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Newfound Lake is one of the lakes LakeRadar tracks in New Hampshire. The water surface spans about 4,451 acres, making it a mid-sized body of water. The deepest point reaches about 183 feet, and the surface sits near 587 feet above sea level. Fish documented in the area include Smallmouth Bass, Pumpkinseed Sunfish, Largemouth Bass, and Yellow Perch. Water data on this page comes from a mapped monitoring station near the lake. Other waters in the region include Squam Lake, Winnisquam Lake, and Lake Winnisquam. 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 Newfound Lake.
Updated
Latest source update is older than expected. Use caution and check the official source.
The last automated check (Oct 10, 11:07 PM EDT) found no active alerts for this lake, but that check is older than LakeRadar's alert freshness window, so the current alert status could not be confirmed.
Confirm before heading out: official alerts for this area or weather.gov/alerts. LakeRadar scores summarize available conditions and are not a substitute for official warnings, local rules, or on-water judgment.
Overall Good (87/100) across 4 activities. Best right now: Boating (100/100).
How the score is calculated →Best good fishing window, averaging 88/100 across these hours. Wind 0 mph from the east-northeast. Dawn hours (06:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 42° | 42° | 41° | 41° | 40° | 40° | 39° | 39° | 38° | 41° | 44° | 49° | 54° | 58° | 60° | 62° | 61° | 62° | 60° | 58° | 56° | 53° | 51° | 51° |
| Wind (kts) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Direction | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S | S | S | — | — | — | — | — | — | — |
| Gusts (kts) | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 4 | 6 | 6 | 6 | 4 | 2 | 2 | 2 | — | — | — |
| Precip % | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 1% | 1% | 1% | 4% | 6% | 15% | 23% | 28% | 18% | 37% | 49% | 78% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Sat, 11 PM EDT | 42°F | Calm | 0 mph | 0% | 59% | Mostly Cloudy |
| Sun, 12 AM EDT | 42°F | Calm | 0 mph | 0% | 59% | Mostly Cloudy |
| Sun, 1 AM EDT | 41°F | Calm | 0 mph | 0% | 66% | Mostly Cloudy |
| Sun, 2 AM EDT | 41°F | Calm | 0 mph | 0% | 61% | Patchy Fog |
| Sun, 3 AM EDT | 40°F | Calm | 0 mph | 0% | 60% | Patchy Fog |
| Sun, 4 AM EDT | 40°F | Calm | 0 mph | 0% | 47% | Patchy Fog |
| Sun, 5 AM EDT | 39°F | Calm | 0 mph | 0% | 32% | Patchy Fog |
| Sun, 6 AM EDT | 39°F | Calm | 0 mph | 0% | 30% | Patchy Fog |
| Sun, 7 AM EDT | 38°F | Calm | 0 mph | 0% | 53% | Patchy Fog |
| Sun, 8 AM EDT | 41°F | Calm | 0 mph | 0% | 64% | Partly Sunny |
| Sun, 9 AM EDT | 44°F | Calm | 0 mph | 0% | 52% | Partly Sunny |
| Sun, 10 AM EDT | 49°F | Calm | 0 mph | 0% | 53% | Partly Sunny |
| Sun, 11 AM EDT | 54°F | Calm | 2 mph | 1% | 73% | Mostly Cloudy |
| Sun, 12 PM EDT | 58°F | Calm | 5 mph | 1% | 87% | Mostly Cloudy |
| Sun, 1 PM EDT | 60°F | 5 mph S (180°) | 7 mph | 1% | 84% | Mostly Cloudy |
| Sun, 2 PM EDT | 62°F | 5 mph S (180°) | 7 mph | 4% | 90% | Cloudy |
| Sun, 3 PM EDT | 61°F | 5 mph S (180°) | 7 mph | 6% | 92% | Cloudy |
| Sun, 4 PM EDT | 62°F | Calm | 5 mph | 15% | 92% | Slight Chance Rain Showers |
| Sun, 5 PM EDT | 60°F | Calm | 2 mph | 23% | 95% | Slight Chance Rain Showers |
| Sun, 6 PM EDT | 58°F | Calm | 2 mph | 28% | 94% | Chance Rain Showers |
| Sun, 7 PM EDT | 56°F | Calm | 2 mph | 18% | 94% | Slight Chance Rain Showers |
| Sun, 8 PM EDT | 53°F | Calm | 0 mph | 37% | 96% | Chance Rain Showers |
| Sun, 9 PM EDT | 51°F | Calm | 0 mph | 49% | 94% | Chance Rain Showers |
| Sun, 10 PM EDT | 51°F | Calm | 0 mph | 78% | 97% | Rain |
| Sun, 11 PM EDT | 50°F | Calm | 0 mph | 94% | 99% | Rain |
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 | Tonight October 10, 2026 | Sunday October 11, 2026 | Sunday October 11, 2026 | Sunday Night October 11, 2026 | Sunday Night October 11, 2026 | Monday October 12, 2026 | Columbus Day October 12, 2026 | Monday Night October 12, 2026 | Monday Night October 12, 2026 | Tuesday October 13, 2026 | Tuesday October 13, 2026 | Tuesday Night October 13, 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 57° | 38° | 38° | 63° | 62° | 41° | 48° | 67° | 67° | 51° | 45° | 57° | 55° | 44° |
| Wind | 10 mph | 8 mph | 0 mph | 7 mph | S 0 to 5 mph | 6 mph | 0 mph | 11 mph | NW 0 to 5 mph | 9 mph | N 0 to 5 mph | 10 mph | E 5 mph | 8 mph |
| Gusts | 22 mph | 22 mph | — | 16 mph | 7 mph | 16 mph | 2 mph | 23 mph | 9 mph | 23 mph | 9 mph | 16 mph | 12 mph | 16 mph |
| Precip % | 0% | 0% | 0% | 71% | 23% | 57% | 95% | 76% | 51% | 61% | 58% | 79% | 75% | 63% |
| Forecast |
No active USGS or USACE telemetry gauge is currently mapped to Newfound Lake. Not available from a verified source for this lake.
Good for fishing (82/100), from 5 available inputs. Supporting this: Wind 0 mph from the east-northeast. 0% chance of precipitation. 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 (100/100), from 4 available inputs. Supporting this: Wind 0 mph from the east-northeast. Gusts to 0 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.
Fair for sailing (64/100), from 4 available inputs. Supporting this: Gusts are within 0 mph of sustained wind, so the breeze is steady. No active official alerts for this lake. Working against it: Wind 0 mph is light; expect limited sailing. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Excellent for kayaking (97/100), from 5 available inputs. Supporting this: Wind 0 mph from the east-northeast. Gusts to 0 mph. 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 NH Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
Celebrated for its accessible waters and scenic surroundings, Newfound Lake is a standout freshwater lake in NH for weekend recreation. Boaters, anglers, and paddlers share its waters while enjoying well-maintained public amenities around the perimeter. Always check local launch ramp conditions and weather windows before arrival.
Valid freshwater sport fishing license issued by New Hampshire Fish and Game Department 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 Smallmouth Bass, Pumpkinseed Sunfish, Largemouth Bass, Yellow Perch. 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 Newfound 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, 11:51 PM EDT