Observed 11:40 AM MDT at KBOI

Idaho City, ID weather

Sunny and 46°8°, jacket by 6 PM.

Mostly agree

Now 46°8°

Sunny

Wind: 5 mph7 km/h; From the southeast. Light through 12 AM
Dew point: 36°2°; Comfortable
UV index: 2Low; Moderate 1–4 PM · peak 3
Air quality: 31Good; Main pollutant: PM2.5 (fine particles)
Pressure: 30.3 inHg1026 hPa; Falling · −0.07 inHg−2.3 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (46°8° then, 45°7° now)

Good hours for

Below 40°4° tonight after 9 PM
Hard freeze tonight 10 PM–11 AM (low 23°−5°)
Fog tonight 4–5 AM
Fog tomorrow 6–8 AM
Below freezing Monday 6–10 AM (low 29°−2°)

This afternoonUp to 59°15° by 3 PM · Clear
TonightDown to 25°−4° by 5 AM · freezing, low 25°−4° · Clear
Tomorrow morningUp to 44°7° by 11 AM · Partly cloudy · freezing, low 23°−5°
Tomorrow afternoonUp to 65°18° by 3 PM · Mostly cloudy
Tomorrow nightDown to 33°1° by 3 AM · Mostly cloudy
Monday morningUp to 48°9° by 11 AM · freezing, low 29°−2° · Partly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 12p	Mostly sunny	50°10° (likely 45°7° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 4 mph6 km/h	58%	19%	2
Sat 1p	Sunny	56°13° (likely 48°9° to 56°13°)	57°14°	0%	0 mph0 km/h, gusts 5 mph8 km/h	49%	23%	3
Sat 2p	Mostly sunny	58°14° (likely 49°9° to 58°14°)	59°15°	0%	1 mph2 km/h from SW, gusts 6 mph9 km/h	45%	31%	3
Sat 3p	Mostly sunny	59°15° (likely 50°10° to 59°15°)	59°15°	0%	1 mph2 km/h from WSW, gusts 6 mph9 km/h	44%	28%	3
Sat 4p	Sunny	58°14° (likely 50°10° to 58°14°)	58°14°	0%	1 mph2 km/h from SW, gusts 6 mph9 km/h	44%	16%	2
Sat 5p	Sunny	56°13° (likely 49°9° to 56°13°)	56°13°	0%	1 mph2 km/h from SW, gusts 5 mph9 km/h	48%	11%	1
Sat 6p	Sunny	51°11° (likely 47°8° to 51°11°)	51°11°	0%	1 mph2 km/h from WSW, gusts 4 mph7 km/h	59%	7%	1
Sat 7p	Clear	45°7° (likely 44°7° to 47°8°)	45°7°	0%	0 mph0 km/h, gusts 5 mph8 km/h	68%	2%	0
Sat 8p	Clear	40°4° (likely 40°4° to 44°7°)	40°4°	0%	0 mph0 km/h, gusts 4 mph6 km/h	80%	0%	0
Sat 9p	Clear	35°2° (likely 35°2° to 43°6°)	35°2°	0%	0 mph0 km/h, gusts 2 mph3 km/h	89%	2%	0
Sat 10p	Clear	32°0° (likely 32°0° to 41°5°)	32°0°	0%	0 mph0 km/h, gusts 2 mph3 km/h	93%	2%	0
Sat 11p	Clear	30°−1° (likely 30°−1° to 40°4°)	30°−1°	0%	0 mph0 km/h, gusts 2 mph4 km/h	97%	3%	0
Sun 12a	Clear	29°−2° (likely 29°−2° to 40°4°)	29°−2°	0%	0 mph0 km/h, gusts 3 mph5 km/h	99%	4%	0
Sun 1a	Clear	28°−2° (likely 28°−2° to 40°4°)	28°−2°	0%	0 mph0 km/h, gusts 3 mph4 km/h	100%	1%	0
Sun 2a	Clear	27°−3° (likely 27°−3° to 39°4°)	27°−3°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	9%	0
Sun 3a	Clear	27°−3° (likely 27°−3° to 38°3°)	27°−3°	0%	0 mph0 km/h, gusts 3 mph4 km/h	98%	20%	0
Sun 4a	Fog	26°−3° (likely 26°−3° to 38°3°)	26°−3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	26%	0
Sun 5a	Clear	25°−4° (likely 25°−4° to 38°3°)	25°−4°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	21%	0
Sun 6a	Fog	25°−4° (likely 25°−4° to 38°3°)	25°−4°	0%	0 mph0 km/h, gusts 3 mph4 km/h	100%	25%	0
Sun 7a	Fog	24°−4° (likely 24°−4° to 38°3°)	24°−4°	0%	0 mph0 km/h, gusts 3 mph4 km/h	100%	49%	0
