Regional Weather Roundup
Issued by NWS

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278
ASUS43 KDMX 301206
RWRIA

WEATHER ROUNDUP FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
700 AM CDT WED SEP 30 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 NWS STATIONS...THUS NOT UNDER NWS
QUALITY CONTROL.  THEY ALSO DO NOT REPORT WEATHER SUCH
AS PRECIPITATION OR FOG.

IAZ001>003-012>014-020>022-031>034-043>046-301300-
   NORTHWEST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARROLL *      CLOUDY    68  68 100 CALM      29.79S FOG     TC  20
CHEROKEE *     CLOUDY    66  66 100 S1        29.78S FOG     TC  19
DENISON *      CLOUDY    68  68 100 CALM      29.80S FOG     TC  20
LE MARS *      FOG      N/A N/A N/A CALM      29.76S VSB<1/4
MAURICE *      FOG       64  64 100 CALM      29.78S VSB<1/4 TC  18
SHELDON *      FOG       64  64 100 S6        29.77R VSB 1/4 TC  18
SIOUX CITY     FOG       66  66 100 CALM      29.78R VSB 1/4 TC  19
6HR MIN TEMP:  64; 6HR MAX TEMP:  66;

SPENCER        FOG       65  65 100 CALM      29.79R VSB 3/4 TC  18
6HR MIN TEMP:  61; 6HR MAX TEMP:  65;

STORM LAKE *   FOG       66  66 100 CALM      29.79S VSB 1/4 TC  19
$$

IAZ055>058-069>071-079>083-090>094-301300-
   SOUTHWEST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ATLANTIC *     LGT RAIN  68  68 100 CALM      29.78S TC  20
AUDUBON *        N/A     68  66  94 CALM      29.80R VSB 1/4 TC  20
CLARINDA *     LGT RAIN  66  68 100 S5        29.81S TC  19
COUNCIL BLFS * FOG       68  68 100 E3        29.77S VSB 1   TC  20
CRESTON *      CLOUDY    66  66 100 SW9       29.81R FOG     TC  19
HARLAN  *      CLOUDY    68  68 100 CALM      29.79R FOG     TC  20
LAMONI         LGT RAIN  67  66  97 S9        29.82S FOG     TC  19
6HR MIN TEMP:  67; 6HR MAX TEMP:  68; 6HR PCP:  1.34;

RED OAK *      HVY RAIN  68  68 100 VRB2      29.79R VSB 1/4 TC  20
SHENANDOAH *   CLOUDY    68  68 100 S6        29.77S FOG     TC  20
$$

IAZ047>049-059>061-072>074-084-301300-
   CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
AMES           CLOUDY    67  67 100 S3        29.80R FOG     TC  19
6HR MIN TEMP:  66; 6HR MAX TEMP:  68; 6HR PCP: TRACE;

ANKENY *       LGT RAIN  68  68 100 S5        29.81S TC  20
BOONE *          N/A     68  68 100 SW3       29.79S FOG     TC  20
CHARITON *     LGT RAIN  66  66 100 S5        29.82R TC  19
DES MOINES     LGT RAIN  68  67  96 S7        29.81R TC  20
6HR MIN TEMP:  67; 6HR MAX TEMP:  68; 6HR PCP:  0.12;

GRINNELL*      LGT RAIN  66  66  99 SW9G16    29.83S TC  19
KNOXVILLE *    HVY RAIN  68  68 100 S6        29.82S TC  20
MARSHALLTOWN   CLOUDY    67  66  97 S6        29.80S FOG     TC  19
6HR MIN TEMP:  66; 6HR MAX TEMP:  67; 6HR PCP:  0.09;

NEWTON *       CLOUDY    68  68 100 SW7G14    29.81R TC  20
PELLA *        RAIN      68  67  98 S7        29.83S FOG     TC  20
PERRY *        LGT RAIN  68  68 100 S3        29.77S FOG     TC  20
$$

IAZ004>006-015-016-023>025-035-036-301300-
   NORTH CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALGONA *       MOCLDY    66  66 100 S3        29.78S FOG     TC  19
CLARION *      CLOUDY    66  66 100 S6        29.80R FOG     TC  19
ESTHERVILLE    FOG       65  64  97 CALM      29.78S VSB 1/2 TC  18
6HR MIN TEMP:  63; 6HR MAX TEMP:  65;

FORT DODGE *   CLOUDY    67  67 100 S5        29.80R FOG     TC  19
MASON CITY     FOG       66  65  96 SW5       29.79S VSB 1   TC  19
6HR MIN TEMP:  65; 6HR MAX TEMP:  66; 6HR PCP:  0.01;

FOREST CITY *  CLOUDY    64  64 100 S3        29.80R FOG     TC  18
WEBSTER CITY * FOG       66  66 100 S7        29.79F VSB<1/4 TC  19
IOWA FALLS *   FOG       67  66  97 S6        29.82R VSB 1/2 TC  19
HAMPTON *      CLOUDY    63  63 100 S5        29.80S FOG     TC  17
$$

IAZ007>011-017>019-026>030-037>042-050>054-066-301300-
   NORTHEAST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CEDAR RAPIDS   RAIN      66  66 100 S7        29.83R FOG     TC  19
6HR MIN TEMP:  63; 6HR MAX TEMP:  66; 6HR PCP:  0.66;

CHARLES CITY * FOG       64  64 100 S5        29.80S VSB 1/4 TC  18
DECORAH *      FOG       64  64 100 VRB5      29.80R VSB 1/4 TC  18
DUBUQUE        CLOUDY    63  62  97 SW8       29.84R FOG     TC  17
6HR MIN TEMP:  62; 6HR MAX TEMP:  63; 6HR PCP:  0.46;

MONTICELLO *   CLOUDY    66  66 100 SW3       29.82R TC  19
OELWEIN *      FOG       64  64 100 S6        29.82F VSB 1/2 TC  18
WATERLOO       CLOUDY    66  65  96 S3        29.80S FOG     TC  19
6HR MIN TEMP:  64; 6HR MAX TEMP:  66; 6HR PCP:  0.03;

$$

IAZ064-065-067-068-078-301300-
   EAST CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DAVENPORT      LGT RAIN  63  62  97 S10       29.86S FOG     TC  17
6HR MIN TEMP:  62; 6HR MAX TEMP:  68; 6HR PCP:  0.59;

IOWA CITY      LGT RAIN  66  65  96 S13       29.86R FOG     TC  19
6HR MIN TEMP:  64; 6HR MAX TEMP:  67; 6HR PCP:  0.57;

MT. PLEASANT * RAIN      61  61 100 SE3       29.89S TC  16
MUSCATINE *      N/A     64  64 100 S10       29.87S TC  18
QUAD CITIES    LGT RAIN  64  61  90 S8        29.87S TC  18
6HR MIN TEMP:  63; 6HR MAX TEMP:  66; 6HR PCP:  0.49;

$$

IAZ062-063-075>077-085>089-095>099-301300-
   SOUTHEAST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BURLINGTON     LGT RAIN  63  62  97 CALM      29.89R TC  17
6HR MIN TEMP:  63; 6HR MAX TEMP:  64; 6HR PCP:  0.29;

FAIRFIELD *    MOCLDY    63  63 100 SE7       29.86S FOG     TC  17
FORT MADISON * LGT RAIN  63  61  94 CALM      29.89R TC  17
KEOKUK *         N/A     63  63 100 CALM      29.89R FOG     TC  17
OSKALOOSA *    CLOUDY    69  69  99 S7        29.84S TC  21
WASHINGTON *   LGT RAIN  63  63 100 S10G17    29.85S TC  17
$$

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