  26
$$

ILZ033-039-045-046-055>057-062-063-071800-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLOUDY    34  34 100 N9        30.06R FOG     WCI  27
RANTOUL*       FOG       32  32  99 N10       30.06S VSB 1/2 WCI  24
MATTOON        FOG       35  34  96 W3        30.04S VSB 1   TC   2
PARIS*         FOG       34  34  98 CALM      30.06S VSB 1   TC   1
$$

ILZ079-100>102-071800-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLOUDY    39  32  75 N15G23    30.08R WCI  31 TC   4
BELLEVILLE     CLOUDY    47  39  74 NW12      30.04R TC   8
CAHOKIA*       CLOUDY    44  36  73 N14       30.06R TC   7
SPARTA*        CLOUDY    44  38  82 NW9       30.05S TC   7
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-071800-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    47  38  71 NW8       30.04R TC   8
CAIRO*         CLOUDY    42  38  88 CALM      30.06S TC   6
EFFINGHAM*     CLOUDY    38  38  97 W5        30.06S FOG     WCI  35
MARION         CLOUDY    45  37  76 NW8       30.04R HAZE    TC   7
MT. VERNON     CLOUDY   N/A N/A N/A VRB7      30.04S
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         CLOUDY    43  39  83 NW9       30.03F FOG     TC   6
METROPOLIS*    CLOUDY    42  38  85 CALM      30.06S TC   6
$$

ILZ067-068-072-073-078-083-087-091-071800-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLOUDY    38  35  89 CALM      30.05S FOG     TC   3
FLORA*         MOSUNNY   43  37  81 NW10      30.04S TC   6
FAIRFIELD*     CLOUDY    41  35  80 CALM      30.04S TC   5
HARRISBURG*    CLOUDY    46  37  72 NW6       30.05R TC   8
ROBINSON*      CLOUDY    39  37  93 W3        30.04F FOG     TC   4
$$

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