Regional Weather Roundup
Issued by NWS

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231
ASUS43 KLOT 231110
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT MON SEP 23 2024

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.

ILZ001-002-007-009-015-016-024-231200-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLEAR     56  51  84 NE3       29.99F TC  13
STERLING*      CLEAR     57  57 100 NE8       30.01S TC  14
SAVANNA*       CLEAR     48  46  93 N5        30.02S TC   9
$$

ILZ003-004-008-010-011-017-018-231200-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       PTCLDY    55  53  93 N6        30.03S TC  13
FREEPORT*      CLEAR     50  47  89 N3        30.04S TC  10
ROCHELLE*      CLEAR     54  52  94 N3        30.02S TC  12
DE KALB*       CLEAR     54  54 100 N6        30.02R TC  12
PERU*          CLOUDY    62  57  85 NE7       30.00R TC  17
$$

ILZ005-006-012>014-019>023-231200-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTCLDY    62  52  69 NE13      29.99R TC  17
CHICAGO-MIDWAY PTCLDY    64  53  67 N10       29.98R TC  18
AURORA         CLEAR     57  55  93 N3        30.00R TC  14
JOLIET*        PTCLDY    62  55  78 NE5       29.99R TC  17
WAUKEGAN       MOCLDY    57  53  86 N6        29.99S TC  14
DUPAGE AIRPORT CLEAR     55  53  93 N6        29.99R TC  13
KANKAKEE*      MOCLDY    61  57  87 NE7       29.98S TC  16
WHEELING       PTCLDY    62  52  69 NE9       30.01R TC  17
MORRIS*        PTCLDY    58  58 100 CALM      29.98S TC  14
ROMEOVILLE*    CLEAR     61  57  88 N14       29.99S TC  16
LANSING*       CLOUDY    63  52  67 N12       29.99R TC  17
NORTHERLY ISL*   N/A     64  55  72 NE15        N/A  TC  18
$$

LMZ740>746-231200-
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           62      20/ 17/ 21 1015.9R         6/ 7
WINTHROP HARBOR            65 71   20/ 17/ 23   N/A           4/ 6
WAUKEGAN HARBOR            65 71   50/ 17/ 21   N/A           4/ 7
WILMETTE BUOY              65 70  330/ 16/ 19 1014.6R         7/ 8
CHICAGO BUOY               66 71  360/ 17/ 23 1015.8          5/ 7
HARRISON CRIB              65      30/ 21/ 24   N/A
NORTHERLY ISL              63      30/ 14/ 16   N/A
CALUMET HARBOR             64      10/ 12/ 20 1014.3
MICHIGAN CITY              63      80/ 21/ 23 1013.6R
MICH CITY BUOY             65     330/ 17/ 23 1015.2R         7/ 7
ST. JOSEPH BUOY            63 69   40/ 19/ 25 1015.5R         6/ 6
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-231200-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    62  60  93 NE8       29.96S TC  17
GALESBURG*     CLOUDY    59  56  91 N6        30.00S TC  15
MACOMB*        CLOUDY    60  58  92 NE5       30.00S TC  16
JACKSONVILLE*  CLOUDY    63  62  97 NE8       29.96S TC  17
PITTSFIELD*    CLOUDY    64  63  98 NE7       29.97R TC  18
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-231200-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    62  60  94 N5        29.98F TC  17
BLOOMINGTON    CLOUDY    62  62 100 N8        29.98F TC  17
DECATUR        CLOUDY    65  62  90 NE6       29.97R TC  18
PEORIA         CLOUDY    63  59  87 NE7       29.97F TC  17
LACON*         CLOUDY    61  56  83 CALM      29.98F TC  16
LINCOLN*       CLOUDY    64  64 100 NE3       29.97S TC  18
SPRINGFIELD    CLOUDY    63  63 100 NE6       29.95F TC  17
TAYLORVILLE    CLOUDY    64  61  91 NE3       29.96R TC  18
$$

ILZ033-039-045-046-055>057-062-063-231200-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLOUDY    66  63  90 N9        29.96R TC  19
RANTOUL*       CLOUDY    64  62  92 NE7       29.96S TC  18
MATTOON        CLOUDY    64  64 100 E3        29.94S FOG     TC  18
PARIS*         CLOUDY    65  64  96 NE3       29.97R TC  19
$$

ILZ079-100>102-231200-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          RAIN      66  65  99 NE3       29.94F TC  19
BELLEVILLE     CLOUDY    67  65  91 NE3       29.92S TC  20
CAHOKIA*       CLOUDY    67  64  90 E7        29.92F TC  19
SPARTA*        CLOUDY    69  67  95 N6        29.93F TC  21
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-231200-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    70  68  93 E5        29.91F TC  21
CAIRO*         MOCLDY    71  71  99 CALM      29.91S TC  22
EFFINGHAM*     CLOUDY    65  64  94 CALM      29.97F TC  19
MARION         CLOUDY    69  68  96 CALM      29.92F TC  21
MT. VERNON     CLOUDY    66  66 100 NE7       29.94S TC  19
CENTRALIA*     CLOUDY    66  65  98 E3        29.94S FOG     TC  19
SALEM*         CLOUDY    67  65  95 NE3       29.95R TC  19
METROPOLIS*    CLOUDY    70  69  97 CALM      29.92S FOG     TC  21
$$

ILZ067-068-072-073-078-083-087-091-231200-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLOUDY    69  65  86 CALM      29.95S TC  21
FLORA*         CLOUDY    66  64  94 NE6       29.95S TC  19
FAIRFIELD*     CLOUDY    66  64  94 NE5       29.94S TC  19
HARRISBURG*    CLOUDY    69  67  92 CALM      29.93S TC  21
$$

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