Cool, IA Weather Forecast & Current Conditions

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UTC Time: 9/27/2026, 05:50
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Cool, IA Regional Weather

Expires:202609270600;;120425
ASUS43 KDMX 270510
RWRIA 

WEATHER ROUNDUP FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
1200 AM CDT SUN SEP 27 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.  


IAZ047>049-059>061-072>074-084-270600-
   CENTRAL IOWA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
AMES           MOCLDY    60  57  89 SE8       30.05S TC  16           
ANKENY *       CLOUDY    61  61 100 SE6       30.06S TC  16           
BOONE *          N/A     61  59  94 SE10      30.03F TC  16           
CHARITON *     LGT RAIN  59  59 100 SE8       30.06S TC  15           
DES MOINES     LGT RAIN  62  60  93 SE9       30.06S TC  17           
GRINNELL*      HVY RAIN  56  55  95 SE8       30.10R TC  13           
KNOXVILLE *    CLOUDY    59  59 100 SE7       30.07S TC  15           
MARSHALLTOWN   CLOUDY    59  56  89 SE8       30.07S TC  15           
NEWTON *       CLOUDY    57  57 100 SE10      30.07S FOG     TC  14   
PELLA *        LGT RAIN  58  57  97 SE7       30.09R TC  14           
PERRY *        CLOUDY    63  63 100 SE8       30.01F TC  17           
$$
 

SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Cool, IA

Tonight
Thunderstorms
62°17°
70%
Sunday
Thunderstorms
68°/ 60° 20°/ 16°
40%
Monday
Mostly Cloudy
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
70°/ 65° 21°/ 18°
80%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
70°/ 55° 21°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
40%
Saturday
Thunderstorms
65°18°
20%

Night: Showers likely. A slight chance of thunderstorms late this evening, then a chance of thunderstorms. Near steady temperature in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 70 percent.

Osceola, IA

Tonight
Thunderstorms
62°17°
80%
Sunday
Thunderstorms
70°/ 60° 21°/ 16°
40%
Monday
Mostly Cloudy
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
68°/ 65° 20°/ 18°
90%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
70°/ 55° 21°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
40%
Saturday
Thunderstorms
68°20°
20%

Night: A chance of thunderstorms. Showers. Near steady temperature in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 80 percent.

Chariton, IA

Tonight
Thunderstorms
60°16°
80%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
50%
Monday
Partly Cloudy
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
70°/ 65° 21°/ 18°
90%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
70°/ 55° 21°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
40%
Saturday
Rain Showers
68°20°
20%

Night: Showers with a slight chance of thunderstorms late this evening, then showers with a chance of thunderstorms. Near steady temperature around 60. Southeast winds 5 to 10 mph. Chance of rain 80 percent.

Winterset, IA

Tonight
Thunderstorms
62°17°
50%
Sunday
Thunderstorms
70°/ 60° 21°/ 16°
30%
Monday
Mostly Cloudy
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
68°/ 65° 20°/ 18°
90%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
68°/ 55° 20°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
30%
Saturday
Thunderstorms
65°18°
20%

Night: Cloudy with a chance of showers with a slight chance of thunderstorms. Near steady temperature in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.

Pella, IA

Tonight
Thunderstorms
60°16°
80%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
50%
Monday
Partly Cloudy
72°/ 58° 22°/ 14°
0%
Tuesday
Thunderstorms
70°/ 65° 21°/ 18°
90%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
70°/ 55° 21°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
40%
Saturday
Rain Showers
68°20°
20%

Night: Showers with a slight chance of thunderstorms late this evening, then showers likely with a chance of thunderstorms. Near steady temperature around 60. Southeast winds 5 to 10 mph. Chance of rain 80 percent.

