Skip to forecast
Search a place

Observed 2:35 PM MDT at KEUL

Letha, ID weather

Sunny and 55°13°, jacket by 7 PM.

Today: low 29°−2° (likely 29°−2° to 36°2°), high 60°16° (likely 54°12° to 60°16°).

Forecasts agree

Now 55°13°

Sunny

Wind
7 mph11 km/h
From the north. Up to 7 mph11 km/h through 2 AM
Dew point
30°−1°
Dry, static shocks likely
UV index
3Moderate
Moderate until 3 PM · peak 4
Air quality
19Good
Main pollutant: PM2.5 (fine particles)
Pressure
30.24 inHg1024 hPa
Falling · −0.10 inHg−3.5 hPa in 3 h

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

About the same as this time yesterday (54°12° then, 54°12° now)

Good hours for
  • High 60°16° today at 4 PM
  • Below freezing tonight 3–10 AM (low 29°−2°)
  • Fog tonight 5–7 AM
  • Fog tomorrow 9–10 AM
  • Above 50°10° tomorrow by noon
  1. This afternoonNear 58°14° · Clear
  2. TonightDown to 31°−1° by 4 AM · freezing, low 31°−1° · Clear
  3. Tomorrow morningUp to 47°8° by 11 AM · freezing, low 29°−2° · Partly cloudy
  4. Tomorrow afternoonUp to 64°18° by 4 PM · Partly cloudy
  5. Tomorrow nightDown to 39°4° by 5 AM · Partly cloudy
  6. Monday morningUp to 51°11° by 11 AM · rain chance 20% · Partly cloudy
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 2pSunny57°14° (likely 50°10° to 57°14°)57°14°0%3 mph5 km/h from SSE, gusts 4 mph6 km/h40%9%3
Sat 3pSunny58°14° (likely 52°11° to 58°14°)59°15°0%3 mph5 km/h from SSE, gusts 5 mph8 km/h38%5%2
Sat 4pSunny60°16° (likely 53°12° to 60°16°)60°16°0%3 mph5 km/h from SSE, gusts 6 mph9 km/h38%4%2
Sat 5pSunny59°15° (likely 54°12° to 59°15°)59°15°0%2 mph3 km/h from WSW, gusts 7 mph11 km/h40%2%1
Sat 6pSunny56°13° (likely 53°12° to 56°13°)56°13°0%2 mph3 km/h from WNW, gusts 5 mph8 km/h46%4%1
Sat 7pClear51°11° (likely 48°9° to 52°11°)51°11°0%1 mph2 km/h from WNW, gusts 4 mph6 km/h54%0%0
Sat 8pClear45°7° (likely 45°7° to 49°9°)45°7°0%0 mph0 km/h, gusts 3 mph4 km/h66%0%0
Sat 9pClear41°5° (likely 41°5° to 46°8°)41°5°0%0 mph0 km/h, gusts 3 mph5 km/h76%0%0
Sat 10pClear39°4° (likely 39°4° to 45°7°)39°4°0%0 mph0 km/h, gusts 4 mph6 km/h82%0%0
Sat 11pClear37°3° (likely 37°3° to 44°7°)37°3°0%1 mph2 km/h from S, gusts 6 mph9 km/h86%6%0
Sun 12aClear36°2° (likely 36°2° to 43°6°)36°2°0%1 mph2 km/h from S, gusts 5 mph8 km/h87%12%0
Sun 1aClear34°1° (likely 34°1° to 42°6°)34°1°0%1 mph2 km/h from SSE, gusts 5 mph8 km/h91%8%0
Sun 2aClear33°1° (likely 33°1° to 42°6°)33°1°0%1 mph2 km/h from E, gusts 5 mph8 km/h92%5%0
Sun 3aClear32°0° (likely 32°0° to 41°5°)32°0°0%0 mph0 km/h, gusts 5 mph8 km/h90%8%0
Sun 4aClear31°−1° (likely 31°−1° to 40°4°)31°−1°0%1 mph2 km/h from N, gusts 5 mph8 km/h92%15%0
Sun 5aFog31°−1° (likely 31°−1° to 40°4°)31°−1°0%2 mph3 km/h from NW, gusts 6 mph10 km/h93%49%0
Sun 6aFog30°−1° (likely 30°−1° to 39°4°)30°−1°0%2 mph3 km/h from NW, gusts 5 mph9 km/h94%48%0
Sun 7aMostly clear30°−1° (likely 30°−1° to 39°4°)30°−1°0%2 mph3 km/h from NNW, gusts 5 mph8 km/h94%57%0
Sun 8aMostly sunny29°−2° (likely 29°−2° to 39°4°)29°−2°0%1 mph2 km/h from N, gusts 5 mph8 km/h94%59%0
Sun 9aFog31°−1° (likely 31°−1° to 39°4°)31°−1°0%1 mph2 km/h from N, gusts 5 mph8 km/h93%64%0
Sun 10aCloudy39°4° (likely 39°4° to 44°7°)39°4°0%1 mph2 km/h from NE, gusts 5 mph9 km/h77%67%1
