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

Local Area Snow Depth

Iowa Current Weather

Iowa MOS Forecast Weather


Weather Map

(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
Mostly 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 in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the lower 70s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent. Heat index values up to 102 early in the evening.
WEDNESDAY
Mostly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of 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 PM CDT  6/ 8/2026
Tuesday
9 JUN 2026		 LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 0 hours 1 AM 73° 73° Mostly Cloudy 9%

 0% Thunder
( 19% severe)		 ESE   7 76% 65°
Low 68° LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 3 hours 4 AM 69° 69° Partly Cloudy SE   6 84% 64°
High 93° LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 6 hours 7 AM 70° 70° Mostly Cloudy 13%
RAIN
<.01 in		 0% Thunder
( 17% severe)		 ESE   6 87% 66°

Partly Cloudy



 LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 9 hours 10 AM 82° 85° Partly Cloudy SE   9 63% 68°
LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 12 hours 1 PM 88° 91° Partly Cloudy 5%

 0% Thunder
( 24% severe)		 SE   16 50% 67°
LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 15 hours 4 PM 91° 96° Partly Cloudy SE   20 49% 69°
LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 18 hours 7 PM 91° 96° Partly Cloudy 35%
RAIN
***		 0% Thunder
( 48% severe)		 SSE   20 49% 69°
LOST ISLAND LAKE, IA 51358 weather forecast Day 1, 21 hours 10 PM 82° 85° Mostly Cloudy SSE   18 65% 69°
Wednesday
10 JUN 2026		 LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 0 hours 1 AM 79° 81° Mostly Cloudy 25%
RAIN
.01–.1 in		 0% Thunder
( 31% severe)		 SSW   17 67% 67°
Low 73° LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 3 hours 4 AM 76° 78° Partly Cloudy S   18 66% 64°
High 92° LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 6 hours 7 AM 75° 75° Partly Cloudy 9%

 0% Thunder
( 20% severe)		 S   18 69% 64°

Partly Cloudy




Breezy		 LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 9 hours 10 AM 83° 85° Partly Cloudy SSW   23 57% 66°
LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 12 hours 1 PM 89° 91° Partly Cloudy 7%

 0% Thunder
( 21% severe)		 SW   21 44% 64°
LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 15 hours 4 PM 90° 89° Clear WSW   20 34% 58°
LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 18 hours 7 PM 87° 86° Clear 2%

 0% Thunder
( 8% severe)		 WNW   16 35% 56°
LOST ISLAND LAKE, IA 51358 weather forecast Day 2, 21 hours 10 PM 74° 74° Clear NW   8 44% 51°

SPENCER, IA extended weather forecast
BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE
Low 71° Low 56° Low 52° Low 54° Low 55°
High 91° High 86° High 84° High 78° High 69°
LOST ISLAND LAKE, IA 51358 weather forecast Day 3 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
Mostly Cloudy
59% Rain		 Partly Cloudy
26% Rain		 Partly Cloudy
17% Rain		 Partly Cloudy
15% Rain		 Mostly Cloudy
33% Rain
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