Des Moines, IA

Tonight
Thunderstorms
62°17°
50%
Sunday
Thunderstorms
68°/ 60° 20°/ 16°
40%
Monday
Partly Cloudy
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
68°/ 65° 20°/ 18°
80%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
68°/ 55° 20°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
40%
Saturday
Thunderstorms
65°18°
20%

Night: Cloudy with a chance of showers with a slight chance of thunderstorms. Near steady temperature in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.

Lamoni, IA

Tonight
Thunderstorms
62°17°
80%
Sunday
Thunderstorms
70°/ 60° 21°/ 16°
40%
Monday
Partly Cloudy
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
70°/ 65° 21°/ 18°
90%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
70°/ 55° 21°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
40%
Saturday
Thunderstorms
68°20°
20%

Night: A chance of thunderstorms. Showers. Near steady temperature in the lower 60s. Southeast winds around 5 mph. Chance of rain 80 percent.

Corydon, IA

Tonight
Thunderstorms
60°16°
80%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
50%
Monday
Sunny
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
72°/ 65° 22°/ 18°
90%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
70°/ 55° 21°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
40%
Saturday
Rain Showers
68°20°
20%

Night: Showers with a chance of thunderstorms. Patchy fog. Near steady temperature around 60. Southeast winds 5 to 10 mph. Chance of rain 80 percent.

Creston, IA

Tonight
Thunderstorms
62°17°
50%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
30%
Monday
Mostly Cloudy
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
68°/ 55° 20°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
30%
Saturday
Thunderstorms
68°20°
20%

Night: Cloudy with a chance of showers and thunderstorms. Near steady temperature in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.

Newton, IA

Tonight
Thunderstorms
60°16°
70%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
40%
Monday
Partly Cloudy
72°/ 58° 22°/ 14°
0%
Tuesday
Thunderstorms
68°/ 62° 20°/ 17°
80%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
68°/ 55° 20°/ 13°
70%
Friday
Rain Showers
65°/ 55° 18°/ 13°
40%
Saturday
Rain Showers
65°18°
20%

Night: Cloudy with a slight chance of thunderstorms. A chance of showers late this evening, then showers likely. Near steady temperature around 60. Southeast winds 5 to 10 mph. Chance of rain 70 percent.

Perry, IA

Tonight
Thunderstorms
62°17°
20%
Sunday
Thunderstorms
70°/ 60° 21°/ 16°
30%
Monday
Mostly Cloudy
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Wednesday
Rain Showers
72°/ 62° 22°/ 17°
70%
Thursday
Thunderstorms
68°/ 55° 20°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
30%
Saturday
Thunderstorms
65°18°
20%

Night: Cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.

Albia, IA

Tonight
Thunderstorms
58°14°
80%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
50%
Monday
Sunny
72°/ 58° 22°/ 14°
0%
Tuesday
Thunderstorms
72°/ 65° 22°/ 18°
90%
Wednesday
Rain Showers
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
72°/ 58° 22°/ 14°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
40%
Saturday
Rain Showers
68°20°
20%

Night: A slight chance of thunderstorms. Showers. Near steady temperature in the upper 50s. Southeast winds 5 to 10 mph. Chance of rain 80 percent.

Greenfield, IA

Tonight
Thunderstorms
65°18°
30%
Sunday
Thunderstorms
72°/ 62° 22°/ 17°
30%
Monday
Mostly Cloudy
72°/ 62° 22°/ 17°
0%
Tuesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
68°/ 55° 20°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
20%
Saturday
Sunny
65°18°
0%

Night: Cloudy with a slight chance of thunderstorms. A slight chance of showers late this evening, then a chance of showers. Near steady temperature in the mid 60s. Southeast winds 5 to 10 mph. Chance of rain 30 percent.

Mount Ayr, IA

Tonight
Thunderstorms
62°17°
50%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
40%
Monday
Partly Cloudy
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
70°/ 62° 21°/ 17°
90%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
70°/ 55° 21°/ 13°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
40%
Saturday
Thunderstorms
68°20°
20%

Night: Cloudy with a chance of showers and thunderstorms. Near steady temperature in the lower 60s. Southeast winds around 5 mph. Chance of rain 50 percent.

