Corydon, IA Weather Forecast & Current Conditions

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Corydon Weather Map
UTC Time: 9/16/2026, 17:14
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Corydon, IA Regional Weather

Expires:202609161800;;553936
ASUS43 KDMX 161710
RWRIA 

WEATHER ROUNDUP FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
1200 PM 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.  


IAZ062-063-075>077-085>089-095>099-161800-
   SOUTHEAST IOWA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BURLINGTON     CLOUDY    69  69 100 CALM      30.29R FOG     TC  21   
FAIRFIELD *    PTSUNNY   68  68 100 SE5       30.29S TC  20           
FORT MADISON * FOG       70  70 100 CALM      30.30R VSB 1/2 TC  21   
OSKALOOSA *    PTSUNNY   72  66  82 S6        30.31R TC  22           
WASHINGTON *   PTSUNNY   68  68 100 E6        30.28S TC  20           
$$

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

  

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

Corydon, IA

Today
Thunderstorms
75°/ 65° 24°/ 18°
100%
Thursday
Thunderstorms
80°/ 65° 27°/ 18°
50%
Friday
Thunderstorms
82°/ 68° 28°/ 20°
50%
Saturday
Thunderstorms
82°/ 65° 28°/ 18°
70%
Sunday
Thunderstorms
72°/ 62° 22°/ 17°
70%
Monday
Rain Showers
68°/ 58° 20°/ 14°
40%
Tuesday
Rain Showers
70°21°
20%

Day: A slight chance of thunderstorms. Showers. Some thunderstorms may produce heavy rainfall. Highs in the mid 70s. East winds around 5 mph. Chance of rain near 100 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

Chariton, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
70%
Friday
Thunderstorms
82°/ 68° 28°/ 20°
70%
Saturday
Thunderstorms
82°/ 62° 28°/ 17°
70%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
70%
Monday
Rain Showers
68°/ 58° 20°/ 14°
40%
Tuesday
Rain Showers
70°21°
20%

Day: Showers likely. A chance of thunderstorms late this morning, then a slight chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall late this morning. Highs in the lower 70s. East winds around 5 mph. Chance of rain 70 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

Centerville, IA

Today
Thunderstorms
75°/ 65° 24°/ 18°
100%
Thursday
Thunderstorms
82°/ 68° 28°/ 20°
50%
Friday
Thunderstorms
85°/ 70° 29°/ 21°
50%
Saturday
Thunderstorms
82°/ 65° 28°/ 18°
70%
Sunday
Thunderstorms
75°/ 62° 24°/ 17°
70%
Monday
Rain Showers
70°/ 58° 21°/ 14°
50%
Tuesday
Rain Showers
72°22°
20%

Day: Showers with a chance of thunderstorms late this morning, then showers likely with a slight chance of thunderstorms this afternoon. Highs in the mid 70s. East winds around 5 mph. Chance of rain near 100 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Humid with lows in the mid 60s. Light and variable winds. Chance of rain 50 percent.

Lamoni, IA

Today
Thunderstorms
75°/ 65° 24°/ 18°
100%
Thursday
Thunderstorms
80°/ 68° 27°/ 20°
50%
Friday
Sunny
85°/ 68° 29°/ 20°
60%
Saturday
Thunderstorms
82°/ 65° 28°/ 18°
70%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
70%
Monday
Rain Showers
68°/ 58° 20°/ 14°
40%
Tuesday
Rain Showers
70°21°
20%

Day: A slight chance of thunderstorms. Showers. Some thunderstorms may produce heavy rainfall. Highs in the mid 70s. East winds around 5 mph. Chance of rain near 100 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 50 percent.

Albia, IA

Today
Thunderstorms
75°/ 65° 24°/ 18°
70%
Thursday
Thunderstorms
80°/ 68° 27°/ 20°
60%
Friday
Thunderstorms
85°/ 70° 29°/ 21°
70%
Saturday
Thunderstorms
82°/ 65° 28°/ 18°
70%
Sunday
Thunderstorms
72°/ 62° 22°/ 17°
70%
Monday
Rain Showers
70°/ 58° 21°/ 14°
50%
Tuesday
Rain Showers
72°22°
20%

Day: A slight chance of thunderstorms. Showers likely. Highs in the mid 70s. East winds around 5 mph. Chance of rain 70 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Humid with lows in the mid 60s. East winds around 5 mph in the evening, becoming light and variable. Chance of rain 70 percent.

