Regional Weather Roundup
Issued by NWS

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521
ASUS43 KLOT 270401
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CST WED NOV 26 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.

ILZ001-002-007-009-015-016-024-270500-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         MOCLDY    29  18  63 NW22G30   30.22R WCI  15 TC  -2
STERLING*      CLOUDY    30  21  69 W18G28    30.17R WCI  18 TC  -1
$$

ILZ003-004-008-010-011-017-018-270500-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    30  18  60 W20G26    30.12R WCI  17 TC  -1
DE KALB*       CLOUDY    28  19  68 W16G29    30.10R WCI  17 TC  -2
PERU*          CLOUDY    30  20  66 W22G29    30.16R WCI  17 TC  -1
$$

ILZ005-006-012>014-019>023-270500-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    31  18  58 W15G29    30.05R WCI  20 TC  -1
CHICAGO-MIDWAY CLOUDY    31  18  58 W21G30    30.07R WCI  18 TC  -1
AURORA         CLOUDY    29  19  66 W24G33    30.10R WCI  15 TC  -2
JOLIET*        CLOUDY    32  19  59 NW15G22   30.13R WCI  22 TC   0
WAUKEGAN       CLEAR     30  18  60 W15G26    30.01R WCI  19 TC  -1
DUPAGE AIRPORT CLOUDY    30  19  63 W18G29    30.07R WCI  18 TC  -1
WHEELING       CLOUDY    32  19  58 NW16G25   30.05R WCI  21 TC   0
MORRIS*        CLOUDY    31  22  69 NW10G22   30.13R WCI  22 TC  -1
ROMEOVILLE*    CLOUDY    30  18  59 W20G31    30.11R WCI  18 TC  -1
LANSING*       CLOUDY    31  14  49 W20G30    30.08R WCI  19 TC  -1
NORTHERLY ISL*   N/A     32  20  61 W18         N/A  WCI  20 TC   0
$$

LMZ740>746-270500-
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           35 48  290/ 29/ 37 1014.6R
HARRISON CRIB              33     290/ 29/ 33   N/A
NORTHERLY ISL              32     280/ 11/ 22   N/A
CALUMET HARBOR             32     260/  5/ 17 1017.1
BURNS HARBOR               34     290/ 16/ 21 1016.9S
MICHIGAN CITY              34     280/ 32/ 36 1016.0R
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-270500-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLEAR     31  21  66 W10       30.29R WCI  22 TC  -1
GALESBURG*     CLOUDY    31  27  83 W21G29      N/A  WCI  19 TC   0
MACOMB*        CLOUDY    32  22  68 NW20G26   30.28S WCI  20 TC   0
JACKSONVILLE*  CLEAR     31  20  64 W15       30.28R WCI  20 TC   0
PITTSFIELD*    CLEAR     34  21  59 W9        30.30S WCI  27 TC   1
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-270500-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        PTCLDY    29  19  68 W21       30.18R WCI  15 TC  -2
BLOOMINGTON    CLOUDY    31  21  66 W16       30.19R WCI  20 TC  -1
DECATUR        CLEAR     33  18  53 W13       30.23R WCI  24 TC   1
PEORIA         CLOUDY    33  19  56 NW15G25   30.22R WCI  23 TC   1
LACON*         CLOUDY    29  19  65 NW12G18   30.20R WCI  19 TC  -2
LINCOLN*       PTCLDY    33  16  50 W6        30.24R WCI  27 TC   0
SPRINGFIELD    CLEAR     31  20  63 W13       30.26R WCI  21 TC  -1
TAYLORVILLE    CLEAR     32  22  66 W12       30.26S WCI  23 TC   0
$$

ILZ033-039-045-046-055>057-062-063-270500-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLEAR     29  19  66 W14       30.19S WCI  18 TC  -2
RANTOUL*       CLEAR     30  19  63 W12       30.18R WCI  20 TC  -1
MATTOON        CLEAR     32  20  61 W12       30.22S WCI  23 TC   0
PARIS*         CLEAR     31  20  65 W12       30.21S WCI  21 TC  -1
$$

ILZ079-100>102-270500-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLEAR     36  21  55 NW10      30.30S WCI  28 TC   2
BELLEVILLE     PTCLDY    38  22  53 W10       30.29S WCI  30 TC   3
CAHOKIA*       PTCLDY    38  21  50 NW9       30.31S WCI  31 TC   3
SPARTA*        MOCLDY    36  23  59 W5        30.32S WCI  32 TC   2
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-270500-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     MOCLDY    39  22  50 NW8       30.31S WCI  33 TC   4
CAIRO*         CLOUDY    40  28  60 W3        30.34S TC   5
EFFINGHAM*     PTCLDY    33  21  59 W8        30.28S WCI  27 TC   1
MT. VERNON     MOCLDY   N/A N/A N/A W8        30.30S
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         PTCLDY    35  26  69 W8        30.28S WCI  29 TC   2
METROPOLIS*    MOCLDY    39  21  47 CALM      30.33R TC   4
$$

ILZ067-068-072-073-078-083-087-091-270500-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  PTCLDY    35  19  52 W10       30.26S WCI  27 TC   2
FLORA*         PTCLDY    34  23  64 W8        30.28S WCI  27 TC   1
FAIRFIELD*     PTCLDY    35  23  61 W3        30.29S TC   2
HARRISBURG*    MOCLDY    35  24  64 W6        30.31S WCI  30 TC   2
$$

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