LE MARS, IA 51031 Weather Forecast & Current Conditions

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51031 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
LE MARS, IA Current Weather
9:15 AM CDT MAY 18, 2026
Overcast NA
Feels Like:	NA
Dewpoint:	NA
Rel. Hum.:	NA%
Visibility:	10 miles
Wind:	NNW at 9 mph, gusts to 16
Pressure:	29.75 inches
Last 72 hours
Local Area Snow Depth
Iowa Current Weather
Iowa MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

51031 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	LE MARS, IA 51031 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TODAY
Cloudy. A slight chance of showers and thunderstorms late this morning, then showers with a chance of thunderstorms this afternoon. Much cooler with highs in the mid 60s. North winds 5 to 10 mph. Chance of rain 80 percent.

TONIGHT
Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

TUESDAY
Mostly cloudy in the morning, then becoming mostly sunny. Highs in the upper 50s. Northwest winds 15 to 20 mph with gusts up to 30 mph.

TUESDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the mid 30s. North winds 10 to 15 mph with gusts up to 25 mph, diminishing to around 5 mph after midnight.

WEDNESDAY
Mostly sunny. Highs in the lower 60s. Southeast winds around 5 mph.

WEDNESDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 40s.

THURSDAY
Mostly cloudy. Highs in the mid 60s.

THURSDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows in the mid 40s. Chance of rain 40 percent.

FRIDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. Highs in the upper 60s. Chance of rain 40 percent.

FRIDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the upper 40s. Chance of rain 40 percent.

SATURDAY
Mostly cloudy in the morning, then becoming mostly sunny. Highs in the mid 70s.

SATURDAY NIGHT
Partly cloudy. Lows in the lower 50s.

SUNDAY
Mostly sunny. Highs in the lower 80s.

51031 WEATHER SATELLITE LOOPS

Visible Weather Satellite
LE MARS, IA 51031

Infrared Weather Satellite
LE MARS, IA 51031

51031 WEATHER RADAR LOOP

NEXRAD Weather Radar
LE MARS, IA 51031

MOS COMPUTER WEATHER FORECAST

LE MARS, IA 3 hourly weather forecast

weather forecast created 7:00 PM CDT 5/17/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
18 MAY 2026

1 AM

60°

58°

Mostly Cloudy

9%

0% Thunder
( 19% severe)

WNW 12

96%

59°

Low 53°

4 AM

56°

53°

Mostly Cloudy

NW 12

96%

55°

High 64°

7 AM

54°

51°

Overcast

41%
RAIN
.01–.1 in

0% Thunder
( 20% severe)

NNW 10

100%

54°

Mostly Cloudy

Rain Likely

10 AM

58°

56°

Mostly Cloudy

N 10

90%

55°

1 PM

61°

60°

Mostly Cloudy

84%
RAIN
***

0% Thunder
( 43% severe)

N 10

84%

56°

4 PM

64°

63°

Mostly Cloudy

NNE 10

81%

58°

7 PM

63°

62°

Overcast

93%
RAIN
***

0% Thunder
( 36% severe)

N 13

75%

55°

10 PM

56°

52°

Overcast

NNW 15

90%

53°

Tuesday
19 MAY 2026

1 AM

50°

44°

Mostly Cloudy

26%
RAIN
.5–1 in

0% Thunder
( 5% severe)

NNW 16

96%

49°

Low 43°

4 AM

47°

40°

Mostly Cloudy

NW 17

96%

46°

High 58°

7 AM

45°

38°

NA

0%

0% Thunder
( 1% severe)

NW 17

96%

44°

Partly Cloudy

Breezy

10 AM

50°

44°

Mostly Cloudy

NW 18

77%

43°

1 PM

55°

50°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

NW 18

59%

41°

4 PM

58°

55°

Partly Cloudy

NW 16

51%

40°

7 PM

58°

55°

Clear

0%

0% Thunder
( 1% severe)

NNW 13

47%

38°

10 PM

49°

47°

Partly Cloudy

N 6

71%

40°


LE MARS, IA extended weather forecast
Wednesday 20 MAY 2026	Thursday 21 MAY 2026	Friday 22 MAY 2026	Saturday 23 MAY 2026	Sunday 24 MAY 2026
Low 38°	Low 47°	Low 52°	Low 51°	Low 54°
High 65°	High 64°	High 64°	High 70°	High 83°

Mostly Cloudy 16% Rain	Overcast 46% Rain	Overcast 71% Rain	Overcast 58% Rain	Partly Cloudy 32% Rain

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