Sun 8a	Cloudy	23°−5° (likely 23°−5° to 38°3°)	23°−5°	0%	0 mph0 km/h, gusts 4 mph6 km/h	100%	59%	0
Sun 9a	Cloudy	24°−4° (likely 24°−4° to 38°3°)	24°−4°	0%	0 mph0 km/h, gusts 3 mph5 km/h	98%	61%	0
Sun 10a	Mostly sunny	32°0° (likely 32°0° to 43°6°)	32°0°	0%	0 mph0 km/h, gusts 3 mph5 km/h	82%	60%	1
Sun 11a	Mostly sunny	44°7° (likely 44°7° to 50°10°)	44°7°	0%	0 mph0 km/h, gusts 4 mph7 km/h	58%	62%	2
Sun 12p	Partly sunny	53°12° (likely 49°9° to 54°12°)	53°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	41%	57%	3
Sun 1p	Partly sunny	61°16° (likely 52°11° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 8 mph13 km/h	34%	49%	3
Sun 2p	Partly sunny	64°18° (likely 55°13° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 9 mph15 km/h	29%	53%	4
Sun 3p	Cloudy	65°18° (likely 56°13° to 65°18°)	65°18°	0%	2 mph3 km/h from S, gusts 11 mph17 km/h	28%	69%	3
Sun 4p	Mostly cloudy	64°18° (likely 56°13° to 64°18°)	64°18°	0%	2 mph3 km/h from S, gusts 11 mph18 km/h	29%	65%	3
Sun 5p	Mostly cloudy	61°16° (likely 55°13° to 61°16°)	61°16°	0%	2 mph3 km/h from S, gusts 11 mph18 km/h	33%	70%	2
Sun 6p	Mostly cloudy	56°13° (likely 53°12° to 58°14°)	56°13°	0%	0 mph0 km/h, gusts 10 mph16 km/h	44%	53%	1
Sun 7p	Cloudy	50°10° (likely 48°9° to 53°12°)	50°10°	0%	0 mph0 km/h, gusts 4 mph7 km/h	50%	72%	0
Sun 8p	Cloudy	46°8° (likely 44°7° to 50°10°)	46°8°	0%	0 mph0 km/h, gusts 4 mph7 km/h	59%	75%	0
Sun 9p	Partly cloudy	42°6° (likely 42°6° to 48°9°)	42°6°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	69%	69%	0
Sun 10p	Cloudy	39°4° (likely 39°4° to 47°8°)	39°4°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	76%	80%	0
Sun 11p	Cloudy	36°2° (likely 36°2° to 47°8°)	37°3°	0%	2 mph3 km/h from E, gusts 6 mph9 km/h	79%	80%	0
Mon 12a	Cloudy	35°2° (likely 35°2° to 47°8°)	32°0°	0%	3 mph5 km/h from E, gusts 5 mph7 km/h	80%	80%	0
Mon 1a	Cloudy	34°1° (likely 34°1° to 46°8°)	31°−1°	0%	3 mph5 km/h from E, gusts 4 mph7 km/h	81%	79%	0
Mon 2a	Mostly cloudy	34°1° (likely 34°1° to 46°8°)	30°−1°	0%	3 mph5 km/h from E, gusts 4 mph7 km/h	81%	68%	0
Mon 3a	Cloudy	33°1° (likely 33°1° to 45°7°)	29°−2°	0%	5 mph8 km/h from E, gusts 5 mph8 km/h	80%	73%	0
Mon 4a	Mostly clear	33°1° (likely 33°1° to 46°8°)	29°−2°	0%	5 mph8 km/h from E, gusts 6 mph9 km/h	80%	39%	0
Mon 5a	Clear	33°1° (likely 33°1° to 46°8°)	29°−2°	0%	5 mph8 km/h from E, gusts 6 mph10 km/h	81%	42%	0
Mon 6a	Clear	32°0° (likely 32°0° to 48°9°)	27°−3°	5%	5 mph8 km/h from ENE, gusts 6 mph10 km/h	84%	43%	0
Mon 7a	Mostly cloudy	30°−1° (likely 30°−1° to 49°9°)	25°−4°	5%	5 mph8 km/h from ENE, gusts 6 mph10 km/h	88%	68%	0
Mon 8a	Mostly cloudy	29°−2° (likely 29°−2° to 48°9°)	24°−4°	5%	5 mph8 km/h from ENE, gusts 6 mph10 km/h	89%	37%	0
Mon 9a	Partly sunny	31°−1° (likely 31°−1° to 48°9°)	26°−3°	5%	5 mph8 km/h from SSW, gusts 6 mph10 km/h	85%	49%	0
Mon 10a	Partly sunny	38°3° (likely 38°3° to 53°12°)	35°2°	5%	5 mph8 km/h from SSW, gusts 6 mph9 km/h	71%	45%	1
Mon 11a	Partly sunny	48°9° (likely 48°9° to 56°13°)	46°8°	5%	5 mph8 km/h from SSW, gusts 7 mph11 km/h	54%	41%	2

