Regional Weather Roundup
Issued by NWS

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184
ASUS43 KLOT 091908
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT SUN AUG 09 2026

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.

ILZ001-002-007-009-015-016-024-092000-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         PTSUNNY   82  71  69 E12       29.89F HX  86  TC  28
STERLING*      PTSUNNY   83  71  67 E6        29.91S HX  87  TC  28
SAVANNA*       PTSUNNY   82  67  60 E5        29.91R HX  85  TC  28
$$

ILZ003-004-008-010-011-017-018-092000-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       PTSUNNY   79  68  69 E7G17     29.92F HX  81  TC  26
FREEPORT*      CLOUDY    77  73  86 N5        29.96S TC  25
ROCHELLE*      PTSUNNY   83  69  62 N5        29.94F HX  86  TC  28
DE KALB*       PTSUNNY   77  72  84 NE10      29.96F TC  25
PERU*          PTSUNNY   86  79  79 CALM      29.91F HX  99  TC  30
$$

ILZ005-006-012>014-019>023-092000-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  TSTM      71  69  93 W15G35    29.94R FOG     TC  22
CHICAGO-MIDWAY TSTM      83  74  74 SW12G20   29.94F HX  89  TC  28
AURORA         TSTM      74  72  93 N6        29.95R TC  23
JOLIET*        PTSUNNY   86  75  70 S13       29.95R HX  95  TC  30
WAUKEGAN       MOSUNNY   68  68 100 SW5       29.96F TC  20
DUPAGE AIRPORT TSTM      72  71  97 SW8       29.97R TC  22
KANKAKEE*      MOSUNNY   85  73  68 S13       29.97F HX  92  TC  30
WHEELING       TSTM      71  67  87 CALM      29.96F TC  22
LANSING*       PTSUNNY   84  73  69 S14       29.96F HX  89  TC  29
NORTHERLY ISL*   N/A     71  67  87 NW20        N/A  TC  22
$$

LMZ740>746-092000-
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)
HARRISON CRIB              72     340/ 25/ 31   N/A
NORTHERLY ISL              83     180/ 11/ 16   N/A
CALUMET HARBOR             84     160/ 10/ 14 1014.3F
BURNS HARBOR                                  1015.2F
MICHIGAN CITY              84     170/  9/ 11 1012.9F
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-092000-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         PTSUNNY   86  76  71 S10       29.95F HX  96  TC  30
GALESBURG*     PTSUNNY   83  78  84 S9        29.94F HX  93  TC  28
MACOMB*        PTSUNNY   82  80  92 SE6       29.94F HX  93  TC  28
JACKSONVILLE*  PTSUNNY   85  76  74 S10       29.98R HX  95  TC  30
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-092000-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        MOSUNNY   86  76  71 SW8       29.96S HX  96  TC  30
BLOOMINGTON    PTSUNNY   87  76  69 S16       29.97F HX  97  TC  31
DECATUR        MOSUNNY   87  72  60 S16G25    29.96F HX  93  TC  31
PEORIA         PTSUNNY   86  76  71 S10       29.93F HX  96  TC  30
LACON*         CLOUDY    85  74  69 SW10G16   29.92F HX  92  TC  30
LINCOLN*       PTSUNNY   89  77  67 S9        29.97R HX 102  TC  32
SPRINGFIELD    PTSUNNY   86  75  69 S7G17     29.97R HX  95  TC  30
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-092000-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      MOSUNNY   86  75  69 S13G25    29.99F HX  95  TC  30
DANVILLE*      CLOUDY    86  75  68 SW10G17   30.02F HX  95  TC  30
RANTOUL*       MOSUNNY   87  74  65 S13       29.99F HX  94  TC  30
MATTOON        MOSUNNY   85  74  69 S13G22    30.01F HX  92  TC  29
PARIS*         PTSUNNY   85  74  70 S13G18    30.02F HX  92  TC  29
$$

ILZ079-100>102-092000-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          SUNNY     90  77  66 S15G22    29.96F HX 102  TC  32
BELLEVILLE     SUNNY     90  78  67 S20       29.94F HX 104  TC  32
CAHOKIA*       MOSUNNY   90  76  63 S14G23    29.95F HX 101  TC  32
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-092000-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     SUNNY     90  73  58 S13       30.03F HX  98  TC  32
CAIRO*         MOSUNNY   89  79  72 CALM      30.05F HX 103  TC  32
EFFINGHAM*     MOSUNNY   87  78  74 SE12      30.03F HX  98  TC  30
MT. VERNON     MOSUNNY   90  75  61 S14       30.02F HX 100  TC  32
CENTRALIA*     MOSUNNY   89  75  63 S10G17    30.01F HX  99  TC  32
SALEM*           N/A     88  76  68 MISG      30.01F HX  99  TC  31
METROPOLIS*    MOSUNNY   88  72  58 S5        30.07F HX  94  TC  31
$$

ILZ067-068-072-073-078-083-087-091-092000-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  MOSUNNY   88  72  58 SW9G20    30.05F HX  94  TC  31
FAIRFIELD*     PTSUNNY   87  74  66 S10       30.03F HX  95  TC  30
HARRISBURG*    MOSUNNY   88  74  62 SW9       30.05F HX  96  TC  31
ROBINSON*      MOSUNNY   86  75  70 S13       30.03F HX  95  TC  30
$$

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