LEWISTON, ID 83501 Weather Forecast & Current Conditions

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83501 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
LEWISTON, ID Current Weather
11:56 PM PDT SEP 12, 2026
Overcast Light Rain 61°F
Feels Like:	57°F
Dewpoint:	48°F
Rel. Hum.:	62%
Visibility:	10 miles
Wind:	WNW at 29 mph, gusts to 43
Pressure:
Last 72 hours
Local Area Snow Depth
Idaho Current Weather
Idaho MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

83501 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	LEWISTON, ID 83501 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TONIGHT
Rain showers and a chance of thunderstorms. Lows in the upper 40s to mid 50s. West wind 10 to 20 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. Rainfall amounts up to a half inch possible, except higher amounts possible in thunderstorms.

SUNDAY
A chance of thunderstorms. Rain showers in the morning, then a chance of rain showers in the afternoon. Highs in the upper 50s to upper 60s. Southwest wind 5 to 15 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. Rainfall amounts less than a quarter of an inch, except higher amounts possible in thunderstorms.

SUNDAY NIGHT
Cloudy. Rain showers in the evening, then a chance of rain showers overnight. Lows in the mid to upper 40s. Southwest wind 5 to 15 mph with gusts up to 30 mph. Chance of precipitation 90 percent. Rainfall amounts less than a quarter of an inch.

MONDAY
Sunny, warmer. Highs in the mid 60s to lower 70s.

MONDAY NIGHT
Mostly clear. Lows in the 40s.

TUESDAY THROUGH WEDNESDAY
Partly cloudy. Highs in the mid 60s to mid 70s. Lows in the mid to upper 40s.

WEDNESDAY NIGHT THROUGH SATURDAY
Mostly clear. Lows in the mid 40s to mid 50s. Highs in the mid 70s to mid 80s.

83501 WEATHER SATELLITE LOOPS

Visible Weather Satellite
LEWISTON, ID 83501

Infrared Weather Satellite
LEWISTON, ID 83501

83501 WEATHER RADAR LOOP

NEXRAD Weather Radar
LEWISTON, ID 83501

MOS COMPUTER WEATHER FORECAST

LEWISTON, ID 3 hourly weather forecast

weather forecast created 8:00 PM EDT 9/12/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Sunday
13 SEP 2026

11 PM

68°

68°

Mostly Cloudy

96%
RAIN
***

0% Thunder
( 24% severe)

WNW 13

40%

43°

Low 55°

2 AM

61°

59°

Mostly Cloudy

WNW 13

67%

50°

High 66°

5 AM

57°

56°

Overcast

70%
RAIN
***

0% Thunder
( 15% severe)

W 7

80%

51°

Mostly Cloudy

Rain Likely

8 AM

56°

55°

Mostly Cloudy

NW 6

80%

50°

11 AM

61°

60°

Partly Cloudy

60%
RAIN
.01–.1 in

0% Thunder
( 14% severe)

WSW 7

58%

46°

2 PM

65°

65°

Mostly Cloudy

W 9

45%

43°

5 PM

61°

60°

Mostly Cloudy

69%
RAIN
***

0% Thunder
( 7% severe)

W 9

51%

43°

8 PM

57°

56°

Overcast

NW 7

64%

45°

Monday
14 SEP 2026

11 PM

56°

54°

Overcast

39%
RAIN
.01–.1 in

0% Thunder
( 1% severe)

SW 8

69%

46°

Low 51°

2 AM

55°

53°

Mostly Cloudy

SSE 7

74%

47°

High 72°

5 AM

53°

52°

Partly Cloudy

1%

0% Thunder
( 0% severe)

S 5

77%

46°

Clear

8 AM

55°

55°

Clear

S 3

74%

47°

11 AM

63°

64°

Clear

0%

0% Thunder
( 0% severe)

SSW 3

54%

46°

2 PM

70°

70°

Clear

NNW 2

38%

43°

5 PM

70°

70°

Clear

0%

0% Thunder
( 0% severe)

N 5

35%

41°

8 PM

61°

62°

Partly Cloudy

NE 3

51%

43°


LEWISTON, ID extended weather forecast
Tuesday 15 SEP 2026	Wednesday 16 SEP 2026	Thursday 17 SEP 2026	Friday 18 SEP 2026	Saturday 19 SEP 2026
Low 50°	Low 52°	Low 52°	Low 55°	Low 54°
High 76°	High 79°	High 83°	High 83°	High 84°

Mostly Cloudy 4% Rain	Partly Cloudy 8% Rain	Partly Cloudy 13% Rain	Clear 13% Rain	Clear 3% Rain

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