LEWISTON, ID 83501 Weather Forecast & Current Conditions

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83501 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
LEWISTON, ID Current Weather
10:56 AM PDT MAY 15, 2026
Overcast 57°F
Feels Like:	56°F
Dewpoint:	34°F
Rel. Hum.:	42%
Visibility:	10 miles
Wind:	NW at 6 mph
Pressure:	30.06 inches
Last 72 hours
Local Area Snow Depth
Idaho Current Weather
Idaho MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

83501 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	LEWISTON, ID 83501 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TODAY
Mostly cloudy. Highs in the upper 50s to mid 60s. West wind 5 to 15 mph with gusts up to 35 mph.

TONIGHT
Mostly cloudy with a 20 percent chance of rain showers. Lows in the lower to mid 40s. Breezy. West wind 10 to 20 mph shifting to the southwest overnight. Gusts up to 35 mph.

SATURDAY
Mostly cloudy. A chance of rain showers in the morning, then rain showers likely and a chance of thunderstorms in the afternoon. Highs in the 50s. Windy. West wind 15 to 25 mph with gusts up to 40 mph. Chance of precipitation 70 percent. Rainfall amounts less than a quarter of an inch, except higher amounts possible in thunderstorms.

SATURDAY NIGHT
Mostly cloudy with a 50 percent chance of rain showers. Lows in the mid 30s to lower 40s. Southwest wind 5 to 15 mph with gusts up to 35 mph.

SUNDAY
Mostly cloudy with a 50 percent chance of rain showers. Highs in the lower 50s to lower 60s.

SUNDAY NIGHT THROUGH MONDAY NIGHT
Partly cloudy. Lows in the mid 30s to lower 40s. Highs in the lower to mid 60s.

TUESDAY
Partly cloudy with a 20 percent chance of rain showers. Highs in the mid 60s to lower 70s.

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

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 AM EDT 5/15/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Friday
15 MAY 2026

11 AM

57°

55°

Partly Cloudy

3%

0% Thunder
( 3% severe)

W 9

45%

36°

High 63°

2 PM

62°

61°

Mostly Cloudy

WNW 12

34%

33°

Mostly Cloudy

5 PM

61°

59°

Mostly Cloudy

8%

0% Thunder
( 4% severe)

WNW 16

29%

29°

8 PM

58°

55°

Mostly Cloudy

W 16

37%

32°

Saturday
16 MAY 2026

11 PM

52°

48°

Mostly Cloudy

6%

0% Thunder
( 3% severe)

W 10

56%

37°

Low 44°

2 AM

48°

45°

Mostly Cloudy

WNW 7

68%

38°

High 57°

5 AM

46°

43°

Mostly Cloudy

20%
RAIN
<.01 in

0% Thunder
( 10% severe)

W 6

73%

38°

Mostly Cloudy

Chance of Rain

8 AM

48°

42°

Mostly Cloudy

W 14

65%

37°

11 AM

52°

47°

Partly Cloudy

47%
RAIN
.01–.1 in

0% Thunder
( 23% severe)

W 16

50%

34°

2 PM

55°

51°

Partly Cloudy

W 16

41%

32°

5 PM

55°

51°

Partly Cloudy

22%
RAIN
.01–.1 in

0% Thunder
( 15% severe)

W 15

40%

31°

8 PM

52°

49°

Mostly Cloudy

SW 9

48%

33°

Sunday
17 MAY 2026

11 PM

47°

44°

Mostly Cloudy

28%
RAIN
.25–.5 in

0% Thunder
( 5% severe)

S 7

68%

37°

Low 40°

2 AM

44°

41°

Mostly Cloudy

SSW 5

76%

37°

High 59°

5 AM

43°

41°

Mostly Cloudy

20%
RAIN
<.01 in

0% Thunder
( 3% severe)

SSW 3

82%

38°

Mostly Cloudy

Chance of Rain

8 AM

45°

44°

Mostly Cloudy

W 3

76%

38°

11 AM

49°

45°

Mostly Cloudy

5%

0% Thunder
( 12% severe)

WNW 8

63%

37°

2 PM

55°

52°

Mostly Cloudy

NW 9

51%

37°

5 PM

59°

58°

Partly Cloudy

NW 8

40%

35°


LEWISTON, ID extended weather forecast
Monday 18 MAY 2026	Tuesday 19 MAY 2026	Wednesday 20 MAY 2026	Thursday 21 MAY 2026	Friday 22 MAY 2026
Low 42°	Low 47°	Low 48°	Low 51°	Low 52°
High 70°	High 69°	High 74°	High 79°	High 77°

Partly Cloudy 21% Rain	Overcast 35% Rain	Partly Cloudy 26% Rain	Partly Cloudy 15% Rain	Partly Cloudy 23% Rain

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