Regional Weather Roundup
Issued by NWS

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ASUS43 KDMX 212210
RWRIA

WEATHER ROUNDUP FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
500 PM CDT MON SEP 21 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>046-212300-
   NORTHWEST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARROLL *      MOSUNNY   59  59 100 NE8       30.12S FOG     TC  15
CHEROKEE *     CLOUDY    57  55  94 NE6       30.15S TC  14
DENISON *      PTSUNNY   59  59 100 NE10      30.14S TC  15
LE MARS *      CLOUDY   N/A N/A N/A N10       30.13F
MAURICE *      CLOUDY    57  55  94 NE10      30.15F TC  14
SHELDON *      CLOUDY    57  57 100 NE8       30.15S TC  14
SIOUX CITY     CLOUDY    61  55  81 N12       30.13F TC  16
SPENCER        CLOUDY    56  55  97 NE10      30.17S TC  13
STORM LAKE *   CLOUDY    55  55 100 NE7       30.15S TC  13
$$

IAZ055>058-069>071-079>083-090>094-212300-
   SOUTHWEST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ATLANTIC *     CLOUDY    63  59  88 NE7       30.09S TC  17
AUDUBON *        N/A     61  59  94 NE3       30.12S TC  16
CLARINDA *     CLOUDY    66  61  82 NE5       30.10F TC  19
COUNCIL BLFS * CLOUDY    64  59  82 N5        30.09S TC  18
CRESTON *      FOG       61  61 100 NE7       30.09S VSB 1   TC  16
HARLAN  *      CLOUDY    63  59  88 N10       30.10F TC  17
LAMONI         CLOUDY    63  60  90 N3        30.08F TC  17
RED OAK *      CLOUDY    66  61  82 NE7       30.09S TC  19
SHENANDOAH *   PTSUNNY   70  61  73 NE9       29.05F TC  21
$$

IAZ047>049-059>061-072>074-084-212300-
   CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
AMES           CLOUDY    59  57  93 E7        30.11F TC  15
ANKENY *       PTSUNNY   61  61 100 E8        30.11F FOG     TC  16
BOONE *        PTSUNNY   59  59 100 E10       30.10F FOG     TC  15
CHARITON *     FOG       61  61 100 NE8       30.08S VSB 3/4 TC  16
DES MOINES     LGT RAIN  61  60  97 E7        30.10F FOG     TC  16
GRINNELL*      CLOUDY    58  57  96 NE8       30.13S FOG     TC  15
KNOXVILLE *    CLOUDY    63  59  88 E7        30.09S TC  17
MARSHALLTOWN   LGT RAIN  59  57  93 E12       30.12S TC  15
NEWTON *       MOSUNNY   61  59  94 NE9       30.10S FOG     TC  16
PELLA *        DRIZZLE   60  59  96 NE7       30.11S TC  16
PERRY *        LGT RAIN  60  60 100 NE7       30.10R FOG     TC  15
$$

IAZ004>006-015-016-023>025-035-036-212300-
   NORTH CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALGONA *       MOSUNNY   55  55 100 NE7       30.15F FOG     TC  13
CLARION *      PTSUNNY   57  57 100 E6        30.15S FOG     TC  14
ESTHERVILLE    HVY RAIN  55  54  96 E8        30.18S FOG     TC  13
FORT DODGE *   LGT RAIN  57  57 100 E6        30.15S FOG     TC  14
MASON CITY     CLOUDY    58  53  84 E12       30.16S TC  14
FOREST CITY *  CLOUDY    57  52  82 NE5       30.16F TC  14
WEBSTER CITY * DRZL/FOG  57  57 100 E9        30.14R VSB 3/4 TC  14
IOWA FALLS *   DRIZZLE   57  55  93 E9        30.15S TC  14
HAMPTON *      CLOUDY    54  54 100 E9        30.15F FOG     TC  12
$$

IAZ007>011-017>019-026>030-037>042-050>054-066-212300-
   NORTHEAST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CEDAR RAPIDS   LGT RAIN  60  58  92 NE13      30.11F FOG     TC  16
CHARLES CITY * PTSUNNY   57  57 100 E10G16    30.17S FOG     TC  14
CLINTON *      CLOUDY    62  58  86 NE18      30.13S TC  17
DECORAH *      CLOUDY    57  57 100 NE5       30.17F TC  14
DUBUQUE        CLOUDY    57  55  93 NE14G24   30.16F FOG     TC  14
MONTICELLO *   DRIZZLE   59  59 100 E13       30.12F FOG     TC  15
OELWEIN *      PTSUNNY   57  57 100 E12       30.15F FOG     TC  14
WATERLOO       CLOUDY    58  56  93 NE12      30.14S TC  14
$$

IAZ064-065-067-068-078-212300-
   EAST CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DAVENPORT      CLOUDY    63  59  87 NE10      30.11S TC  17
IOWA CITY      LGT RAIN  62  60  93 NE9       30.12S FOG     TC  17
MT. PLEASANT * CLOUDY    61  59  94 E6        30.10S TC  16
MUSCATINE *    FOG       63  63 100 E9        30.10F VSB 1   TC  17
QUAD CITIES    CLOUDY    64  60  87 NE6       30.10S TC  18
$$

IAZ062-063-075>077-085>089-095>099-212300-
   SOUTHEAST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BURLINGTON     CLOUDY    63  60  90 NE6       30.08S TC  17
FAIRFIELD *    PTSUNNY   61  61 100 NE8       30.09S FOG     TC  16
FORT MADISON * CLOUDY    63  61  94 NE8       30.08S FOG     TC  17
OSKALOOSA *    MOSUNNY   64  61  90 E6        30.10S TC  18
WASHINGTON *   CLOUDY    63  63 100 E7        30.08F TC  17
$$

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