Twenty, IA Weather Forecast & Current Conditions

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Twenty, IA Weather Maps

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Twenty Weather Map
UTC Time: 9/15/2026, 03:09
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Twenty, IA Regional Weather

Expires:202609150400;;468288
ASUS43 KDMX 150306
RWRIA 

WEATHER ROUNDUP FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
1000 PM CDT MON SEP 14 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>046-150400-
   NORTHWEST IOWA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARROLL *      CLOUDY    72  70  94 S7        29.80R TC  22           
CHEROKEE *     MOCLDY    68  66  94 NE3       29.79R TC  20           
DENISON *      MOCLDY    73  70  88 S9G16     29.77F TC  23           
LE MARS *      PTCLDY   N/A N/A N/A N5        29.76R                  
MAURICE *      CLOUDY    63  63 100 NE6       29.79R TC  17           
SHELDON *      PTCLDY    61  61 100 CALM      29.78R TC  16           
SIOUX CITY     PTCLDY    70  67  90 NE5       29.76R TC  21           
SPENCER        MOCLDY    62  61  96 E3        29.80R TC  17           
STORM LAKE *   MOCLDY    70  68  94 S5        29.81R TC  21           
$$
 

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

Twenty, IA

Tonight
Thunderstorms
58°14°
50%
Tuesday
Rain Showers
72°/ 55° 22°/ 13°
20%
Wednesday
Thunderstorms
72°/ 62° 22°/ 17°
50%
Thursday
Rain Showers
78°/ 65° 26°/ 18°
60%
Friday
Rain Showers
82°/ 65° 28°/ 18°
70%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
40%
Sunday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%

Night: Cloudy with a chance of showers. A chance of thunderstorms, mainly this evening. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph, becoming northwest around 5 mph after midnight. Chance of rain 50 percent.

South Sioux City, NE

Tonight
Thunderstorms
58°14°
50%
Tuesday
Partly Cloudy
72°/ 52° 22°/ 11°
30%
Wednesday
Thunderstorms
72°/ 60° 22°/ 16°
60%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Rain Showers
82°/ 65° 28°/ 18°
70%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
40%
Sunday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%

Night: Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly this evening. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph, becoming northwest around 5 mph after midnight. Chance of rain 50 percent.

North Sioux City, SD

Tonight
Thunderstorms
55°13°
40%
Tuesday
Sunny
72°/ 52° 22°/ 11°
20%
Wednesday
Rain Showers
72°/ 60° 22°/ 16°
50%
Thursday
Rain Showers
78°/ 62° 26°/ 17°
70%
Friday
Rain Showers
82°/ 65° 28°/ 18°
70%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
50%
Sunday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%

Night: Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly this evening. Lows in the mid 50s. East winds 5 to 10 mph with gusts up to 20 mph, becoming northwest after midnight. Chance of rain 40 percent.

Pender, NE

Tonight
Thunderstorms
58°14°
70%
Tuesday
Partly Cloudy
72°/ 52° 22°/ 11°
20%
Wednesday
Thunderstorms
70°/ 60° 21°/ 16°
60%
Thursday
Rain Showers
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
82°/ 65° 28°/ 18°
70%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
40%
Sunday
Thunderstorms
70°/ 52° 21°/ 11°
20%

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers late this evening, then showers likely. Lows in the upper 50s. Southwest winds 5 to 10 mph, becoming northwest. Chance of rain 70 percent.

Le Mars, IA

Tonight
Thunderstorms
55°13°
50%
Tuesday
Partly Cloudy
72°/ 52° 22°/ 11°
20%
Wednesday
Thunderstorms
72°/ 60° 22°/ 16°
50%
Thursday
Rain Showers
78°/ 65° 26°/ 18°
70%
Friday
Rain Showers
82°/ 65° 28°/ 18°
70%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
40%
Sunday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%

Night: Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly this evening. Lows in the mid 50s. South winds 10 to 15 mph with gusts up to 25 mph, becoming northwest around 5 mph after midnight. Chance of rain 50 percent.

Wakefield, NE

Tonight
Thunderstorms
55°13°
50%
Tuesday
Sunny
72°/ 52° 22°/ 11°
20%
Wednesday
Rain Showers
70°/ 60° 21°/ 16°
50%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
60%
Friday
Rain Showers
82°/ 65° 28°/ 18°
70%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
50%
Sunday
Mostly Cloudy
70°/ 55° 21°/ 13°
0%

Night: Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly this evening. Lows in the mid 50s. Southwest winds 5 to 10 mph with gusts up to 25 mph, becoming northwest after midnight. Chance of rain 50 percent.

