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Now · 5:22 AM

Lake Ketchum Weather & Hourly Forecast

United States · Washington · 98292

Light rain
53°F
Light rain
Feels like: 52°F
💧 Humidity 85% 🌡 Pressure 29.85 inHg 💨 Wind 2 mph 👁 Visibility 6.2 mi Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:31 AM 🌇 Sunset 7:45 PM

Hourly Forecast for Lake Ketchum

Today
Light rain · 6:00 AM Light rain
53° 💧 0.01 in 💨 2 mph H 85%29.85 inHg
Overcast · 9:00 AM Overcast
58° 💧 None 💨 3 mph H 86%29.91 inHg
Partly cloudy · 12:00 PM Partly cloudy
68° 💧 None 💨 5 mph H 69%29.94 inHg
Partly cloudy · 3:00 PM Partly cloudy
67° 💧 None 💨 8 mph H 61%29.94 inHg
Overcast · 6:00 PM Overcast
66° 💧 0.01 in 💨 6 mph H 70%29.94 inHg
Overcast night · 9:00 PM Overcast night
59° 💧 None 💨 5 mph H 89%30.00 inHg
Tomorrow
Overcast night · 12:00 AM Overcast night
59° 💧 0.01 in 💨 3 mph H 90%30.00 inHg
Overcast night · 3:00 AM Overcast night
58° 💧 0.02 in 💨 3 mph H 95%30.03 inHg
Light rain · 6:00 AM Light rain
56° 💧 0.01 in 💨 1 mph H 97%30.06 inHg
Overcast · 9:00 AM Overcast
62° 💧 None 💨 1 mph H 93%30.06 inHg
Mostly cloudy · 12:00 PM Mostly cloudy
70° 💧 None 💨 5 mph H 69%30.03 inHg
Overcast · 3:00 PM Overcast
68° 💧 None 💨 9 mph H 59%30.00 inHg
Sunny · 6:00 PM Sunny
69° 💧 0.02 in 💨 8 mph H 61%29.97 inHg
Light rain · 9:00 PM Light rain
59° 💧 0.01 in 💨 5 mph H 88%30.03 inHg
Sunday
Clear night · 12:00 AM Clear night
53° 💧 None 💨 3 mph H 90%30.03 inHg
Partly cloudy night · 3:00 AM Partly cloudy night
52° 💧 None 💨 4 mph H 93%30.03 inHg

In Lake Ketchum and, more broadly, across the state of Washington: This evening, expect mostly cloudy skies with cool conditions, with temperatures ranging from 49 to 52 degrees Fahrenheit. Light northwest winds will blow at around 3 mph, with occasional gusts up to 4 mph. There is a high likelihood of rain during this time, with total accumulation around 0.13 inches. The rain may continue into the next few hours, so it’s advisable to be prepared for wet conditions. Temperatures are expected to remain steady through the evening, and the wind will stay light. Overall, expect a damp and cool night with some periods of rain.

15-Day Weather Outlook for Lake Ketchum

TomorrowTomorrow Light rain Light rain 68°/53° 💧 0.00 in 💨 8 mph
Sunday, Sep 6Sun Sep 6 Sunny Sunny 68°/51° 💧 None 💨 9 mph
Monday, Sep 7Mon Sep 7 Mostly cloudy Mostly cloudy 66°/52° 💧 None 💨 8 mph
Tuesday, Sep 8Tue Sep 8 Overcast Overcast 66°/53° 💧 None 💨 9 mph
Wednesday, Sep 9Wed Sep 9 Overcast Overcast 71°/54° 💧 None 💨 8 mph
Thursday, Sep 10Thu Sep 10 Sunny Sunny 73°/56° 💧 None 💨 7 mph
Friday, Sep 11Fri Sep 11 Overcast Overcast 66°/54° 💧 None 💨 7 mph
Saturday, Sep 12Sat Sep 12 Partly cloudy Partly cloudy 65°/51° 💧 None 💨 8 mph
Sunday, Sep 13Sun Sep 13 Sunny Sunny 65°/50° 💧 None 💨 7 mph
Monday, Sep 14Mon Sep 14 Mostly cloudy Mostly cloudy 66°/50° 💧 None 💨 7 mph
Tuesday, Sep 15Tue Sep 15 Overcast Overcast 67°/50° 💧 None 💨 7 mph
Wednesday, Sep 16Wed Sep 16 Overcast Overcast 66°/52° 💧 None 💨 4 mph
Thursday, Sep 17Thu Sep 17 Mostly cloudy Mostly cloudy 67°/56° 💧 None 💨 8 mph
Friday, Sep 18Fri Sep 18 Light rain Light rain 67°/54° 💧 0.04 in 💨 8 mph
Saturday, Sep 19Sat Sep 19 Light rain Light rain 65°/53° 💧 0.02 in 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Lake Ketchum

