Regional Weather Roundup
Issued by NWS

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623
ASUS43 KDMX 160501
RWRIA

WEATHER ROUNDUP FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
1200 AM CDT WED SEP 16 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>046-160600-
   NORTHWEST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARROLL *      PTCLDY    57  57 100 NE5       30.21S TC  14
CHEROKEE *     MOCLDY    57  57 100 NE3       30.23R TC  14
DENISON *      MOCLDY    59  59 100 N6        30.22S TC  15
LE MARS *      MOCLDY   N/A N/A N/A N5        30.21R
MAURICE *      MOCLDY    59  54  82 NE9       30.23R TC  15
SHELDON *      MOCLDY    55  55 100 E5        30.23R TC  13
SIOUX CITY     MOCLDY    57  56  96 CALM      30.22R TC  14
SPENCER        MOCLDY    55  50  83 E5        30.24R TC  13
STORM LAKE *   MOCLDY    59  54  82 E6        30.24R TC  15
$$

IAZ055>058-069>071-079>083-090>094-160600-
   SOUTHWEST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ATLANTIC *     MOCLDY    59  59 100 CALM      30.20R TC  15
AUDUBON *        N/A     59  57  94 CALM      30.22R TC  15
CLARINDA *     DRIZZLE   63  61  94 NE3       30.21R TC  17
CRESTON *      CLOUDY    61  59  94 E6        30.21R TC  16
HARLAN  *      CLEAR     59  57  94 N3        30.21R TC  15
LAMONI         LGT RAIN  61  60  97 NE5       30.20R TC  16
$$

IAZ047>049-059>061-072>074-084-160600-
   CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
AMES           PTCLDY    58  55  90 N3        30.22R TC  14
ANKENY *       PTCLDY    61  61 100 CALM      30.21R TC  16
BOONE *        PTCLDY    59  55  88 NE7       30.20R TC  15
CHARITON *     MOCLDY    63  63 100 E5        30.19S TC  17
DES MOINES     CLOUDY    63  58  83 E6        30.21R TC  17
GRINNELL*      PTCLDY    60  57  91 NE3       30.23R TC  16
KNOXVILLE *    MOCLDY    64  59  82 E5        30.20R TC  18
MARSHALLTOWN   CLEAR     57  54  89 NE7       30.22R TC  14
NEWTON *       MOCLDY    63  63 100 NE5       30.20R TC  17
$$

IAZ004>006-015-016-023>025-035-036-160600-
   NORTH CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALGONA *       CLEAR     55  55 100 NE3       30.22R TC  13
CLARION *      CLEAR     55  55 100 CALM      30.23R TC  13
ESTHERVILLE    MOCLDY    54  51  90 NE3       30.24R TC  12
FORT DODGE *   PTCLDY    55  54  96 CALM      30.23R TC  13
MASON CITY     PTCLDY    53  50  89 N3        30.22R TC  12
WEBSTER CITY * PTCLDY    54  54 100 NE3       30.22S TC  12
IOWA FALLS *   PTCLDY    57  53  84 CALM      30.24R TC  14
HAMPTON *      PTCLDY    52  50  93 CALM      30.23R TC  11
$$

IAZ007>011-017>019-026>030-037>042-050>054-066-160600-
   NORTHEAST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CEDAR RAPIDS   MOCLDY    64  57  78 NE5       30.21R TC  18
CLINTON *      MOCLDY    65  64  97 CALM      30.22R TC  18
DUBUQUE        MOCLDY    62  57  83 N9        30.23R TC  17
OELWEIN *      CLEAR     57  55  94 NE6       30.23R TC  14
WATERLOO       CLEAR     56  54  93 N6        30.21R TC  13
$$

IAZ064-065-067-068-078-160600-
   EAST CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DAVENPORT      CLOUDY    66  63  90 E3        30.21R TC  19
IOWA CITY      CLOUDY    66  60  81 NE5       30.21R TC  19
MUSCATINE *    CLOUDY    68  68 100 NW6       30.21S TC  20
QUAD CITIES    LGT RAIN  68  64  87 NE3       30.19R TC  20
$$

IAZ062-063-075>077-085>089-095>099-160600-
   SOUTHEAST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BURLINGTON     TSTM      66  65  96 NE13      30.17F TC  19
FAIRFIELD *    CLOUDY    64  64 100 NE5       30.20S TC  18
FORT MADISON * LGT RAIN  64  63  94 S6        30.22R TC  18
WASHINGTON *   CLOUDY    66  66 100 CALM      30.19F TC  19
$$

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