Sun 11aMostly sunny47°8° (likely 45°7° to 49°9°)47°8°0%2 mph3 km/h from E, gusts 8 mph13 km/h63%53%2
Sun 12pMostly sunny52°11° (likely 50°10° to 53°12°)52°11°0%2 mph3 km/h from ESE, gusts 10 mph16 km/h56%65%3
Sun 1pMostly sunny57°14° (likely 54°12° to 57°14°)57°14°0%3 mph5 km/h from ESE, gusts 10 mph17 km/h49%62%3
Sun 2pMostly sunny61°16° (likely 56°13° to 61°16°)61°16°0%5 mph8 km/h from SE, gusts 9 mph15 km/h45%58%3
Sun 3pMostly sunny63°17° (likely 58°14° to 64°18°)63°17°0%6 mph10 km/h from SE, gusts 11 mph17 km/h42%59%3
Sun 4pMostly sunny64°18° (likely 58°14° to 66°19°)65°18°0%5 mph8 km/h from SE, gusts 10 mph16 km/h40%55%2
Sun 5pMostly sunny64°18° (likely 59°15° to 66°19°)64°18°0%3 mph5 km/h from ESE, gusts 8 mph13 km/h41%56%2
Sun 6pCloudy61°16° (likely 58°14° to 62°17°)61°16°0%2 mph3 km/h from E, gusts 7 mph11 km/h46%73%1
Sun 7pCloudy56°13° (likely 52°11° to 57°14°)56°13°0%2 mph3 km/h from E, gusts 4 mph6 km/h55%76%0
Sun 8pCloudy51°11° (likely 50°10° to 53°12°)51°11°0%2 mph3 km/h from E, gusts 3 mph5 km/h65%77%0
Sun 9pCloudy48°9° (likely 48°9° to 52°11°)48°9°0%0 mph0 km/h, gusts 6 mph9 km/h70%78%0
Sun 10pCloudy46°8° (likely 46°8° to 50°10°)46°8°0%0 mph0 km/h, gusts 8 mph14 km/h73%78%0
Sun 11pCloudy44°7° (likely 44°7° to 50°10°)44°7°0%0 mph0 km/h, gusts 9 mph15 km/h76%80%0
Mon 12aClear43°6° (likely 43°6° to 49°9°)43°6°5%2 mph3 km/h from ESE, gusts 9 mph14 km/h77%39%0
Mon 1aClear42°6° (likely 42°6° to 49°9°)42°6°5%2 mph3 km/h from ESE, gusts 8 mph12 km/h79%28%0
Mon 2aClear41°5° (likely 41°5° to 50°10°)41°5°5%2 mph3 km/h from ESE, gusts 7 mph12 km/h79%43%0
Mon 3aCloudy41°5° (likely 41°5° to 50°10°)39°4°5%3 mph5 km/h from SE, gusts 9 mph14 km/h78%42%0
Mon 4aCloudy40°4° (likely 40°4° to 49°9°)38°3°5%3 mph5 km/h from SE, gusts 8 mph13 km/h79%39%0
Mon 5aCloudy39°4° (likely 39°4° to 48°9°)37°3°5%3 mph5 km/h from SE, gusts 7 mph11 km/h82%40%0
Mon 6aClear39°4° (likely 39°4° to 47°8°)39°4°5%2 mph3 km/h from SSE, gusts 5 mph9 km/h84%22%0
Mon 7aPartly cloudy38°3° (likely 38°3° to 46°8°)38°3°5%2 mph3 km/h from SSE, gusts 7 mph10 km/h87%47%0
Mon 8aMostly cloudy37°3° (likely 37°3° to 46°8°)37°3°10%2 mph3 km/h from SSE, gusts 6 mph10 km/h90%34%0
Mon 9aPartly sunny38°3° (likely 38°3° to 46°8°)35°2°10%3 mph5 km/h from SSE, gusts 5 mph9 km/h89%45%0
Mon 10aShowers43°6° (likely 43°6° to 50°10°)41°5°20%3 mph5 km/h from SSE, gusts 6 mph9 km/h79%66%1
Mon 11aCloudy51°11° (likely 47°8° to 57°14°)51°11°20%3 mph5 km/h from SSE, gusts 8 mph13 km/h64%77%2
Mon 12pShowers58°14° (likely 51°11° to 61°16°)58°14°20%, 0.02 in0.5 mm6 mph10 km/h from SSW, gusts 10 mph16 km/h50%81%2
Mon 1pShowers63°17° (likely 51°11° to 64°18°)63°17°20%, 0.02 in0.5 mm6 mph10 km/h from SSW, gusts 12 mph19 km/h42%65%3

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Mostly sunny. High 60°16°, low 29°−2°. Typical 61°16° / 35°2°. Dry. Forecasts agree. Best day outdoors this week.
    1. Afternoon

      noon–6 PM

      Sunny, 60°16°

      Dry

    2. Evening

      6 PM–midnight

      Clear, 45°7°

      Dry

    3. Overnight

      midnight–6 AM

      Clear, 31°−1°

      Dry

    Official NWS forecast

    Today: Sunny, with a high near 60. South wind around 3 mph.

