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

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987
ASUS43 KLOT 170708
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CST MON NOV 17 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.

ILZ001-002-007-009-015-016-024-170800-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         MOCLDY    32  24  72 CALM      30.04S TC   0
STERLING*      PTCLDY    27  22  81 E3        30.04S TC  -3
$$

ILZ003-004-008-010-011-017-018-170800-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       PTCLDY    26  21  81 CALM      30.04S TC  -3
DE KALB*       CLEAR     32  20  62 NW6       30.02R WCI  26 TC   0
PERU*          PTCLDY    34  22  62 CALM      30.03R TC   1
$$

ILZ005-006-012>014-019>023-170800-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLEAR     36  18  48 NW7       29.99R WCI  30 TC   2
CHICAGO-MIDWAY CLEAR     36  18  48 NW8       30.00R WCI  30 TC   2
AURORA         CLEAR     27  20  75 NW6       30.01R WCI  20 TC  -3
JOLIET*        CLEAR     28  21  75 CALM      30.02S TC  -2
WAUKEGAN       CLEAR     34  16  47 W6        29.99R WCI  29 TC   1
DUPAGE AIRPORT CLEAR     34  19  54 NW6       30.00S WCI  29 TC   1
WHEELING       CLEAR     34  18  52 MISG      30.01R TC   1
MORRIS*        CLEAR     32  23  69 N5        30.01S WCI  28 TC   0
ROMEOVILLE*    CLEAR     34  21  60 NW6       30.02R WCI  29 TC   1
LANSING*       CLEAR     35  15  44 NW6       30.00F WCI  30 TC   2
NORTHERLY ISL*   N/A     40  18  41 NW14        N/A  TC   4
$$

LMZ740>746-170800-
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                  350/ 16/ 19   N/A
WINTHROP HARBOR            38 48  230/ 12/ 16   N/A           3/ 6
WAUKEGAN HARBOR            38 48  240/ 10/ 12   N/A           3/ 6
HARRISON CRIB              41     310/ 14/ 16   N/A
NORTHERLY ISL              42     290/  9/ 14   N/A
CALUMET HARBOR             39     260/  4/  5 1014.8R
BURNS HARBOR               45     330/  9/ 12 1015.6R
MICHIGAN CITY              45     330/ 20/ 22 1014.4R
ST. JOSEPH BUOY            45 49  310/ 21/ 27 1015.0S         7/ 7
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-170800-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    44  23  43 NE3       30.03F TC   7
GALESBURG*     CLOUDY    33  28  82 CALM      30.05S TC   1
MACOMB*        CLOUDY    40  28  61 CALM      30.06S TC   4
JACKSONVILLE*  CLOUDY    41  27  57 CALM      30.05R TC   5
PITTSFIELD*    CLOUDY    38  29  70 CALM      30.05S TC   3
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-170800-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        PTCLDY    32  20  60 SW3       30.03R TC   0
BLOOMINGTON    PTCLDY    34  21  59 NW7       30.04R WCI  28 TC   1
DECATUR        PTCLDY    33  19  56 CALM      30.04S TC   1
PEORIA         PTCLDY    35  19  52 CALM      30.04S TC   2
LACON*         MOCLDY    33  23  66 CALM      30.04R TC   0
LINCOLN*       PTCLDY    35  20  52 CALM      30.04S TC   2
SPRINGFIELD    PTCLDY    32  18  56 CALM      30.04S TC   0
TAYLORVILLE    PTCLDY    32  21  64 MISG      30.04S TC   0
$$

ILZ033-039-045-046-055>057-062-063-170800-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLEAR     30  17  58 W6        30.03R WCI  24 TC  -1
RANTOUL*       PTCLDY    32  19  59 W6        30.03R WCI  26 TC   0
MATTOON        PTCLDY    36  15  42 W5        30.03R WCI  32 TC   2
PARIS*         PTCLDY    25  16  67 CALM      30.03S TC  -4
$$

ILZ079-100>102-170800-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLEAR     35  25  67 CALM      30.05S TC   1
BELLEVILLE     CLEAR     35  28  73 CALM      30.03S TC   2
CAHOKIA*       CLEAR     33  29  85 CALM      30.04F TC   1
SPARTA*        CLEAR     36  28  73 CALM      30.05F TC   2
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170800-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLEAR     35  30  82 CALM      30.04F TC   2
CAIRO*         CLEAR     38  30  73 CALM      30.05S TC   3
EFFINGHAM*     PTCLDY    33  22  64 CALM      30.06S TC   1
MT. VERNON     CLEAR    N/A N/A N/A CALM      30.05S
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         CLEAR     36  24  61 CALM      30.04S TC   2
METROPOLIS*    CLEAR     37  28  71 CALM      30.05S TC   3
$$

ILZ067-068-072-073-078-083-087-091-170800-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLEAR     32  24  72 CALM      30.04S TC   0
FLORA*         CLEAR     32  27  80 CALM      30.05R TC   0
FAIRFIELD*     CLEAR     32  25  74 CALM      30.04S TC   0
HARRISBURG*    CLEAR     34  28  79 CALM      30.04F TC   1
ROBINSON*      CLEAR     30  23  74 SW2       30.03S TC  -1
$$

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