Days ahead

Tap a day for its hours and the official wording.

Today, Oct 24. Cloudy. High 59°15°, low 23°−5°. Dry. Mostly agree.
1. Afternoon
  noon–6 PM
  Mostly sunny, 59°15°
  Dry
2. Evening
  6 PM–midnight
  Clear, 40°4°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 25°−4°
  Dry
Official NWS forecast
Today: Sunny, with a high near 59. West southwest wind around 1 mph.
Tonight: Widespread frost between 9pm and 11pm, then widespread frost and areas of fog. Mostly clear, with a low around 23. North northeast wind around 1 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
50°10°–59°15°
Low, likely
23°−5°–35°2°
Wind
5 mph8 km/h, gusts 16 mph26 km/h
UV peak
4
Tomorrow, Oct 25. Cloudy. High 65°18°, low 29°−2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 23°−5°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 46°8°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 33°1°
  Dry
Official NWS forecast
Day: Widespread frost and areas of fog before 11am. Mostly sunny. High near 65, with temperatures falling to around 61 in the afternoon. Southeast wind around 2 mph.
Night: Widespread frost after 11pm. Mostly cloudy, with a low around 29. East northeast wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
56°13°–65°18°
Low, likely
29°−2°–38°3°
Wind
9 mph14 km/h, gusts 21 mph33 km/h
UV peak
4
Monday, Oct 26. Partly sunny. High 65°18°, low 28°−2°. Rain 0.14 in3.6 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 29°−2°
  Dry
2. Afternoon
  noon–6 PM
  Showers, 56°13°
  50% chance · 0.09 in2.4 mm
3. Evening
  6 PM–midnight
  Drizzle, 42°6°
  50% chance · 0.03 in0.8 mm
4. Overnight
  midnight–6 AM
  Mostly clear, 37°3°
  40% chance
Official NWS forecast
Day: Widespread frost before 10am, then a slight chance of rain showers. Mostly sunny, with a high near 65. South wind 5 to 8 mph. Chance of precipitation is 20%.
Night: A chance of rain showers before 3am, then a chance of rain showers and patchy fog. Mostly cloudy, with a low around 28. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
50°10°–65°18°
Low, likely
28°−2°–42°6°
Wind
15 mph24 km/h, gusts 29 mph47 km/h
UV peak
4
Tuesday, Oct 27. Drizzle. High 54°12°, low 23°−5°. Rain 0.06 in1.5 mm, 40% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 37°3°
  30% chance · 0.01 in0.3 mm
2. Afternoon
  noon–6 PM
  Drizzle, 46°8°
  20% chance · 0.05 in1.2 mm
3. Evening
  6 PM–midnight
  Partly cloudy, 39°4°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 33°1°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog and a chance of snow showers before 9am, then areas of fog and a chance of rain showers. Mostly cloudy, with a high near 54. Chance of precipitation is 40%. Little or no snow accumulation expected.
Night: Patchy fog after 5am. Mostly cloudy, with a low around 23.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
44°7°–54°12°
Low, likely
23°−5°–38°3°
Wind
5 mph9 km/h, gusts 21 mph33 km/h
UV peak
2
Wednesday, Oct 28. Partly sunny. High 60°16°, low 26°−3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 33°0°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 51°10°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 41°5°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 36°2°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog before 9am. Mostly sunny, with a high near 60.
Night: Partly cloudy, with a low around 26.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
46°8°–60°16°
Low, likely
26°−3°–37°3°
Wind
11 mph18 km/h, gusts 17 mph28 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 60°16°, low 27°−3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 36°2°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 52°11°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 42°6°
  30% chance · 0.02 in0.6 mm
4. Overnight
  midnight–6 AM
  Cloudy, 35°2°
  30% chance · 0.06 in1.6 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 60.
Night: A slight chance of rain showers before 5am, then patchy fog and a slight chance of rain showers. Partly cloudy, with a low around 27. Chance of precipitation is 20%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
48°9°–60°16°
Low, likely
27°−3°–38°3°
Wind
9 mph14 km/h, gusts 18 mph28 km/h
UV peak
3
Friday, Oct 30. Fog. High 60°16°, low 26°−3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 35°1°
  30% chance · 0.02 in0.5 mm
2. Afternoon
  noon–6 PM
  Cloudy, 46°8°
  30% chance
3. Evening
  6 PM–midnight
  Mostly clear, 36°2°
  20% chance
4. Overnight
  midnight–6 AM
  Drizzle, 28°−2°
  20% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog and a slight chance of rain showers. Mostly sunny, with a high near 60. Chance of precipitation is 20%.
Night: A slight chance of rain showers. Partly cloudy, with a low around 26.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
43°6°–60°16°
Low, likely
24°−4°–35°2°
Wind
7 mph12 km/h, gusts 21 mph34 km/h
UV peak
3
Saturday, Oct 31. Drizzle. High 42°6°, low 25°−4°. Rain 0.05 in1.3 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 28°−2°
  30% chance · 0.01 in0.3 mm
2. Afternoon
  noon–6 PM
  Sunny, 42°5°
  20% chance · 0.01 in0.3 mm
3. Evening
  6 PM–midnight
  Clear, 33°0°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 25°−4°
  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
40°4°–45°7°
Low, likely
15°−9°–32°0°
Wind
7 mph11 km/h, gusts 21 mph33 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 46°8°, low 25°−4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 27°−3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 47°8°
  Dry
3. Evening
  6 PM–midnight
  Clear, 37°3°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 30°−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
42°6°–53°12°
Low, likely
17°−8°–33°1°
Wind
6 mph9 km/h, gusts 14 mph22 km/h
UV peak
3
Monday, Nov 2. Drizzle. High 44°7°, low 29°−2°. Rain 0.06 in1.5 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 36°2°
  Dry
2. Afternoon
  noon–6 PM
  Drizzle, 44°7°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 35°1°
  20% chance · 0.01 in0.3 mm
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
42°6°–47°8°
Low, likely
25°−4°–37°3°
Wind
5 mph9 km/h, gusts 17 mph27 km/h
UV peak
1

