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

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580
ASUS43 KLOT 222306
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CST SAT NOV 22 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.

ILZ001-002-007-009-015-016-024-230000-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         PTCLDY    50  38  63 SW12      29.98F TC  10
STERLING*      PTCLDY    49  36  61 SW10      29.99F TC   9
$$

ILZ003-004-008-010-011-017-018-230000-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       MOCLDY    44  33  65 SW7       29.99R TC   7
DE KALB*       CLOUDY    46  36  68 SW12      29.99S TC   8
PERU*          CLEAR     47  36  65 S10       30.01F TC   8
$$

ILZ005-006-012>014-019>023-230000-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  MOCLDY    47  36  65 S14G25    29.96F TC   8
CHICAGO-MIDWAY MOCLDY    48  37  65 SW14G21   29.98F TC   9
AURORA         MOCLDY    47  37  68 SW12      29.98F TC   8
JOLIET*        CLOUDY    50  39  67 SW9       30.01F TC  10
WAUKEGAN       MOCLDY    46  36  68 SW13      29.96S TC   8
DUPAGE AIRPORT MOCLDY    47  38  71 S12       29.97F TC   8
WHEELING       PTCLDY    47  36  65 SW8       29.98S TC   8
MORRIS*        CLOUDY    49  41  74 SW10      30.01S TC   9
ROMEOVILLE*    CLOUDY    48  39  71 S14G21    30.00F TC   9
LANSING*       CLOUDY    46  34  64 SW10      30.02S TC   8
NORTHERLY ISL*   N/A     47  36  65 S14         N/A  TC   8
$$

LMZ740>746-230000-
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           48 50  200/ 19/ 23 1014.9R
WINTHROP HARBOR            48 48  210/ 10/ 14   N/A           2/ 4
WAUKEGAN HARBOR            48 47  200/ 12/ 16   N/A           2/ 4
HARRISON CRIB              48     210/ 25/ 28   N/A
NORTHERLY ISL              47     200/  8/ 15   N/A
CALUMET HARBOR             47     190/ 11/ 15 1015.4
BURNS HARBOR               48     210/  7/ 11 1016.6F
MICHIGAN CITY              47     190/ 11/ 14 1015.6F
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-230000-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLEAR     45  42  89 SW8       30.09R TC   7
GALESBURG*     CLEAR     47  43  87 S10       30.04F TC   8
MACOMB*        CLEAR     48  42  81 SW13      30.08F TC   9
JACKSONVILLE*  CLEAR     46  42  86 SW3       30.11R TC   8
PITTSFIELD*    CLEAR     48  44  84 SW5       30.11S TC   9
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-230000-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    48  38  66 SW10      30.05F TC   9
BLOOMINGTON    PTCLDY    46  38  73 SW9       30.08S TC   8
DECATUR        CLEAR     47  37  68 W3        30.09S TC   8
PEORIA         CLEAR     48  36  63 SW10      30.06F TC   9
LACON*         PTCLDY    48  32  53 SW9       30.02F TC   9
LINCOLN*       CLEAR     49  39  68 CALM      30.09R TC  10
SPRINGFIELD    CLEAR     46  43  89 W7        30.10R TC   8
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-230000-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      PTCLDY    44  39  82 SW9       30.08R TC   7
MATTOON        PTCLDY    47  37  68 S3        30.08S TC   8
PARIS*         PTCLDY    44  38  82 SW3       30.09S TC   7
$$

ILZ079-100>102-230000-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLEAR     48  41  76 W6        30.12S TC   9
BELLEVILLE     PTCLDY    51  44  75 NW5       30.10R TC  11
CAHOKIA*       CLEAR     53  42  66 NW6       30.12R TC  12
SPARTA*        CLEAR     54  42  66 CALM      30.13R TC  12
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-230000-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLEAR     50  47  89 SW3       30.12R TC  10
CAIRO*         CLOUDY    53  50  90 N8        30.13R TC  12
EFFINGHAM*     MOCLDY    48  40  73 CALM      30.12R TC   9
MARION         CLEAR     52  46  82 CALM      30.12R TC  11
MT. VERNON     CLEAR    N/A N/A N/A CALM      30.11R
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         PTCLDY    54  44  69 W6        30.11R TC  12
METROPOLIS*    CLOUDY    52  46  82 CALM      30.12R TC  11
$$

ILZ067-068-072-073-078-083-087-091-230000-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  PTCLDY    51  38  60 NW6       30.10R TC  11
FLORA*         PTCLDY    54  39  58 CALM      30.11R TC  12
FAIRFIELD*     CLEAR     53  41  64 CALM      30.10R TC  12
HARRISBURG*    CLEAR     51  46  83 SW5       30.12R TC  11
ROBINSON*      MOCLDY    50  37  62 W3        30.09R TC  10
$$

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