Regional Weather Roundup
Issued by NWS

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170
ASUS43 KLOT 211901
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CST FRI NOV 21 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.

ILZ001-002-007-009-015-016-024-212000-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         MOSUNNY   47  40  76 N9        29.97F TC   8
STERLING*      PTSUNNY   48  42  80 N7        30.00F TC   9
$$

ILZ003-004-008-010-011-017-018-212000-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    46  37  71 N5        30.02F TC   8
$$

ILZ005-006-012>014-019>023-212000-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTSUNNY   48  37  65 VRB6      29.98F TC   9
CHICAGO-MIDWAY CLOUDY    47  38  71 NE9       29.98F TC   8
AURORA         PTSUNNY   47  38  71 NE6       29.98F HAZE    TC   8
JOLIET*        PTSUNNY   50  41  70 N3        29.98F TC  10
WAUKEGAN       PTSUNNY   44  33  65 N7        29.99F TC   7
DUPAGE AIRPORT PTSUNNY   47  37  68 N3        29.98F TC   8
WHEELING       PTSUNNY   46  36  68 VRB3      30.00F TC   8
MORRIS*        PTSUNNY   48  42  80 NE3       29.97F TC   9
ROMEOVILLE*    SUNNY     48  39  71 NE6       29.98F TC   9
LANSING*       CLOUDY    47  38  69 NE8       29.98F TC   9
NORTHERLY ISL*   N/A     46  37  71 N9          N/A  TC   8
$$

LMZ740>746-212000-
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           43 50  340/  8/ 10 1016.3F
WINTHROP HARBOR            45 49  280/  6/ 10   N/A           1/ 4
WAUKEGAN HARBOR            45 48  280/  4/  8   N/A           1/ 4
HARRISON CRIB              45      10/ 12/ 12   N/A
NORTHERLY ISL              45     330/  7/ 10   N/A
CALUMET HARBOR             46     340/  8/ 12 1015.4
BURNS HARBOR               48     360/  4/  5 1015.9F
MICHIGAN CITY              48     360/  8/  9 1015.0F
ST. JOSEPH BUOY            47 51     CALM     1016.2F         2/ 4
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-212000-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    48  47  96 NE12      29.91F FOG     TC   9
MACOMB*        LGT RAIN  47  47  98 NE13      29.97F TC   9
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-212000-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    49  45  87 NE6       29.98S TC   9
BLOOMINGTON    LGT RAIN  48  48 100 NE10      29.96F TC   9
DECATUR        LGT RAIN  50  49  96 NE13      29.94F FOG     TC  10
PEORIA         LGT RAIN  49  46  90 E9        29.96F FOG     TC   9
LACON*         LGT RAIN  47  42  82 NE5       29.98S TC   9
SPRINGFIELD    LGT RAIN  50  49  96 E12       29.92F FOG     TC  10
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-212000-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      LGT RAIN  49  48  97 NE12      29.94F VSB 1   TC   9
RANTOUL*       CLOUDY    48  46  93 NE7       29.96F FOG     TC   9
MATTOON        RAIN      52  51  97 NE7       29.91F FOG     TC  11
PARIS*         CLOUDY    51  50  97 NE8       29.94F FOG     TC  11
$$

ILZ079-100>102-212000-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLOUDY    55  54  94 NE9       29.88F FOG     TC  13
BELLEVILLE     CLOUDY    59  58  97 S5        29.85F FOG     TC  15
CAHOKIA*       CLOUDY    58  56  93 CALM      29.86F TC  14
SPARTA*        CLOUDY    60  60 100 S6        29.87F TC  15
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-212000-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    61  61 100 S8        29.87F FOG     TC  16
EFFINGHAM*     DRIZZLE   54  54 100 NE5       29.91F TC  12
MARION         LGT RAIN  61  61 100 S8        29.88F TC  16
MT. VERNON     CLOUDY   N/A N/A N/A SE5       29.88F
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         DRIZZLE   56  56  98 E5        29.88F TC  14
METROPOLIS*    CLOUDY    63  62  97 CALM      29.89F FOG     TC  17
$$

ILZ067-068-072-073-078-083-087-091-212000-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  RAIN      54  54 100 E8        29.90F FOG     TC  12
FLORA*         LGT RAIN  55 N/A N/A E5        29.89F TC  13
FAIRFIELD*     CLOUDY    56  56  98 E5        29.88F TC  14
HARRISBURG*    CLOUDY    60  58  92 SE6       29.88F TC  16
$$

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