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Umbagog Lake is one of the lakes LakeRadar tracks in Maine. The water surface spans about 7,850 acres, making it a mid-sized body of water. The deepest point reaches about 46 feet, and the surface sits near 1,245 feet above sea level. Fish documented in the area include Pumpkinseed Sunfish, Smallmouth Bass, Brook Trout, and Rainbow Trout. Water data on this page comes from a mapped monitoring station near the lake. Other waters in the region include Mooselookmeguntic Lake, Rangeley Lake, and Flagstaff Lake. Coverage here includes an hourly and 7-day forecast, wind and gust outlook, water readings, fishing conditions, and activity scores for boating, paddling, and swimming. Use the conditions and forecast on this page to decide when to go boating, fishing, or paddling at Umbagog Lake.
Updated
No active alerts for this lake as of the last check (Oct 10, 9:16 AM EDT). Alerts are re-checked automatically; see the official source for updates.
Overall Excellent (91/100) across 4 activities. Best right now: Boating (96/100).
How the score is calculated →Best good fishing window, averaging 86/100 across these hours. Wind 5 mph from the northwest. Afternoon hours (17:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 41° | 44° | 48° | 50° | 50° | 50° | 50° | 50° | 49° | 46° | 42° | 38° | 36° | 34° | 31° | 30° | 29° | 28° | 28° | 28° | 27° | 26° | 25° | 32° |
| Wind (kts) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Direction | NW | NW | NW | NW | NW | NW | NW | NW | NW | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Gusts (kts) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 4 | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
| Precip % | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 0% | 0% | 0% | 0% | 0% | 0% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Sat, 9 AM EDT | 41°F | 5 mph NW (315°) | 9 mph | 0% | 5% | Areas Of Frost |
| Sat, 10 AM EDT | 44°F | 5 mph NW (315°) | 9 mph | 0% | 3% | Sunny |
| Sat, 11 AM EDT | 48°F | 5 mph NW (315°) | 9 mph | 0% | 0% | Sunny |
| Sat, 12 PM EDT | 50°F | 5 mph NW (315°) | 9 mph | 0% | 2% | Sunny |
| Sat, 1 PM EDT | 50°F | 5 mph NW (315°) | 9 mph | 0% | 3% | Sunny |
| Sat, 2 PM EDT | 50°F | 5 mph NW (315°) | 9 mph | 0% | 3% | Sunny |
| Sat, 3 PM EDT | 50°F | 5 mph NW (315°) | 9 mph | 0% | 3% | Sunny |
| Sat, 4 PM EDT | 50°F | 5 mph NW (315°) | 9 mph | 0% | 4% | Sunny |
| Sat, 5 PM EDT | 49°F | 5 mph NW (315°) | 7 mph | 0% | 3% | Sunny |
| Sat, 6 PM EDT | 46°F | Calm | 5 mph | 0% | 4% | Clear |
| Sat, 7 PM EDT | 42°F | Calm | 5 mph | 0% | 4% | Clear |
| Sat, 8 PM EDT | 38°F | Calm | 2 mph | 1% | 3% | Clear |
| Sat, 9 PM EDT | 36°F | Calm | 0 mph | 1% | 18% | Areas Of Frost |
| Sat, 10 PM EDT | 34°F | Calm | 0 mph | 1% | 20% | Widespread Frost |
| Sat, 11 PM EDT | 31°F | Calm | 0 mph | 1% | 19% | Widespread Frost |
| Sun, 12 AM EDT | 30°F | Calm | 0 mph | 1% | 19% | Widespread Frost |
| Sun, 1 AM EDT | 29°F | Calm | 0 mph | 1% | 33% | Widespread Frost |
| Sun, 2 AM EDT | 28°F | Calm | 0 mph | 1% | 46% | Widespread Frost |
| Sun, 3 AM EDT | 28°F | Calm | 0 mph | 0% | 44% | Widespread Frost |
| Sun, 4 AM EDT | 28°F | Calm | 0 mph | 0% | 47% | Widespread Frost |
| Sun, 5 AM EDT | 27°F | Calm | 0 mph | 0% | 66% | Widespread Frost |
| Sun, 6 AM EDT | 26°F | Calm | 0 mph | 0% | 71% | Widespread Frost |
| Sun, 7 AM EDT | 25°F | Calm | 0 mph | 0% | 76% | Widespread Frost |
| Sun, 8 AM EDT | 32°F | Calm | 0 mph | 0% | 74% | Mostly Cloudy |
| Sun, 9 AM EDT | 39°F | Calm | 0 mph | 0% | 56% | Partly Sunny |
Official National Weather Service hourly forecast. Showing 10 of 25 hours. Wind arrows point the way the wind is blowing; the compass point and degrees show where it comes from.