    Tonight: Patchy frost between midnight and 1am, then widespread frost and patchy fog. Mostly clear, with a low around 29. North northeast wind around 2 mph.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    Best day outdoors this week: the one dry, mild day the forecasts agree on (high 60°16°).

    High, likely
    54°12°–60°16°
    Low, likely
    29°−2°–36°2°
    Typical high / low
    61°16° / 35°2°
    Wind
    10 mph16 km/h, gusts 15 mph24 km/h
    UV peak
    4
  2. Tomorrow, Oct 25. Cloudy. High 64°18°, low 37°3°. Typical 60°16° / 35°2°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Fog, 29°−2°

      Dry

    2. Afternoon

      noon–6 PM

      Mostly sunny, 64°18°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 51°11°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 39°4°

      Dry

    Official NWS forecast

    Day: Widespread frost and areas of fog before 10am. Sunny, with a high near 64. East wind 1 to 6 mph.

    Night: Mostly cloudy, with a low around 37. Southeast wind 0 to 3 mph.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    59°15°–66°19°
    Low, likely
    33°1°–38°3°
    Typical high / low
    60°16° / 35°2°
    Wind
    10 mph16 km/h, gusts 15 mph24 km/h
    UV peak
    3
  3. Monday, Oct 26. Showers. High 65°18°, low 35°2°. Typical 60°16° / 34°1°. Rain 0.06 in1.5 mm, 20% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Partly sunny, 37°3°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 63°17°

      30% chance · 0.05 in1.3 mm

    3. Evening

      6 PM–midnight

      Partly cloudy, 48°9°

      30% chance

    4. Overnight

      midnight–6 AM

      Cloudy, 38°3°

      Dry

    Official NWS forecast

    Day: A slight chance of rain showers after 10am. Mostly sunny, with a high near 65. South southwest wind 2 to 6 mph. Chance of precipitation is 20%.

    Night: A slight chance of rain showers before 9pm, then areas of fog. Mostly cloudy, with a low around 35. Chance of precipitation is 20%.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    55°13°–65°18°
    Low, likely
    35°2°–44°7°
    Typical high / low
    60°16° / 34°1°
    Wind
    14 mph23 km/h, gusts 24 mph39 km/h
    UV peak
    3
  4. Tuesday, Oct 27. Fog. High 58°14°, low 31°−1°. Typical 59°15° / 34°1°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 38°3°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 54°12°

      Dry

    3. Evening

      6 PM–midnight

      Partly cloudy, 48°9°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 37°3°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Areas of fog before 10am. Mostly sunny, with a high near 58.

    Night: Areas of fog after 3am. Partly cloudy, with a low around 31.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    53°12°–58°14°
    Low, likely
    31°−1°–41°5°
    Typical high / low
    59°15° / 34°1°
    Wind
    6 mph10 km/h, gusts 15 mph23 km/h
    UV peak
    4
  5. Wednesday, Oct 28. Fog. High 62°17°, low 33°1°. Typical 59°15° / 34°1°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Partly sunny, 35°2°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 57°14°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 48°9°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 38°3°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Areas of fog before 10am. Mostly sunny, with a high near 62.

    Night: Partly cloudy, with a low around 33.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    54°12°–62°17°
    Low, likely
    29°−2°–40°4°
    Typical high / low
    59°15° / 34°1°
    Wind
    9 mph14 km/h, gusts 14 mph23 km/h
    UV peak
    4
  6. Thursday, Oct 29. Cloudy. High 59°15°, low 32°0°. Typical 58°14° / 34°1°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Cloudy, 37°3°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 55°13°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 48°9°

      20% chance

    4. Overnight

      midnight–6 AM

      Partly cloudy, 37°3°

      20% chance · 0.02 in0.4 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 59.

    Night: A slight chance of rain showers before 2am, then areas of fog and a slight chance of rain showers. Partly cloudy, with a low around 32. Chance of precipitation is 20%.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    54°12°–59°15°
    Low, likely
    29°−2°–41°5°
    Typical high / low
    58°14° / 34°1°
    Wind
    7 mph12 km/h, gusts 15 mph25 km/h
    UV peak
    3
  7. Friday, Oct 30. Fog. High 57°14°, low 29°−2°. Typical 58°14° / 33°1°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 35°2°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 48°9°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 42°6°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 28°−2°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Areas of fog before 10am. Partly sunny, with a high near 57.

