Regional Weather Roundup
Issued by NWS

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602
ASUS43 KLOT 190301
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CST TUE NOV 18 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.

ILZ001-002-007-009-015-016-024-190400-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    43  41  93 NE10      30.08R TC   6
STERLING*      MOCLDY    42  42 100 NE9       30.09R TC   6
$$

ILZ003-004-008-010-011-017-018-190400-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    40  37  89 N8        30.12R TC   4
DE KALB*       CLOUDY    40  40 100 NE10      30.09R FOG     TC   4
PERU*          CLOUDY    43  41  92 NE7       30.07R FOG     TC   6
$$

ILZ005-006-012>014-019>023-190400-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    42  39  89 E8        30.07R TC   6
CHICAGO-MIDWAY CLOUDY    43  40  89 NE7       30.08R TC   6
AURORA         CLOUDY    42  41  96 NE7       30.07R FOG     TC   6
JOLIET*        CLOUDY    44  42  93 NE7       30.07S TC   7
WAUKEGAN       CLOUDY    41  39  93 NE7       30.09R TC   5
DUPAGE AIRPORT CLOUDY    41  40  96 NE8       30.07R TC   5
WHEELING       CLOUDY    42  40  92 MISG      30.10R TC   6
MORRIS*        CLOUDY    43  42  99 E5        30.06R FOG     TC   6
ROMEOVILLE*    CLOUDY    43  41  93 NE8       30.07S TC   6
LANSING*       CLOUDY    41  36  82 E5        30.08R HAZE    TC   5
NORTHERLY ISL*   N/A     42  39  89 NE8         N/A  TC   6
$$

LMZ740>746-190400-
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           41 50   70/ 14/ 16 1019.7R
WINTHROP HARBOR            44 48                N/A           3/ 6
WAUKEGAN HARBOR            43 47   10/ 10/ 14   N/A           3/ 5
HARRISON CRIB              43      90/  7/  8   N/A
NORTHERLY ISL              42      60/  7/ 12   N/A
CALUMET HARBOR             43      50/  6/  9 1017.6
BURNS HARBOR               40      80/  3/  4 1019.0R
MICHIGAN CITY              40     110/  6/  6 1018.1R
ST. JOSEPH BUOY            40 50   60/ 10/ 12 1018.9R         2/ 4
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-190400-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    48  45  89 N8        30.05R TC   9
GALESBURG*     CLOUDY    42  42 100 NE9       30.08R FOG     TC   6
MACOMB*        CLOUDY    45  45  99 NE6       30.08R FOG     TC   7
JACKSONVILLE*  CLOUDY    49  48  97 N10       30.05R TC  10
PITTSFIELD*    CLOUDY    51  46  83 N5        30.05R TC  10
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-190400-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    42  41  97 NE8       30.06S FOG     TC   6
BLOOMINGTON    CLOUDY    43  43 100 NE13      30.05R FOG     TC   6
DECATUR        CLOUDY    48  46  93 NE14      30.03R TC   9
PEORIA         CLOUDY    44  43  96 NE6       30.06R TC   7
LACON*         CLOUDY    42  40  91 NE7       30.06R FOG     TC   6
SPRINGFIELD    CLOUDY    49  47  93 N12       30.04R TC   9
TAYLORVILLE    CLOUDY    50  48  93 MISG      30.02R TC  10
$$

ILZ033-039-045-046-055>057-062-063-190400-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLOUDY    45  45 100 N14       30.03R FOG     TC   7
MATTOON        CLOUDY    48  47  96 N10       30.00R TC   9
PARIS*         CLOUDY    47  46  97 NE6       30.02R TC   8
$$

ILZ079-100>102-190400-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLEAR     48  46  93 N8        30.03R TC   9
BELLEVILLE     CLOUDY    53  51  90 N9        30.00  TC  12
CAHOKIA*       CLEAR     52  49  89 N6        30.02R TC  11
SPARTA*        CLEAR     55  54  94 N8        30.01R TC  13
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190400-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     MOCLDY    60  57  89 N7        29.97R TC  16
CAIRO*         CLEAR     62  62  97 CALM      29.95R TC  17
EFFINGHAM*     CLOUDY    50  50 100 N5        30.02R TC  10
MT. VERNON     CLEAR    N/A N/A N/A N3        29.98R
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         MOCLDY    53  51  95 N8        30.00R FOG     TC  12
METROPOLIS*    CLEAR     65  65  97 CALM      29.95R TC  19
$$

ILZ067-068-072-073-078-083-087-091-190400-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLOUDY    48  47  96 N7        29.98R TC   9
FLORA*         MOCLDY    50 N/A N/A N7        30.00R TC  10
FAIRFIELD*     MOCLDY    51  49  93 N8        29.97R TC  11
HARRISBURG*    PTCLDY    60  58  94 CALM      29.96R TC  16
$$

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