Regional Weather Roundup
Issued by NWS

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538
ASUS43 KLOT 201801
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CST THU NOV 20 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.

ILZ001-002-007-009-015-016-024-201900-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    48  45  89 SW7       30.05F TC   9
6HR MIN TEMP:  45; 6HR MAX TEMP:  48;

STERLING*      PTSUNNY   47  47 100 CALM      30.06F FOG     TC   8
$$

ILZ003-004-008-010-011-017-018-201900-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       DRZL/FOG  46  45  96 S9        30.07F VSB 1   TC   8
6HR MIN TEMP:  42; 6HR MAX TEMP:  46; 6HR PCP: TRACE;

$$

ILZ005-006-012>014-019>023-201900-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    46  42  86 S9        30.06F FOG     TC   8
6HR MIN TEMP:  43; 6HR MAX TEMP:  47; 6HR PCP: TRACE;

CHICAGO-MIDWAY CLOUDY    47  42  83 SW10      30.07F TC   8
6HR MIN TEMP:  43; 6HR MAX TEMP:  47; 6HR PCP: TRACE;

AURORA         CLOUDY    46  45  96 S7        30.07S FOG     TC   8
6HR MIN TEMP:  42; 6HR MAX TEMP:  46;

JOLIET*        CLOUDY    48  44  85 SW8       30.09F TC   9
WAUKEGAN       CLOUDY    46  42  86 SW10      30.05F TC   8
6HR MIN TEMP:  42; 6HR MAX TEMP:  46;

DUPAGE AIRPORT CLOUDY    45  44  97 SW9       30.08R FOG     TC   7
6HR MIN TEMP:  42; 6HR MAX TEMP:  45;

WHEELING       CLOUDY    47  43  86 SW7       30.08S TC   8
6HR MIN TEMP:  42; 6HR MAX TEMP:  47;

MORRIS*        CLOUDY    47  45  90 S8        30.08F TC   9
ROMEOVILLE*    CLOUDY    46  45  93 S8        30.10R TC   8
LANSING*       CLOUDY    46  40  81 SW7       30.09F HAZE    TC   8
NORTHERLY ISL*   N/A     46  41  82 W6          N/A  TC   8
$$

LMZ740>746-201900-
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           46 50  210/ 10/ 14 1017.9F
WINTHROP HARBOR            47 48  190/  6/ 10   N/A           1
WAUKEGAN HARBOR            46 48  190/  8/ 10   N/A           1
HARRISON CRIB              46     190/ 12/ 13   N/A
NORTHERLY ISL              46     190/  7/  8   N/A
CALUMET HARBOR                    170/  6/  9 1018.2
BURNS HARBOR               45     180/  6/  7 1019.0F
MICHIGAN CITY              44     190/  9/ 11 1018.3F
ST. JOSEPH BUOY            45 50  150/  8/ 16 1019.2F         1/ 3
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-201900-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         FOG       48  48 100 SE3       30.05F VSB 1/2 TC   9
GALESBURG*     CLOUDY    48  48 100 S6        30.06F TC   9
MACOMB*        CLOUDY    50  47  91 S6        30.07F FOG     TC  10
JACKSONVILLE*  CLOUDY    48  47  97 SE6       30.06F TC   9
PITTSFIELD*    CLOUDY    49  49  98 E5        30.07F VSB 1   TC  10
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-201900-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    47  44  91 S7        30.08F TC   8
BLOOMINGTON    CLOUDY    47  47 100 SW10      30.08F FOG     TC   8
DECATUR        CLOUDY    49  46  90 S6        30.07F TC   9
PEORIA         CLOUDY    49  45  86 S7        30.06F TC   9
6HR MIN TEMP:  44; 6HR MAX TEMP:  49;

SPRINGFIELD    FOG       49  47  93 SE5       30.06F VSB 1   TC   9
6HR MIN TEMP:  44; 6HR MAX TEMP:  49;

TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-201900-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLOUDY    47  47 100 S8        30.07F FOG     TC   8
MATTOON        CLOUDY    48  47  96 SE5       30.06F FOG     TC   9
PARIS*         CLOUDY    47  47  97 SE7       30.08F FOG     TC   9
$$

ILZ079-100>102-201900-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLOUDY    52  48  87 E6        30.06F FOG     TC  11
CAHOKIA*       CLOUDY    52  50  93 SE3       30.05F TC  11
SPARTA*        CLOUDY    51  51 100 E3        30.06F TC  10
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201900-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    52  52 100 N5        30.05F TC  11
EFFINGHAM*     CLOUDY    50  49  96 E3        30.09S FOG     TC  10
MARION         LGT RAIN  52  52 100 SE7       30.06S TC  11
MT. VERNON     CLOUDY   N/A N/A N/A E6        30.06F HAZE
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         CLOUDY    51  49  93 SE6       30.07S FOG     TC  10
METROPOLIS*    LGT RAIN  52  51  97 CALM      30.07F TC  11
$$

ILZ067-068-072-073-078-083-087-091-201900-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLOUDY    50  48  93 SE13      30.06F TC  10
FLORA*         CLOUDY    50 N/A N/A SE7       30.08F FOG     TC  10
FAIRFIELD*     CLOUDY    49  48  93 CALM      30.09R FOG     TC  10
HARRISBURG*    CLOUDY    51  49  93 CALM      30.05S FOG     TC  11
$$

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