    Night: Areas of fog after 1am. Partly cloudy, with a low around 29.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    47°8°–57°14°
    Low, likely
    25°−4°–41°5°
    Typical high / low
    58°14° / 33°1°
    Wind
    11 mph18 km/h, gusts 18 mph29 km/h
    UV peak
    3
  8. Saturday, Oct 31. Drizzle. High 48°9°, low 28°−2°. Typical 57°14° / 33°1°. Rain 0.06 in1.5 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 28°−2°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 47°9°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 40°4°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 27°−3°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    45°7°–50°10°
    Low, likely
    13°−11°–36°2°
    Typical high / low
    57°14° / 33°1°
    Wind
    8 mph13 km/h, gusts 21 mph33 km/h
    UV peak
    3
  9. Sunday, Nov 1. Partly sunny. High 49°9°, low 28°−2°. Typical 56°13° / 33°1°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 27°−3°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 48°9°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 41°5°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 31°−1°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    45°7°–56°13°
    Low, likely
    13°−11°–36°2°
    Typical high / low
    56°13° / 33°1°
    Wind
    7 mph11 km/h, gusts 15 mph25 km/h
    UV peak
    3
  10. Monday, Nov 2. Drizzle. High 47°8°, low 31°−1°. Typical 56°13° / 32°0°. Rain 0.05 in1.3 mm, 10% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 34°1°

      Dry

    2. Afternoon

      noon–6 PM

      Drizzle, 43°6°

      Dry

    3. Evening

      6 PM–midnight

      Drizzle, 38°3°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    41°5°–50°10°
    Low, likely
    20°−7°–40°4°
    Typical high / low
    56°13° / 32°0°
    Wind
    15 mph24 km/h
    UV peak
    1

The outlook

  1. Today

    Dry, high 60°, low 29°.

  2. Tomorrow

    Dry, high 64°, low 37°, warming up.

  3. Monday

    Dry, high 65°, low 35°.

  4. Rest of week

    Mostly dry, highs 47–62°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (BOI) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Payette River at Emmett

11 mi
Below flood stage
Level
2.4 ft
Flow
1,040 cfs

Forecast peak 2.3 ft Sat 6 PM

Reading from Sat 1:45 PM · NWS gauge page

Payette River at Payette

17 mi
Below flood stage
Level
5.2 ft
Flow
1,400 cfs

Forecast peak 5.0 ft Sat 6 PM

Reading from Sat 1:30 PM · NWS gauge page

Payette River at Horseshoe Bend

23 mi
Below flood stage
Level
3.0 ft
Flow
973 cfs

Forecast peak 3.0 ft Sat 6 PM

Reading from Sat 1:30 PM · NWS gauge page

Payette River at Letha

0.9 mi
Level
7.8 ft
Flow
1,150 cfs

Reading from Sat 1:30 PM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 70% less heating than a typical week.

This week 39Typical 128

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F
29
h below 17°F
0
h below 5°F
0

47, 17 and 5°F are the test points heat pumps are rated at. About 17 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 30°F).

Open the windows?

Sun, 2:00 PM–6:00 PM

Good stretch to open the windows (air quality forecast not available for part of this window).

Is this typical?

EMMETT 2 E · official normals 1991–2020 · records 1906–2026

Oct 24, today vs a typical year

Today’s expected high is about typical for the date.

Normal high / low
61°16° / 35°2°
Forecast high / low
60°16° / 29°−2°
Record high
107°42° in 1926
Record low
20°−7° in 1975

Last 7 days vs normal

On average 7°4° warmer than normal (daily mean temperature).

  1. +7°+4°SunOct 18
  2. +5°+3°MonOct 19
  3. +8°+4°TueOct 20
  4. +8°+4°WedOct 21
  5. —ThuOct 22
  6. —FriOct 23
  7. —SatOct 24

Letha weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Sunrise 8:12 AM, sunset 6:48 PM.

Daylight
10 h 35 min
Losing 2 min 49 s a day; shortest Dec 21, 1 h 41 min less
Golden hour
6:08–7:06 PM
Morning 7:54–8:52 AM
Blue hour
7:06–7:17 PM
Morning 7:43–7:54 AM; first light 7:43 AM

Stars tonight? Fair

Mostly clear 7:17 PM–5 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today
sets 6:29 AM · rises 5:48 PM
Full moon
Oct 25
New moon
Nov 9
Looking east from Letha. The highest point on the skyline is about 8,200 ft, 44 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.