| Period | Today October 10, 2026 | Tonight October 10, 2026 | Sunday October 11, 2026 | Sunday Night October 11, 2026 | Columbus Day October 12, 2026 | Monday Night October 12, 2026 | Tuesday October 13, 2026 | Tuesday Night October 13, 2026 | Wednesday October 14, 2026 | Wednesday Night October 14, 2026 | Thursday October 15, 2026 | Thursday Night October 15, 2026 | Friday October 16, 2026 | Friday Night October 16, 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 50° | 24° | 62° | 42° | 64° | 39° | 51° | 35° | 49° | 30° | 51° | 32° | 51° | 34° |
| Wind | NW 5 mph | 0 mph | 0 mph | 0 mph | 0 mph | N 0 to 5 mph | E 5 mph | NE 5 mph | NW 5 mph | NW 5 mph | NW 0 to 5 mph | SW 5 mph | SE 0 to 5 mph | SW 5 mph |
| Gusts | 9 mph | 5 mph | 5 mph | 5 mph | 5 mph | 7 mph | 7 mph | 14 mph | 9 mph | 14 mph | 7 mph | 7 mph | 9 mph | 12 mph |
| Precip % | 0% | 1% | 0% | 53% | 46% | 73% | 86% | 85% | 47% | 20% | 11% | 12% | 28% | 55% |
| Forecast |
No active USGS or USACE telemetry gauge is currently mapped to Umbagog Lake. Not available from a verified source for this lake.
Nearby river temperature: 48.2°F at Wild River at Gilead, Maine (25.3 mi away) · Oct 10, 1:00 PM UTC
Good for fishing (88/100), from 5 available inputs. Supporting this: Wind 5 mph from the northwest. Morning hours (09:00 local). Working against it: Air temperature 41°F. Not available from a verified source for this lake: pressure trend, water temperature. Confidence is moderate (74%) because some inputs are unavailable or older than ideal.
Excellent for boating (96/100), from 4 available inputs. Supporting this: Wind 5 mph from the northwest. Gusts to 9 mph. Not available from a verified source for this lake: visibility and conditions, verified water access. Confidence is moderate (84%) because some inputs are unavailable or older than ideal.
Good for sailing (84/100), from 4 available inputs. Supporting this: Gusts are within 4 mph of sustained wind, so the breeze is steady. No active official alerts for this lake. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Excellent for kayaking (93/100), from 5 available inputs. Supporting this: Wind 5 mph from the northwest. Gusts to 9 mph. Working against it: Air temperature 41°F. Confidence is high (90%).
Water temperature is not available from a verified source for this lake. No swimming score is shown without it.
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Individual boat ramp GPS coordinates are maintained under the jurisdiction of ME Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
Set against ME & NH's varied geography, Umbagog Lake is a prime destination for outdoor enthusiasts seeking quality fishing and open-water boating. The lake provides access via public ramps and developed parklands around its perimeter. Follow all state watercraft registration and mandatory life jacket laws during your outing.
Valid freshwater sport fishing license issued by Maine Department of Inland Fisheries and Wildlife (MDIFW) is required for anglers age 16+. Digital license on mobile is accepted.
Current motorized watercraft registration mandatory. Practice Clean, Drain & Dry protocols: drain all livewells and inspect props before launching. Life jackets required for all passengers.
Public shoreline and boating access managed by State & Local Authorities. Verify seasonal gate hours, launch fees, and parking rules before travel.
High-speed motorboating, pontoon cruising, wakeboarding, and water skiing across main channels. Target gamefish include Pumpkinseed Sunfish, Smallmouth Bass, Brook Trout, Rainbow Trout. Morning hours typically provide optimal glassy conditions for kayak and stand-up paddleboard (SUP) touring.
Warm water temperatures, peak swimming, active watersports, and open full-service campgrounds. Highest weekly attendance; plan early arrivals on summer weekends.
Spring pre-spawn and fall feeding transitions create prime trophy angling conditions. Cooler air, lower boat traffic, and vibrant seasonal shoreline foliage.
Northern cold winter conditions with freezing air temperatures and potential surface ice formation. Ramps and water systems may be winterized. Confirm open status before visiting.
No external source rows are cited by the data currently shown on this page.
Updated
Scores are heuristics, not safety guarantees. LakeRadar scores summarize available conditions and are not a substitute for official warnings, local rules, or on-water judgment.
All telemetry for Umbagog Lake is synchronized directly from authorized federal and state monitoring networks (USGS, NWS, NOAA, and state environmental authorities). Observations are strictly instrumented readings — unmonitored sensors are transparently disclosed rather than synthetic estimates.
Last source audit: Oct 10, 9:16 AM EDT