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

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880
ASUS43 KLOT 150806
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT SUN JUN 15 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.

ILZ001-002-007-009-015-016-024-150900-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         PTCLDY    64  62  93 CALM      30.04S TC  18
$$

ILZ003-004-008-010-011-017-018-150900-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       MOCLDY    62  55  77 E6        30.09F TC  17
ROCHELLE*      PTCLDY    60  55  82 E6        30.08F TC  16
DE KALB*       PTCLDY    57  54  89 E8        30.08F TC  14
PERU*          PTCLDY    62  58  86 NE5       30.07S TC  17
$$

ILZ005-006-012>014-019>023-150900-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTCLDY    59  52  77 NE6       30.08S TC  15
CHICAGO-MIDWAY PTCLDY    61  52  72 NE5       30.08F TC  16
AURORA         PTCLDY    59  52  77 E6        30.07F TC  15
JOLIET*        PTCLDY    60  56  84 CALM      30.07F TC  16
WAUKEGAN       PTCLDY    57  50  77 CALM      30.08F TC  14
DUPAGE AIRPORT PTCLDY    57  52  83 N5        30.08S TC  14
KANKAKEE*      MOCLDY    63  56  79 NE7       30.06F TC  17
WHEELING       PTCLDY    57  52  83 N5        30.10S TC  14
MORRIS*        PTCLDY    59  55  87 CALM      30.06F TC  15
ROMEOVILLE*    PTCLDY    59  55  88 NE6       30.08F TC  15
LANSING*       CLOUDY    59  56  90 CALM      30.09S TC  15
NORTHERLY ISL*   N/A     59  52  77 MISG        N/A  TC  15
$$

LMZ740>746-150900-
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           56 57   20/  8/ 10 1018.8F         1/ 4
WINTHROP HARBOR            58 58   20/  8/ 10   N/A           1/ 3
WAUKEGAN HARBOR            58 58  340/  4/  6   N/A           1/ 4
WILMETTE BUOY              57      20/ 10/ 14 1019.3F         2/ 4
CHICAGO BUOY               59 60  330/ 10/ 14 1019.4S         2/ 4
HARRISON CRIB              61     350/ 12/ 13   N/A
NORTHERLY ISL              61      10/  7       N/A
CALUMET HARBOR             59     340/  4/  5 1017.8
BURNS HARBOR               60     340/  3/  4 1019.3F
MICHIGAN CITY              60     340/  3/  3 1017.8F
ST. JOSEPH BUOY            62 63     CALM     1019.3F         2/ 4
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-150900-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLEAR     65  64  97 NE5       30.03S TC  18
GALESBURG*     PTCLDY    66  62  87 E3        30.06S TC  19
MACOMB*        PTCLDY    63  62  99 E6        30.05F FOG     TC  17
JACKSONVILLE*  CLEAR     64  64  98 NE5       30.03S TC  18
PITTSFIELD*    CLEAR     66  65  98 W3        30.04R TC  19
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-150900-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        PTCLDY    61  58  89 NE8       30.05S TC  16
BLOOMINGTON    PTCLDY    62  62 100 N6        30.05F TC  17
DECATUR        PTCLDY    66  64  93 NE5       30.02F FOG     TC  19
PEORIA         CLEAR     67  63  87 E5        30.05S TC  19
LACON*         CLEAR     63  58  86 CALM      30.06R TC  17
LINCOLN*       PTCLDY    66  66 100 CALM      30.03F TC  19
SPRINGFIELD    CLOUDY    67  66  97 E3        30.03F TC  19
TAYLORVILLE    PTCLDY    64  64 100 MISG      30.03F FOG     TC  18
$$

ILZ033-039-045-046-055>057-062-063-150900-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      PTCLDY    67  65  93 NE7       30.01F FOG     TC  19
RANTOUL*       PTCLDY    65  63  91 NE8       30.02F TC  19
MATTOON        CLOUDY    66  64  93 NE12      30.00F TC  19
PARIS*         CLOUDY    65  64  97 NE8       30.01F FOG     TC  19
$$

ILZ079-100>102-150900-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLEAR     68  68  99 CALM      30.02R TC  20
SPARTA*        PTCLDY    71  69  96 N3        30.01S TC  22
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-150900-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    71  70  96 NW5       29.99R TC  22
CAIRO*         CLEAR     73  72  99 CALM      29.98F TC  23
EFFINGHAM*     MOCLDY    66  66 100 N3        30.01F TC  19
MARION         CLOUDY    71  70  96 CALM      30.00R TC  22
MT. VERNON     PTCLDY    69  69 100 N3        30.00S TC  21
CENTRALIA*     CLEAR     70  68  94 N5        30.00S TC  21
SALEM*         CLEAR     70  67  88 N5        30.00S TC  21
METROPOLIS*    CLEAR     70  69  96 CALM      29.98F TC  21
$$

ILZ067-068-072-073-078-083-087-091-150900-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLOUDY    70  67  90 NE9       29.99F TC  21
FLORA*         CLEAR     68 N/A N/A NE5       29.99F TC  20
FAIRFIELD*     MOCLDY    70  67  89 N6        29.98F TC  21
HARRISBURG*    CLEAR     71  70  97 NW3       29.98S TC  22
$$

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