10 days15 days30 days

The outlook

Today
Dry, high 59°, low 23°.
Tomorrow
Dry, high 65°, low 29°, warming up.
Monday
Dry, high 65°, low 28°.
Rest of week
Mostly dry, highs 42–60°.

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

Mores Creek above Robie Creek

15 mi

Below flood stage

Level: 2.1 ft
Flow: 55 cfs

Forecast peak 2.1 ft Sat 12 PM

Reading from Sat 10:30 AM · NWS gauge page

Payette River at Horseshoe Bend

20 mi

Below flood stage

Level: 3.1 ft
Flow: 1,010 cfs

Forecast peak 3.0 ft Sat 12 PM

Reading from Sat 10:30 AM · NWS gauge page

South Fork Payette River at Lowman

21 mi

Below flood stage

Level: 3.3 ft
Flow: 351 cfs

Forecast peak 3.3 ft Sat 12 PM

Reading from Sat 10:30 AM · NWS gauge page

Middle Fork Payette River at Crouch

21 mi

Below flood stage

Level: 5.6 ft
Flow: 140 cfs

Forecast peak 5.6 ft Sat 12 PM

Reading from Sat 10:30 AM · NWS gauge page

Sun & moon

Sun

Daylight: 10 h 36 min; Losing 2 min 49 s a day; shortest Dec 21, 1 h 41 min less
Golden hour: 6:04–7:03 PM; Morning 7:51–8:49 AM
Blue hour: 7:03–7:14 PM; Morning 7:39–7:51 AM; first light 7:39 AM

Stars tonight? Fair

Mostly clear 7:14 PM–4 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 6:26 AM · rises 5:45 PM
Full moon: Oct 25
New moon: Nov 9

Looking northeast from Idaho City. The highest point on the skyline is about 8,000 ft, 11 mi away.Skyline from USGS elevation data, heights drawn up to 4.5× taller. Sky, sun and moon as they are now.

Idaho City, ID weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Mores Creek above Robie Creek

Payette River at Horseshoe Bend

South Fork Payette River at Lowman

Middle Fork Payette River at Crouch

Sun & moon

Sun

Stars tonight? Fair

Moon