Regional Weather Roundup
Issued by NWS

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ASUS43 KDMX 212201
RWRIA

WEATHER ROUNDUP FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
500 PM CDT FRI AUG 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
DENISON *      SUNNY     86  64  48 VRB5      30.05F HX  87  TC  30
LE MARS *      SUNNY     84  64  51 CALM      30.03F HX  86  TC  29
MAURICE *      SUNNY     82  61  47 CALM      30.05F HX  83  TC  28
SHELDON *      SUNNY     81  63  54 N5        30.04F HX  82  TC  27
SIOUX CITY     SUNNY     86  67  52 NW5       30.03F HX  89  TC  30
SPENCER        SUNNY     81  58  45 N8        30.05F HX  81  TC  27
$$

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

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ATLANTIC *     MOSUNNY   88  72  58 NW7       30.02F HX  94  TC  31
AUDUBON *        N/A     88  70  55 W3        30.05S HX  92  TC  31
CLARINDA *     PTSUNNY   81  73  78 N5        30.04F HX  85  TC  27
COUNCIL BLFS * PTSUNNY   84  73  70 W5        30.03S HX  91  TC  29
CRESTON *      MOSUNNY   86  70  58 NW12      30.03F HX  90  TC  30
HARLAN  *      SUNNY     86  72  62 NW7       30.03F HX  92  TC  30
LAMONI         PTSUNNY   86  73  65 W8        30.03S HX  93  TC  30
$$

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

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
AMES           SUNNY     85  67  54 NW10      30.01R HX  87  TC  29
ANKENY *       SUNNY     86  68  54 NW15G21   30.01R HX  89  TC  30
BOONE *        SUNNY     84  64  51 NW14G21   30.01R HX  86  TC  29
CHARITON *     MOSUNNY   84  70  61 NW9G15    30.00S HX  88  TC  29
DES MOINES     MOSUNNY   88  66  48 W12       30.01S HX  90  TC  31
GRINNELL*      SUNNY     84  71  64 W9        30.00F HX  89  TC  29
KNOXVILLE *    SUNNY     86  70  58 W10       29.99S HX  90  TC  30
MARSHALLTOWN   SUNNY     85  64  49 NW14G23   29.98S HX  86  TC  29
NEWTON *       SUNNY     86  68  54 W10       29.98S HX  89  TC  30
$$

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

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALGONA *       MOSUNNY   81  63  54 NW13      30.03S HX  82  TC  27
CLARION *      SUNNY     81  64  57 NW12G17   30.03S HX  82  TC  27
ESTHERVILLE    SUNNY     79  61  53 N9        30.05S HX  80  TC  26
FORT DODGE *   SUNNY     83  63  50 VRB6      30.04S HX  84  TC  28
MASON CITY     MOSUNNY   79  63  57 NW12      30.01S HX  80  TC  26
$$

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   MOSUNNY   84  71  65 W10       29.95F HX  89  TC  29
CHARLES CITY * SUNNY     79  64  61 NW15      29.98S HX  81  TC  26
CLINTON *      MOSUNNY   83  73  72 SW14      29.94F HX  89  TC  28
DUBUQUE        MOSUNNY   79  70  74 W8        29.94S HX  82  TC  26
OELWEIN *      SUNNY     81  66  61 NW15      29.97R HX  83  TC  27
WATERLOO       SUNNY     84  61  45 NW13      29.96S HX  84  TC  29
$$

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

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DAVENPORT      MOSUNNY   83  71  67 SW12G21   29.95F HX  87  TC  28
IOWA CITY      MOSUNNY   86  71  60 W12       29.96F HX  91  TC  30
MUSCATINE *      N/A     86  72  62 SW17      29.95F HX  92  TC  30
QUAD CITIES    MOSUNNY   84  71  65 SW12G22   29.94F HX  89  TC  29
$$

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

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BURLINGTON     MOSUNNY   84  73  69 W9        29.97F HX  90  TC  29
FAIRFIELD *    MOSUNNY   84  75  74 W8        29.98S HX  92  TC  29
WASHINGTON *   SUNNY     86  75  70 W12       29.95F HX  95  TC  30
$$

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