Onawa, IA

Tonight
Thunderstorms
62°17°
70%
Tuesday
Rain Showers
72°/ 55° 22°/ 13°
20%
Wednesday
Thunderstorms
72°/ 62° 22°/ 17°
70%
Thursday
Rain Showers
80°/ 65° 27°/ 18°
50%
Friday
Thunderstorms
82°/ 65° 28°/ 18°
70%
Saturday
Thunderstorms
78°/ 58° 26°/ 14°
40%
Sunday
Thunderstorms
72°/ 55° 22°/ 13°
20%

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers late this evening, then showers likely. Locally heavy rainfall possible late this evening. Lows in the lower 60s. South winds 10 to 15 mph, becoming west 5 to 10 mph. Chance of rain 70 percent.

Tekamah, NE

Tonight
Thunderstorms
60°16°
70%
Tuesday
Rain Showers
72°/ 55° 22°/ 13°
50%
Wednesday
Thunderstorms
72°/ 62° 22°/ 17°
70%
Thursday
Rain Showers
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
82°/ 65° 28°/ 18°
70%
Saturday
Thunderstorms
78°/ 58° 26°/ 14°
40%
Sunday
Thunderstorms
72°/ 55° 22°/ 13°
20%

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers late this evening, then showers likely. Lows around 60. South winds 5 to 10 mph, becoming northwest 10 to 15 mph. Chance of rain 70 percent.

West Point, NE

Tonight
Thunderstorms
58°14°
50%
Tuesday
Partly Cloudy
72°/ 55° 22°/ 13°
40%
Wednesday
Thunderstorms
72°/ 62° 22°/ 17°
70%
Thursday
Rain Showers
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
82°/ 65° 28°/ 18°
60%
Saturday
Thunderstorms
75°/ 58° 24°/ 14°
40%
Sunday
Thunderstorms
70°/ 52° 21°/ 11°
20%

Night: Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 50s. Southwest winds 5 to 10 mph, becoming north with gusts up to 20 mph. Chance of rain 50 percent.

Wayne, NE

Tonight
Thunderstorms
58°14°
50%
Tuesday
Partly Cloudy
72°/ 55° 22°/ 13°
20%
Wednesday
Thunderstorms
70°/ 62° 21°/ 17°
50%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
82°/ 65° 28°/ 18°
60%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
50%
Sunday
Thunderstorms
70°/ 55° 21°/ 13°
20%

Night: Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers late this evening, then a chance of showers. Lows in the upper 50s. Northwest winds 5 to 10 mph, becoming north. Chance of rain 50 percent.

Vermillion, SD

Tonight
Thunderstorms
55°13°
40%
Tuesday
Sunny
72°/ 52° 22°/ 11°
20%
Wednesday
Rain Showers
72°/ 60° 22°/ 16°
40%
Thursday
Rain Showers
78°/ 65° 26°/ 18°
70%
Friday
Thunderstorms
82°/ 62° 28°/ 17°
70%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
50%
Sunday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%

Night: A slight chance of thunderstorms this evening. Mostly cloudy with a chance of showers. Lows in the mid 50s. Northeast winds 5 to 10 mph, becoming northwest after midnight. Chance of rain 40 percent.

Cherokee, IA

Tonight
Thunderstorms
55°13°
70%
Tuesday
Partly Cloudy
72°/ 52° 22°/ 11°
20%
Wednesday
Thunderstorms
70°/ 58° 21°/ 14°
50%
Thursday
Rain Showers
78°/ 62° 26°/ 17°
70%
Friday
Rain Showers
82°/ 65° 28°/ 18°
70%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
40%
Sunday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%

Night: Cloudy with a chance of thunderstorms. Showers likely, mainly this evening. Lows in the mid 50s. South winds 10 to 15 mph with gusts up to 25 mph, becoming northwest around 5 mph after midnight. Chance of rain 70 percent.

Hartington, NE

Tonight
Thunderstorms
55°13°
20%
Tuesday
Sunny
72°/ 55° 22°/ 13°
0%
Wednesday
Rain Showers
72°/ 62° 22°/ 17°
50%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
70%
Friday
Thunderstorms
82°/ 65° 28°/ 18°
60%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
50%
Sunday
Thunderstorms
70°/ 55° 21°/ 13°
20%

Night: A slight chance of thunderstorms late this evening. Mostly cloudy with a slight chance of showers. Lows in the mid 50s. Northwest winds 5 to 10 mph. Chance of rain 20 percent.

Sioux Center, IA

Tonight
Thunderstorms
55°13°
40%
Tuesday
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
70°/ 58° 21°/ 14°
50%
Thursday
Rain Showers
78°/ 62° 26°/ 17°
80%
Friday
Rain Showers
80°/ 62° 27°/ 17°
70%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
40%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%

Night: Mostly cloudy. A chance of showers and thunderstorms this evening, then a slight chance of showers after midnight. Lows in the mid 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming northwest around 5 mph after midnight. Chance of rain 40 percent.