Osceola, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
70%
Friday
Thunderstorms
82°/ 68° 28°/ 20°
70%
Saturday
Thunderstorms
82°/ 62° 28°/ 17°
70%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
70%
Monday
Rain Showers
68°/ 58° 20°/ 14°
40%
Tuesday
Rain Showers
70°21°
20%

Day: Showers likely with a slight chance of thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall late this morning. Highs in the lower 70s. East winds 5 to 10 mph. Chance of rain 70 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

Indianola, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
78°/ 68° 26°/ 20°
70%
Friday
Thunderstorms
85°/ 70° 29°/ 21°
80%
Saturday
Thunderstorms
82°/ 65° 28°/ 18°
50%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
60%
Monday
Rain Showers
70°/ 58° 21°/ 14°
40%
Tuesday
Rain Showers
72°22°
20%

Day: Mostly cloudy. A chance of showers and thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall late this morning. Highs in the lower 70s. East winds around 5 mph. Chance of rain 70 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

Pella, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
70%
Friday
Thunderstorms
85°/ 70° 29°/ 21°
80%
Saturday
Thunderstorms
82°/ 65° 28°/ 18°
70%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
60%
Monday
Rain Showers
70°/ 58° 21°/ 14°
40%
Tuesday
Rain Showers
72°22°
20%

Day: Mostly cloudy. A chance of showers and thunderstorms late this morning, then showers likely with a slight chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall late this morning. Highs in the lower 70s. East winds around 5 mph. Chance of rain 70 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

Ottumwa, IA

Today
Thunderstorms
75°/ 65° 24°/ 18°
70%
Thursday
Thunderstorms
80°/ 68° 27°/ 20°
50%
Friday
Thunderstorms
85°/ 70° 29°/ 21°
60%
Saturday
Thunderstorms
85°/ 65° 29°/ 18°
70%
Sunday
Thunderstorms
75°/ 62° 24°/ 17°
70%
Monday
Rain Showers
72°/ 58° 22°/ 14°
50%
Tuesday
Rain Showers
72°22°
20%

Day: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. East winds around 5 mph. Chance of rain 50 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

Mount Ayr, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
100%
Thursday
Thunderstorms
80°/ 65° 27°/ 18°
50%
Friday
Sunny
82°/ 68° 28°/ 20°
70%
Saturday
Thunderstorms
80°/ 62° 27°/ 17°
70%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
70%
Monday
Rain Showers
68°/ 58° 20°/ 14°
20%
Tuesday
Rain Showers
68°20°
20%

Day: A slight chance of thunderstorms. Showers late this morning, then a chance of showers this afternoon. Some thunderstorms may produce heavy rainfall. Highs in the lower 70s. East winds 5 to 10 mph. Chance of rain near 100 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

Bloomfield, IA

Today
Thunderstorms
75°/ 65° 24°/ 18°
100%
Thursday
Thunderstorms
82°/ 68° 28°/ 20°
50%
Friday
Thunderstorms
85°/ 70° 29°/ 21°
50%
Saturday
Thunderstorms
85°/ 65° 29°/ 18°
70%
Sunday
Thunderstorms
75°/ 62° 24°/ 17°
70%
Monday
Rain Showers
72°/ 58° 22°/ 14°
50%
Tuesday
Rain Showers
72°22°
20%

Day: A slight chance of thunderstorms. Showers late this morning, then a chance of showers this afternoon. Highs in the mid 70s. East winds around 5 mph. Chance of rain near 100 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Humid with lows in the mid 60s. East winds around 5 mph in the evening, becoming light and variable. Chance of rain 50 percent.

Winterset, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
70%
Friday
Thunderstorms
85°/ 68° 29°/ 20°
70%
Saturday
Thunderstorms
82°/ 62° 28°/ 17°
50%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
60%
Monday
Rain Showers
68°/ 58° 20°/ 14°
30%
Tuesday
Rain Showers
72°22°
20%

Day: Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall late this morning. Highs in the lower 70s. East winds 5 to 10 mph. Chance of rain 70 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. Southeast winds around 5 mph. Chance of rain 70 percent.