Vertical axis: °F · Color based on temperature
Light rain at 6:00 AM
53° Today 6:00 AM
Light rain at 7:00 AM
53° 7:00 AM
Overcast at 8:00 AM
55° 8:00 AM
Overcast at 9:00 AM
58° 9:00 AM
Overcast at 10:00 AM
62° Today 10:00 AM
Overcast at 11:00 AM
66° 11:00 AM
Partly cloudy at 12:00 PM
68° 12:00 PM
Partly cloudy at 1:00 PM
67° 1:00 PM
Partly cloudy at 2:00 PM
67° Today 2:00 PM
Partly cloudy at 3:00 PM
67° 3:00 PM
Partly cloudy at 4:00 PM
67° 4:00 PM
Mostly cloudy at 5:00 PM
66° 5:00 PM
Overcast at 6:00 PM
66° Today 6:00 PM
Light rain at 7:00 PM
64° 7:00 PM
Light rain at 8:00 PM
61° 8:00 PM
Overcast night at 9:00 PM
59° 9:00 PM
Overcast night at 10:00 PM
59° Today 10:00 PM
Overcast night at 11:00 PM
58° 11:00 PM
Overcast night at 12:00 AM
59° 12:00 AM
Light rain at 1:00 AM
59° 1:00 AM
Light rain at 2:00 AM
58° Tomorrow 2:00 AM
Overcast night at 3:00 AM
58° 3:00 AM
Light rain at 4:00 AM
57° 4:00 AM
Light rain at 5:00 AM
56° 5:00 AM
Light rain at 6:00 AM
56° Tomorrow 6:00 AM
Light rain at 7:00 AM
55° 7:00 AM
Overcast at 8:00 AM
59° 8:00 AM
Overcast at 9:00 AM
62° 9:00 AM
Overcast at 10:00 AM
65° Tomorrow 10:00 AM
Overcast at 11:00 AM
68° 11:00 AM
Mostly cloudy at 12:00 PM
70° 12:00 PM
Overcast at 1:00 PM
69° 1:00 PM
Overcast at 2:00 PM
69° Tomorrow 2:00 PM
Overcast at 3:00 PM
68° 3:00 PM
Overcast at 4:00 PM
68° 4:00 PM
Mostly cloudy at 5:00 PM
69° 5:00 PM
Sunny at 6:00 PM
69° Tomorrow 6:00 PM
Light rain at 7:00 PM
65° 7:00 PM
Light rain at 8:00 PM
61° 8:00 PM
Light rain at 9:00 PM
59° 9:00 PM
Partly cloudy night at 10:00 PM
59° Tomorrow 10:00 PM
Partly cloudy night at 11:00 PM
59° 11:00 PM
Clear night at 12:00 AM
53° 12:00 AM
Mostly clear night at 1:00 AM
53° 1:00 AM
Partly cloudy night at 2:00 AM
53° Sunday 2:00 AM
Partly cloudy night at 3:00 AM
52° 3:00 AM
Partly cloudy night at 4:00 AM
52° 4:00 AM
Partly cloudy night at 5:00 AM
51° 5:00 AM
Clear night at 6:00 AM
51° Sunday 6:00 AM
Sunny at 7:00 AM
51° 7:00 AM
Sunny at 8:00 AM
54° 8:00 AM
Sunny at 9:00 AM
58° 9:00 AM
Sunny at 10:00 AM
61° Sunday 10:00 AM
Sunny at 11:00 AM
63° 11:00 AM
Sunny at 12:00 PM
65° 12:00 PM
Sunny at 1:00 PM
66° 1:00 PM
Sunny at 2:00 PM
67° Sunday 2:00 PM
Sunny at 3:00 PM
68° 3:00 PM
Sunny at 4:00 PM
68° 4:00 PM
Sunny at 5:00 PM
67° 5:00 PM
Sunny at 6:00 PM
65° Sunday 6:00 PM
Sunny at 7:00 PM
61° 7:00 PM
Clear night at 8:00 PM
57° 8:00 PM
Clear night at 9:00 PM
55° 9:00 PM
Clear night at 10:00 PM
55° Sunday 10:00 PM
Clear night at 11:00 PM
55° 11:00 PM
Clear night at 12:00 AM
54° 12:00 AM
Clear night at 1:00 AM
54° 1:00 AM
Clear night at 2:00 AM
53° Monday 2:00 AM
Clear night at 3:00 AM
53° 3:00 AM
Clear night at 4:00 AM
52° 4:00 AM
Clear night at 5:00 AM
52° 5:00 AM
Clear night at 6:00 AM
52° Monday 6:00 AM
Sunny at 7:00 AM
52° 7:00 AM
Mostly sunny at 8:00 AM
55° 8:00 AM
Partly cloudy at 9:00 AM
57° 9:00 AM
Partly cloudy at 10:00 AM
60° Monday 10:00 AM
Mostly cloudy at 11:00 AM
62° 11:00 AM
Overcast at 12:00 PM
65° 12:00 PM
Overcast at 1:00 PM
66° 1:00 PM
Mostly cloudy at 2:00 PM
66° Monday 2:00 PM
Partly cloudy at 3:00 PM
67° 3:00 PM
Partly cloudy at 4:00 PM
66° 4:00 PM
Partly cloudy at 5:00 PM
65° 5:00 PM
Mostly sunny at 6:00 PM
64° Monday 6:00 PM
Mostly sunny at 7:00 PM
60° 7:00 PM
Mostly clear night at 8:00 PM
57° 8:00 PM
Mostly clear night at 9:00 PM
56° 9:00 PM
Mostly clear night at 10:00 PM
55° Monday 10:00 PM
Mostly clear night at 11:00 PM
55° 11:00 PM
Mostly clear night at 12:00 AM
54° 12:00 AM
Mostly clear night at 1:00 AM
53° 1:00 AM
Partly cloudy night at 2:00 AM
53° Tuesday 2:00 AM
Partly cloudy night at 3:00 AM
53° 3:00 AM
Partly cloudy night at 4:00 AM
53° 4:00 AM
Mostly cloudy night at 5:00 AM
53° 5:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Lake Ketchum

