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

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592
ASUS43 KLOT 230410
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.

ILZ001-002-007-009-015-016-024-230500-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLEAR     46  41  82 W8        30.05R TC   8
STERLING*      CLEAR     41  40  96 SW8       30.03S TC   5
$$

ILZ003-004-008-010-011-017-018-230500-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLEAR     43  37  79 W9        30.02R TC   6
DE KALB*       CLEAR     43  39  86 W15G23    30.01R TC   6
PERU*          CLEAR     45  40  83 SW9       30.03S TC   7
$$

ILZ005-006-012>014-019>023-230500-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTCLDY    46  35  65 W12G20    29.98S TC   8
CHICAGO-MIDWAY PTCLDY    46  36  68 W10       29.99S TC   8
AURORA         CLEAR     41  37  86 W12       30.00S TC   5
JOLIET*        CLEAR     46  40  78 W5        30.02S TC   8
WAUKEGAN       CLEAR     45  36  70 W10       29.96R TC   7
DUPAGE AIRPORT CLEAR     42  36  79 W8        29.99S TC   6
WHEELING       CLEAR     45  36  70 W8        30.00R TC   7
MORRIS*        CLEAR     43  40  88 W9        30.01S TC   6
ROMEOVILLE*    CLEAR     45  37  76 SW9       30.01S TC   7
LANSING*       CLEAR     44  34  67 SW10      30.00F TC   7
NORTHERLY ISL*   N/A     47  35  63 NW8         N/A  TC   8
$$

LMZ740>746-230500-
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           49 50  260/ 19/ 25 1014.1F
WINTHROP HARBOR            47 48  210/ 14/ 17   N/A           1/ 4
WAUKEGAN HARBOR            47 47  220/ 12/ 17   N/A           1/ 4
HARRISON CRIB              49     250/ 22/ 25   N/A
NORTHERLY ISL              48     260/  4/ 14   N/A
CALUMET HARBOR             47     230/  5/ 12 1015.2
BURNS HARBOR               48     230/ 10/ 14 1016.3S
MICHIGAN CITY              49     230/ 19/ 20 1015.0
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-230500-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLEAR     44  43  96 SW9       30.12R TC   7
GALESBURG*     CLEAR     45  45 100 W12G17    30.08S TC   7
MACOMB*        CLEAR     45  43  93 W13       30.10F TC   7
JACKSONVILLE*  CLEAR     43  43  99 SW6       30.11F TC   6
PITTSFIELD*    CLEAR     47  45  93 W8        30.13S TC   8
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-230500-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLEAR     44  40  86 SW13      30.04F TC   7
BLOOMINGTON    CLEAR     43  42  97 SW14      30.07F TC   6
DECATUR        CLEAR     46  42  86 SW12      30.09F TC   8
PEORIA         CLEAR     44  41  89 W6        30.07F TC   7
LACON*         CLEAR     45  39  81 SW7       30.05S TC   7
LINCOLN*       CLEAR     45  44  99 CALM      30.09S TC   7
SPRINGFIELD    CLEAR     44  42  93 SW7       30.10F TC   7
TAYLORVILLE    CLEAR     46  43  87 MISG      30.11F TC   8
$$

ILZ033-039-045-046-055>057-062-063-230500-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLEAR     41  38  89 SW9       30.08S TC   5
RANTOUL*       CLEAR     39  37  93 SW7       30.07S WCI  34 TC   4
MATTOON        CLEAR     44  39  82 SW6       30.09F TC   7
PARIS*         CLEAR     39  35  84 SW8       30.09F WCI  34 TC   4
$$

ILZ079-100>102-230500-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLEAR     45  43  93 W5        30.15R TC   7
BELLEVILLE     CLEAR     44  42  94 CALM      30.13F TC   6
CAHOKIA*       CLEAR     46  44  93 W5        30.15S TC   8
SPARTA*        CLEAR     46  46 100 CALM      30.18R TC   8
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-230500-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLEAR     44  44 100 W6        30.16S FOG     TC   7
CAIRO*         CLOUDY    44  44  99 CALM      30.18S VSB<1/4 TC   7
EFFINGHAM*     CLEAR     40  38  93 SW3       30.14S TC   5
MT. VERNON     CLEAR    N/A N/A N/A CALM      30.15S
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         CLEAR     46  42  88 S3        30.13F TC   8
METROPOLIS*    FOG       42  41  97 CALM      30.18R VSB 3/4 TC   6
$$

ILZ067-068-072-073-078-083-087-091-230500-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  PTCLDY    39  38  96 SW3       30.13S TC   4
FLORA*         CLEAR     41  41 100 SW3       30.14S TC   5
FAIRFIELD*     CLEAR     41  39  93 CALM      30.15S TC   5
HARRISBURG*    FOG       39  38  95 CALM      30.16S VSB 1/2 TC   4
ROBINSON*      PTCLDY    39  37  93 SW5       30.12R TC   4
$$

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