Creston, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
100%
Thursday
Thunderstorms
80°/ 65° 27°/ 18°
50%
Friday
Partly Cloudy
85°/ 68° 29°/ 20°
70%
Saturday
Thunderstorms
80°/ 62° 27°/ 17°
60%
Sunday
Thunderstorms
72°/ 58° 22°/ 14°
60%
Monday
Rain Showers
68°/ 58° 20°/ 14°
20%
Tuesday
Rain Showers
70°21°
20%

Day: Showers with a slight chance of thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall late this morning. Highs in the lower 70s. East winds 5 to 10 mph. Chance of rain near 100 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

Oskaloosa, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
82°/ 68° 28°/ 20°
70%
Saturday
Thunderstorms
82°/ 65° 28°/ 18°
70%
Sunday
Thunderstorms
72°/ 60° 22°/ 16°
60%
Monday
Rain Showers
72°/ 58° 22°/ 14°
40%
Tuesday
Rain Showers
72°22°
20%

Day: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the lower 70s. East winds 5 to 10 mph. Chance of rain 50 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

Des Moines, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
82°/ 68° 28°/ 20°
90%
Saturday
Thunderstorms
82°/ 62° 28°/ 17°
50%
Sunday
Thunderstorms
72°/ 58° 22°/ 14°
60%
Monday
Rain Showers
70°/ 58° 21°/ 14°
30%
Tuesday
Rain Showers
72°22°
20%

Day: Mostly cloudy. A slight chance of showers and thunderstorms late this morning, then a chance of showers with a slight chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall late this morning. Highs in the lower 70s. East winds 5 to 10 mph. Chance of rain 50 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. Southeast winds around 5 mph. Chance of rain 70 percent.

Newton, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
82°/ 68° 28°/ 20°
90%
Saturday
Thunderstorms
82°/ 62° 28°/ 17°
50%
Sunday
Thunderstorms
72°/ 58° 22°/ 14°
60%
Monday
Rain Showers
70°/ 58° 21°/ 14°
40%
Tuesday
Rain Showers
72°22°
20%

Day: Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers late this morning, then a chance of showers this afternoon. Some thunderstorms may produce heavy rainfall. Highs in the lower 70s. East winds 5 to 10 mph. Chance of rain 50 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. Southeast winds around 5 mph. Chance of rain 70 percent.

Greenfield, IA

Today
Thunderstorms
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
85°/ 68° 29°/ 20°
70%
Saturday
Thunderstorms
80°/ 62° 27°/ 17°
50%
Sunday
Thunderstorms
72°/ 58° 22°/ 14°
60%
Monday
Rain Showers
68°/ 55° 20°/ 13°
30%
Tuesday
Rain Showers
72°22°
20%

Day: Cloudy. A chance of showers with a slight chance of thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall late this morning. Highs in the lower 70s. East winds 5 to 10 mph. Chance of rain 70 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. Southeast winds around 5 mph. Chance of rain 70 percent.

Perry, IA

Today
Thunderstorms
72°/ 62° 22°/ 17°
50%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
85°/ 68° 29°/ 20°
80%
Saturday
Thunderstorms
80°/ 62° 27°/ 17°
50%
Sunday
Thunderstorms
72°/ 58° 22°/ 14°
60%
Monday
Rain Showers
70°/ 55° 21°/ 13°
40%
Tuesday
Rain Showers
72°22°
20%

Day: Mostly cloudy. A slight chance of showers and thunderstorms late this morning, then a chance of showers with a slight chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall late this morning. Highs in the lower 70s. East winds around 5 mph. Chance of rain 50 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Humid with lows in the lower 60s. Southeast winds around 5 mph. Chance of rain 50 percent.

Bedford, IA

Today
Thunderstorms
75°/ 65° 24°/ 18°
100%
Thursday
Thunderstorms
82°/ 65° 28°/ 18°
50%
Friday
Sunny
85°/ 68° 29°/ 20°
70%
Saturday
Thunderstorms
82°/ 62° 28°/ 17°
70%
Sunday
Thunderstorms
72°/ 58° 22°/ 14°
70%
Monday
Rain Showers
68°/ 55° 20°/ 13°
30%
Tuesday
Rain Showers
70°21°
20%

Day: A slight chance of thunderstorms. Showers late this morning, then a chance of showers this afternoon. Some thunderstorms may produce heavy rainfall. Highs in the mid 70s. East winds 5 to 10 mph. Chance of rain near 100 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Humid with lows in the mid 60s. East winds around 5 mph. Chance of rain 70 percent.

Grinnell, IA

Today
Thunderstorms
72°/ 62° 22°/ 17°
70%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
82°/ 68° 28°/ 20°
90%
Saturday
Thunderstorms
82°/ 62° 28°/ 17°
60%
Sunday
Thunderstorms
72°/ 58° 22°/ 14°
60%
Monday
Rain Showers
70°/ 55° 21°/ 13°
50%
Tuesday
Rain Showers
72°22°
20%

Day: Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers late this morning, then a chance of showers this afternoon. Some thunderstorms may produce heavy rainfall. Highs in the lower 70s. East winds 5 to 10 mph. Chance of rain 40 percent.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the lower 60s. East winds around 5 mph in the evening, becoming light and variable. Chance of rain 70 percent.

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