Regional Weather Roundup
Issued by NWS

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ASUS43 KDMX 182306
RWRIA

WEATHER ROUNDUP FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
600 PM CDT TUE AUG 18 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>046-190000-
   NORTHWEST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHEROKEE *     MOSUNNY   79  66  65 NW6       29.95S HX  81  TC  26
DENISON *      PTSUNNY   81  72  74 NW6       29.97R HX  84  TC  27
LE MARS *      PTSUNNY   81  70  69 W5        29.94S HX  84  TC  27
MAURICE *      MOSUNNY   79  68  69 NW6       29.96S HX  81  TC  26
SHELDON *      MOSUNNY   79  68  69 W7        29.94S HX  81  TC  26
SIOUX CITY     PTSUNNY   81  70  69 W6        29.95R HX  84  TC  27
SPENCER        MOSUNNY   80  65  59 W10       29.95S HX  82  TC  27
$$

IAZ055>058-069>071-079>083-090>094-190000-
   SOUTHWEST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
AUDUBON *        N/A     81  75  83 SW3       29.96S HX  86  TC  27
CLARINDA *     MOSUNNY   84  70  61 NW8       29.96S HX  88  TC  29
COUNCIL BLFS * MOSUNNY  N/A N/A N/A NW7       29.94S
CRESTON *      MOSUNNY   81  72  74 W8        29.96S HX  84  TC  27
HARLAN  *      SUNNY     81  73  78 W6        29.95S HX  85  TC  27
LAMONI         PTSUNNY   81  69  67 MISG      29.96S HX  84  TC  27
RED OAK *      MOSUNNY   82  73  74 W7        29.96R HX  88  TC  28
SHENANDOAH *   MOSUNNY   82  73  74 NW5       29.94S HX  88  TC  28
$$

IAZ047>049-059>061-072>074-084-190000-
   CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
AMES           MOSUNNY   82  69  64 W8        29.93S HX  85  TC  28
ANKENY *       SUNNY     82  70  65 W12       29.94R HX  86  TC  28
BOONE *        MOSUNNY   81  70  69 W9        29.93R HX  84  TC  27
CHARITON *     MOSUNNY   81  68  65 SW5       29.94S HX  83  TC  27
DES MOINES     PTSUNNY   82  69  64 NW8       29.94S HX  85  TC  28
KNOXVILLE *    MOSUNNY   82  70  65 W7        29.94R HX  86  TC  28
MARSHALLTOWN   MOSUNNY   81  68  64 W10       29.92S HX  84  TC  27
NEWTON *       MOSUNNY   81  70  69 W5        29.93R HX  84  TC  27
PERRY *        MOSUNNY   82  73  74 NW6       29.92S HX  87  TC  28
$$

IAZ004>006-015-016-023>025-035-036-190000-
   NORTH CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALGONA *       SUNNY     81  68  65 W8        29.92S HX  83  TC  27
CLARION *      SUNNY     81  72  74 W7        29.94R HX  84  TC  27
ESTHERVILLE    MOSUNNY   82  65  56 NW7       29.94R HX  84  TC  28
FORT DODGE *   PTSUNNY   80  68  66 W7        29.95R HX  83  TC  27
MASON CITY     PTSUNNY   81  65  58 NW8       29.92R HX  83  TC  27
FOREST CITY *  MOSUNNY   79  61  53 W8        29.93S HX  80  TC  26
WEBSTER CITY * MOSUNNY   79  70  73 W9        29.93S HX  81  TC  26
IOWA FALLS *   MOSUNNY   82  66  59 W9        29.94R HX  84  TC  28
HAMPTON *      PTSUNNY   77  64  65 W7        29.93R TC  25
$$

IAZ007>011-017>019-026>030-037>042-050>054-066-190000-
   NORTHEAST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CEDAR RAPIDS   MOSUNNY   81  69  67 W12       29.90F HX  84  TC  27
CHARLES CITY * PTSUNNY   81  68  65 W8G14     29.91R HX  83  TC  27
CLINTON *      CLOUDY    80  72  76 SW7       29.92S HX  84  TC  27
DECORAH *      PTSUNNY   73  66  78 N7G14     29.90R TC  23
DUBUQUE        CLOUDY    71  64  78 N6        29.92R THUNDER TC  22
OELWEIN *      SUNNY     79  68  69 NW10      29.91S HX  81  TC  26
WATERLOO       MOSUNNY   82  67  60 W12       29.90R HX  84  TC  28
$$

IAZ064-065-067-068-078-190000-
   EAST CENTRAL IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DAVENPORT      PTSUNNY   80  69  69 SW8G20    29.91F HX  83  TC  27
IOWA CITY      SUNNY     82  70  66 SW9       29.91F HX  86  TC  28
MT. PLEASANT * SUNNY     81  68  65 W9        29.95R HX  83  TC  27
MUSCATINE *      N/A     82  70  65 SW10G16   29.92S HX  86  TC  28
QUAD CITIES    PTSUNNY   81  70  69 SW12      29.90F HX  84  TC  27
$$

IAZ062-063-075>077-085>089-095>099-190000-
   SOUTHEAST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BURLINGTON     SUNNY     80  70  71 SW8       29.93F HX  83  TC  27
FAIRFIELD *    MOSUNNY   81  73  78 SW9       29.94R HX  85  TC  27
OSKALOOSA *    MOSUNNY   83  72  68 W8        29.95R HX  88  TC  28
WASHINGTON *   MOSUNNY   81  73  78 SW10      29.92S HX  85  TC  27
$$

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