Ida Grove, IA

Tonight
Thunderstorms
58°14°
90%
Tuesday
Rain Showers
72°/ 55° 22°/ 13°
40%
Wednesday
Thunderstorms
72°/ 62° 22°/ 17°
60%
Thursday
Rain Showers
78°/ 65° 26°/ 18°
60%
Friday
Rain Showers
82°/ 65° 28°/ 18°
70%
Saturday
Rain Showers
78°/ 58° 26°/ 14°
40%
Sunday
Mostly Cloudy
70°/ 55° 21°/ 13°
0%

Night: Cloudy with a chance of thunderstorms. Showers, mainly this evening. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain 90 percent.

Missouri Valley, IA

Tonight
Thunderstorms
62°17°
100%
Tuesday
Thunderstorms
72°/ 58° 22°/ 14°
70%
Wednesday
Thunderstorms
75°/ 62° 24°/ 17°
80%
Thursday
Thunderstorms
82°/ 68° 28°/ 20°
50%
Friday
Thunderstorms
85°/ 68° 29°/ 20°
70%
Saturday
Thunderstorms
78°/ 62° 26°/ 17°
50%
Sunday
Thunderstorms
72°/ 55° 22°/ 13°
40%

Night: Showers likely with a chance of thunderstorms late this evening, then showers with a chance of thunderstorms. Some thunderstorms may be severe with damaging winds, large hail, and tornadoes late this evening. Lows in the lower 60s. South winds 10 to 15 mph, becoming west 5 to 10 mph. Gusts up to 30 mph. Chance of rain near 100 percent.

Stanton, NE

Tonight
Thunderstorms
58°14°
70%
Tuesday
Partly Cloudy
72°/ 55° 22°/ 13°
50%
Wednesday
Thunderstorms
72°/ 62° 22°/ 17°
70%
Thursday
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Thunderstorms
82°/ 65° 28°/ 18°
60%
Saturday
Thunderstorms
75°/ 58° 24°/ 14°
50%
Sunday
Thunderstorms
70°/ 55° 21°/ 13°
20%

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers late this evening, then showers likely. Lows in the upper 50s. West winds 5 to 10 mph, becoming north. Chance of rain 70 percent.

Fremont, NE

Tonight
Thunderstorms
60°16°
90%
Tuesday
Thunderstorms
70°/ 58° 21°/ 14°
50%
Wednesday
Thunderstorms
72°/ 62° 22°/ 17°
70%
Thursday
Thunderstorms
80°/ 65° 27°/ 18°
40%
Friday
Thunderstorms
85°/ 65° 29°/ 18°
70%
Saturday
Thunderstorms
78°/ 58° 26°/ 14°
40%
Sunday
Thunderstorms
72°/ 55° 22°/ 13°
20%

Night: Mostly cloudy. A chance of showers and thunderstorms late this evening, then showers with a chance of thunderstorms. Some thunderstorms may be severe with damaging winds, large hail, and tornadoes late this evening. Lows around 60. Southwest winds 5 to 10 mph, becoming northwest. Gusts up to 25 mph. Chance of rain 90 percent.

Blair, NE

Tonight
Thunderstorms
62°17°
100%
Tuesday
Thunderstorms
72°/ 58° 22°/ 14°
50%
Wednesday
Thunderstorms
75°/ 65° 24°/ 18°
80%
Thursday
Thunderstorms
82°/ 68° 28°/ 20°
40%
Friday
Thunderstorms
85°/ 68° 29°/ 20°
70%
Saturday
Thunderstorms
78°/ 62° 26°/ 17°
50%
Sunday
Thunderstorms
72°/ 58° 22°/ 14°
20%

Night: Showers likely with a chance of thunderstorms late this evening, then showers with a chance of thunderstorms. Some thunderstorms may be severe with damaging winds, large hail, and tornadoes late this evening. Lows in the lower 60s. South winds 10 to 15 mph, becoming west 5 to 10 mph. Chance of rain near 100 percent.

Sheldon, IA

Tonight
Thunderstorms
55°13°
50%
Tuesday
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Thunderstorms
70°/ 58° 21°/ 14°
50%
Thursday
Rain Showers
75°/ 62° 24°/ 17°
80%
Friday
Rain Showers
78°/ 62° 26°/ 17°
80%
Saturday
Rain Showers
75°/ 55° 24°/ 13°
40%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
30%

Night: Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly this evening. Lows in the mid 50s. South winds 10 to 15 mph with gusts up to 25 mph, becoming northwest around 5 mph after midnight. Chance of rain 50 percent.

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