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 6:00 AM
PM2.5 Fine particles Good 1,9µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 3,2µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 8,4µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 8,2µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Lake Ketchum

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 3,2Moderate 😊Good
Tomorrow UV 3,2Moderate 🙂Fair
Sunday UV 4,3Moderate 😐Moderate
Monday UV 6,0High 🙂Fair
Tuesday UV 5,0Moderate 😊Good
Wednesday UV 6,0High Unavailable
Thursday UV 6,0High Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,3 9:00 AMUV 1,0 10:00 AMUV 1,9 11:00 AMUV 2,8 12:00 PMUV 2,1 1:00 PMUV 2,2 2:00 PMUV 3,2 3:00 PMUV 2,2 4:00 PMUV 1,5 5:00 PMUV 1,1 6:00 PMUV 0,4
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Lake Ketchum

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 6:00 AM 7:00 AM 8:00 AM 9:00 AM Today 10:00 AM 11:00 AM 12:00 PM 1:00 PM Today 2:00 PM 3:00 PM 4:00 PM 5:00 PM Today 6:00 PM 7:00 PM 8:00 PM 9:00 PM Today 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tomorrow 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tomorrow 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tomorrow 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tomorrow 2:00 PM 3:00 PM 4:00 PM 5:00 PM Tomorrow 6:00 PM 7:00 PM 8:00 PM 9:00 PM Tomorrow 10:00 PM 11:00 PM 12:00 AM 1:00 AM Sunday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Sunday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Sunday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Sunday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Sunday 6:00 PM 7:00 PM 8:00 PM 9:00 PM Sunday 10:00 PM 11:00 PM 12:00 AM 1:00 AM Monday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Monday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Monday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Monday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Monday 6:00 PM 7:00 PM 8:00 PM 9:00 PM Monday 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tuesday 2:00 AM 3:00 AM 4:00 AM 5:00 AM
Sustained wind Max gusts
Internal PR simulation: 3.76 Population: 1,235

Forecast data for Lake Ketchum were last refreshed today at 5:22 AM. The current forecast period extends through 06/09/2026 at 3:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.