Oskaloosa, IA

Tonight
Thunderstorms
60°16°
70%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
50%
Monday
Sunny
72°/ 58° 22°/ 14°
0%
Tuesday
Thunderstorms
72°/ 65° 22°/ 18°
80%
Wednesday
Rain Showers
72°/ 62° 22°/ 17°
70%
Thursday
Thunderstorms
72°/ 55° 22°/ 13°
70%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Rain Showers
68°20°
20%

Night: A slight chance of thunderstorms. Showers likely. Near steady temperature around 60. Southeast winds 5 to 10 mph. Chance of rain 70 percent.

Centerville, IA

Tonight
Thunderstorms
58°14°
80%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
50%
Monday
Sunny
72°/ 58° 22°/ 14°
0%
Tuesday
Thunderstorms
72°/ 65° 22°/ 18°
90%
Wednesday
Thunderstorms
72°/ 65° 22°/ 18°
80%
Thursday
Thunderstorms
72°/ 58° 22°/ 14°
70%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
50%
Saturday
Rain Showers
68°20°
20%

Night: Showers with a slight chance of thunderstorms. Patchy fog. Near steady temperature in the upper 50s. Southeast winds 5 to 10 mph. Chance of rain 80 percent.

Ames, IA

Tonight
Thunderstorms
60°16°
40%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
40%
Monday
Partly Cloudy
72°/ 58° 22°/ 14°
0%
Tuesday
Thunderstorms
68°/ 62° 20°/ 17°
80%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
70%
Thursday
Thunderstorms
68°/ 55° 20°/ 13°
70%
Friday
Rain Showers
65°/ 52° 18°/ 11°
20%
Saturday
Sunny
65°18°
0%

Night: Cloudy with a slight chance of thunderstorms. A slight chance of showers late this evening, then a chance of showers. Near steady temperature around 60. Southeast winds 5 to 10 mph. Chance of rain 40 percent.

Boone, IA

Tonight
Thunderstorms
62°17°
20%
Sunday
Thunderstorms
70°/ 58° 21°/ 14°
30%
Monday
Mostly Cloudy
72°/ 58° 22°/ 14°
0%
Tuesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Wednesday
Rain Showers
70°/ 60° 21°/ 16°
70%
Thursday
Thunderstorms
68°/ 55° 20°/ 13°
50%
Friday
Rain Showers
65°/ 52° 18°/ 11°
30%
Saturday
Sunny
65°18°
0%

Night: Cloudy with a slight chance of showers and thunderstorms. Patchy fog. Near steady temperature in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.

Guthrie Center, IA

Tonight
Thunderstorms
65°18°
20%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
30%
Monday
Mostly Cloudy
72°/ 60° 22°/ 16°
0%
Tuesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Wednesday
Rain Showers
72°/ 62° 22°/ 17°
70%
Thursday
Thunderstorms
68°/ 55° 20°/ 13°
50%
Friday
Thunderstorms
68°/ 55° 20°/ 13°
20%
Saturday
Sunny
65°18°
0%

Night: Cloudy with a slight chance of showers and thunderstorms. Patchy fog. Near steady temperature in the mid 60s. Southeast winds around 5 mph. Chance of rain 20 percent.

Ottumwa, IA

Tonight
Thunderstorms
58°14°
80%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
50%
Monday
Sunny
72°/ 58° 22°/ 14°
0%
Tuesday
Thunderstorms
72°/ 65° 22°/ 18°
80%
Wednesday
Rain Showers
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
72°/ 58° 22°/ 14°
70%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Rain Showers
68°20°
20%

Night: A slight chance of thunderstorms. Showers. Near steady temperature in the upper 50s. East winds around 5 mph. Chance of rain 80 percent.

Names listed above may include county names.

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