
Hagg Lake
Hagg Lake is located in Washington County, Oregon. Henry Hagg Lake was formed by the construction of Scoggins Dam which is a major facility of the Tualatin Project. Scoggins Park/Henry Hagg Lake has many developed facilities for day use. Park is open from sunrise to sunset seven days a week. The facilities open in late April-on the first day of fishing season-and close in late October. Overnight camping not permitted. Available species include rainbow trout, large and smallmouth bass, brown bullhead, and yellow perch. Fishing season runs from late April through October. The Park features numerous picnic areas, two boat launching facilities, a fully-stocked lake for fishing, 15-plus miles of hiking trails, observation decks for wildlife-and bird-watching and extensive facilies for disabled visitors.
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Hagg Lake
Hagg Lake is located in Washington County, Oregon. Henry Hagg Lake was formed by the construction of Scoggins Dam which is a major facility of the Tualatin Project. Scoggins Park/Henry Hagg Lake has many developed facilities for day use. Park is open from sunrise to sunset seven days a week. The facilities open in late April-on the first day of fishing season-and close in late October. Overnight camping not permitted. Available species include rainbow trout, large and smallmouth bass, brown bullhead, and yellow perch. Fishing season runs from late April through October. The Park features numerous picnic areas, two boat launching facilities, a fully-stocked lake for fishing, 15-plus miles of hiking trails, observation decks for wildlife-and bird-watching and extensive facilies for disabled visitors.
Read more detailsCurrent Conditions
Water Temperature
Current Snapshot
Forecast: Friday, May 2
MostlyClear
Hourly Insights
Temperature
Precipitation
Wind
Sun, Moon & UV
Solunar Fishing Forecast
Todays action is rated a 3 (scale is 0 thru 5, 5 is the best)
12:46 AM - 3:16 AM
7:40 AM - 10:10 AM
4:25 PM - 5:55 PM
8:14 AM - 9:44 AM
Outlook for Friday at Hagg Lake
Expect temperatures ranging from 47°F to 66°F. Skies look mostly clear with little chance of precipitation. Winds will be averaging 4 mph, with potential gusts reaching up to 19 mph. The maximum UV index will be 7 (High), so plan sun protection accordingly. For anglers, today's fishing action is rated 3/5 (Todays action is rated a 3 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 12:46 AM and 7:40 AM, or try the minor windows near 4:25 PM and 8:14 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Hagg Lake.
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Lake Information
Common Fish Species
Nearby Lakes
Water Temperature History
Trends for Hagg Lake
Current Temp
Latest recorded surface temperature.
Lowest in Period
38°F
On Jan 12
Coldest point in the Last 12 Months.
Average in Period
53°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 (77°F).
- Coolest avg: January (41°F).
- Rapid warming often occurs: June → July (+13°F).
- Sharpest cooling trend: September → October (-13°F).
Weather Forecast
Wind speed and pressure trends
Hourly Wind Forecast
Wind Direction
278°
Pressure
1012 mb
Cloud Cover
0%
Visibility
23 miles
Daily Pressure Forecast


Frequently Asked Questions About Hagg Lake
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