LOST ISLAND LAKE, IA 51358 Weather Forecast & Current Conditions
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  51358 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

SPENCER, IA
Current Weather
9:53 PM CDT JUN 8, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 70°F
Rel. Hum.: 84%
Visibility: 10 miles
Wind: E at 9 mph
Pressure: 29.91 inches
Last 72 hours

Local Area Snow Depth

Iowa Current Weather

Iowa MOS Forecast Weather


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(Automated weather data from NWS/FAA)
  51358 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

LOST ISLAND LAKE, IA 51358
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Partly cloudy. Lows in the mid 60s. Southeast winds around 5 mph.
TUESDAY
Mostly sunny. Humid with highs in the lower 90s. Southeast winds 5 to 10 mph, increasing to 15 to 20 mph with gusts up to 30 mph in the afternoon. Heat index values up to 101 in the afternoon.
TUESDAY NIGHT
Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent. Heat index values up to 102 early in the evening.
WEDNESDAY
Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Breezy with highs in the lower 90s. Southwest winds 20 to 25 mph with gusts up to 35 mph. Chance of rain 50 percent.
WEDNESDAY NIGHT
Mostly clear. A chance of showers with a slight chance of thunderstorms after midnight. Less humid with lows in the lower 60s. Northwest winds 15 to 20 mph with gusts up to 30 mph, becoming northeast 5 to 10 mph after midnight. Chance of rain 50 percent.
THURSDAY
Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. Highs around 80. Chance of rain 50 percent.
THURSDAY NIGHT
Mostly clear. Lows in the upper 50s.
FRIDAY
Sunny. Highs in the lower 80s.
FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. A slight chance of showers and thunderstorms. Lows around 60. Chance of rain 20 percent.
SATURDAY
Mostly sunny with a slight chance of showers and thunderstorms. Highs around 80. Chance of rain 20 percent.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 50s. Chance of rain 30 percent.
SUNDAY
Mostly sunny with a 20 percent chance of showers. Highs in the mid 70s.
SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of showers. Lows in the mid 50s.

  51358 WEATHER SATELLITE LOOPS
Visible Weather Satellite
LOST ISLAND LAKE, IA 51358
Infrared Weather Satellite
LOST ISLAND LAKE, IA 51358
  51358 WEATHER RADAR LOOP
NEXRAD Weather Radar
LOST ISLAND LAKE, IA 51358
 MOS COMPUTER WEATHER FORECAST

SPENCER, IA 3 hourly weather forecast
weather forecast created  7:00 AM CDT  6/ 8/2026
Monday
8 JUN 2026		 LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 12 hours 1 PM 80° 82° Partly Cloudy 9%

 0% Thunder
( 24% severe)		 SSE   7 60% 65°
High 87° LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 15 hours 4 PM 85° 87° Partly Cloudy ESE   5 53% 66°
Partly Cloudy



 LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 18 hours 7 PM 86° 88° Partly Cloudy 12%
RAIN
<.01 in		 0% Thunder
( 44% severe)		 SE   5 50% 65°
LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 21 hours 10 PM 77° 79° Mostly Cloudy E   6 64% 64°
Tuesday
9 JUN 2026		 LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 0 hours 1 AM 72° 72° Mostly Cloudy 20%
RAIN
<.01 in		 0% Thunder
( 27% severe)		 SE   6 76% 64°
Low 66° LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 3 hours 4 AM 68° 68° Mostly Cloudy SE   6 87% 64°
High 92° LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 6 hours 7 AM 69° 69° Mostly Cloudy 4%

 0% Thunder
( 10% severe)		 SE   6 87% 65°

Partly Cloudy



 LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 9 hours 10 AM 81° 84° Partly Cloudy SSE   10 65% 68°
LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 12 hours 1 PM 88° 91° Partly Cloudy 3%

 0% Thunder
( 15% severe)		 SE   16 50% 67°
LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 15 hours 4 PM 91° 96° Partly Cloudy SSE   20 49% 69°
LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 18 hours 7 PM 91° 96° Partly Cloudy 34%
RAIN
.5–1 in		 0% Thunder
( 41% severe)		 SSE   21 49% 69°
LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 21 hours 10 PM 82° 85° Partly Cloudy SSE   18 63% 68°
Wednesday
10 JUN 2026		 LOST ISLAND LAKE, IA 51358 weather forecast Day 3, 0 hours 1 AM 79° 81° Mostly Cloudy 44%
RAIN
***		 0% Thunder
( 22% severe)		 S   18 64% 66°
Low 73° LOST ISLAND LAKE, IA 51358 weather forecast Day 3, 3 hours 4 AM 76° 78° Mostly Cloudy S   18 66% 64°
High 93° LOST ISLAND LAKE, IA 51358 weather forecast Day 3, 6 hours 7 AM 75° 75° Partly Cloudy 20%
RAIN
<.01 in		 0% Thunder
( 18% severe)		 S   18 71% 65°

Partly Cloudy

Chance of Rain


Windy		 LOST ISLAND LAKE, IA 51358 weather forecast Day 3, 9 hours 10 AM 83° 85° Mostly Cloudy SSW   24 57% 66°
LOST ISLAND LAKE, IA 51358 weather forecast Day 3, 15 hours 1 PM 89° 91° Partly Cloudy 20%
RAIN
.01–.1 in		 0% Thunder
( 20% severe)		 SW   23 45% 65°
LOST ISLAND LAKE, IA 51358 weather forecast Day 3, 18 hours 4 PM 89° 89° Clear W   21 39% 61°
LOST ISLAND LAKE, IA 51358 weather forecast Day 3, 21 hours 7 PM 86° 85° Clear     W   20 37% 57°

SPENCER, IA extended weather forecast
Thursday
11 JUN 2026		 Friday
12 JUN 2026		 Saturday
13 JUN 2026		 Sunday
14 JUN 2026		 Monday
15 JUN 2026
Low 56° Low 52° Low 54° Low 55° Low 55°
High 86° High 84° High 78° High 69° High 75°
LOST ISLAND LAKE, IA 51358 weather forecast Day 4 LOST ISLAND LAKE, IA 51358 weather forecast Day 5 LOST ISLAND LAKE, IA 51358 weather forecast Day 6 LOST ISLAND LAKE, IA 51358 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
26% Rain		 Partly Cloudy
17% Rain		 Partly Cloudy
15% Rain		 Mostly Cloudy
33% Rain		 Overcast
56% Rain
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