
Kachess Lake
Kachess Lake is a lake and reservoir along the course of the Kachess River in Washington state, US. The upper part of the lake, north of a narrows, is called Little Kachess Lake. The Kachess River flows into the lake from the north, and out from the south. Kachess Lake is the middle of the three large lakes which straddle Interstate 90 north of the Yakima River in the Cascade Range. The other two are Cle Elum Lake, the easternmost which is also north of I-90 and Keechelus Lake, the westernmost, which is south of I-90.
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Kachess Lake
Kachess Lake is a lake and reservoir along the course of the Kachess River in Washington state, US. The upper part of the lake, north of a narrows, is called Little Kachess Lake. The Kachess River flows into the lake from the north, and out from the south. Kachess Lake is the middle of the three large lakes which straddle Interstate 90 north of the Yakima River in the Cascade Range. The other two are Cle Elum Lake, the easternmost which is also north of I-90 and Keechelus Lake, the westernmost, which is south of I-90.
Read more detailsCurrent Conditions
Water Temperature
Current water temperature for Kachess Lake is 39°F.
Current Snapshot
Forecast: Thursday, May 1
Clear
Hourly Insights
Temperature
Precipitation
Wind
Sun, Moon & UV
Solunar Fishing Forecast
Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)
11:38 PM - 2:08 AM
7:00 AM - 7:00 AM
2:55 PM - 4:25 PM
7:21 AM - 8:51 AM
Outlook for Thursday at Kachess Lake
Expect temperatures ranging from 40°F to 67°F. Skies look mostly clear with little chance of precipitation. Winds will be averaging 5 mph, with potential gusts reaching up to 21 mph. The maximum UV index will be 8 (Very High), so plan sun protection accordingly. For anglers, today's fishing action is rated 2/5 (Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 11:38 PM and 7:00 AM, or try the minor windows near 2:55 PM and 7:21 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Kachess Lake.
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Lake Information
Common Fish Species
Nearby Lakes
Water Temperature History
Trends for Kachess Lake
Current Temp
Latest recorded surface temperature.
Lowest in Period
33°F
On Jan 1
Coldest point in the Last 12 Months.
Average in Period
47°F
Typical temp during the Last 12 Months.
Temperature Trend: Last 12 Months
Surface temperature over the selected period.
Key Observations (Last 12 Months)
- Warmest avg: July (70°F).
- Coolest avg: January (36°F).
- Rapid warming often occurs: June → July (+15°F).
- Sharpest cooling trend: September → October (-13°F).
Weather Forecast
Wind speed and pressure trends
Hourly Wind Forecast
Wind Direction
317°
Pressure
1018 mb
Cloud Cover
7%
Visibility
16 miles
Daily Pressure Forecast


Frequently Asked Questions About Kachess Lake
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