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Official National Weather Service (NWS) point forecast and real-time wind conditions for Bow Lake (New Hampshire). 24-hour hour-by-hour wind timelines, peak gusts, watercraft recreation safety thresholds, and 7-day marine outlook.
Frost Advisory issued October 10 at 2:37PM EDT until October 11 at 8:00AM EDT by NWS Gray ME
Today: High 62°F · Low 38°F
Peak gusts: 4 mph · Lake surface chop expected
Humidity: 56% · Barometer: 29.93 inHg
Live hydrological sensor reading for Bow Lake.
Frost Advisory issued October 10 at 2:37PM EDT until October 11 at 8:00AM EDT by NWS Gray ME
Excellent for boating (90/100), from 4 available inputs. Supporting this: Wind 0 mph from the west. 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.
Good for fishing (77/100), from 6 available inputs. Supporting this: Wind 0 mph from the west. 0% chance of precipitation. Not available from a verified source for this lake: pressure trend. Confidence is moderate (72%) because some inputs are unavailable or older than ideal.
Fair for kayaking (64/100), from 5 available inputs. Supporting this: Wind 0 mph from the west. Gusts to 0 mph. Water temperature is 51°F (combined air+water: 93°F). Cold shock hazard: sudden immersion below 55°F poses serious risk. Confidence is high (90%).
Very Poor / Avoid for swimming (6/100), from 5 available inputs. Supporting this: Wind 0 mph from the west. 0% chance of precipitation. Working against it: Measured water temperature 51°F from a representative gauge 15.5 mi away. Provisional data. Immersion shock hazard: water below 55°F poses severe cold shock and rapid hypothermia risk. Air temperature 42°F. Water temperature is 51°F (below 55°F). Severe cold shock and hypothermia hazard upon immersion. Confidence is moderate (75%) because some inputs are unavailable or older than ideal.
| Time | Air Temp | Wind (mph) | Direction | Peak Gusts | Rain Chance | Sky & Conditions |
|---|---|---|---|---|---|---|
| 12 AM | 42°F | 0 mph | — | — | 0% | Mostly Cloudy |
| 1 AM | 41°F | 0 mph | — | — | 0% | Mostly Cloudy |
| 2 AM | 40°F | 0 mph | — | — | 0% | Mostly Cloudy |
| 3 AM | 40°F | 0 mph | — | — | 0% | Mostly Cloudy |
| 4 AM | 39°F | 0 mph | — | — | 0% | Partly Cloudy |
| 5 AM | 39°F | 0 mph | — | — | 0% | Mostly Clear |
| 6 AM | 38°F | 0 mph | — | — | 0% | Mostly Sunny |
| 7 AM | 38°F | 0 mph | — | — | 0% | Mostly Sunny |
| 8 AM | 43°F | 0 mph | — | ⚡ 2 mph | 0% | Partly Sunny |
| 9 AM | 48°F | 0 mph | — | ⚡ 5 mph | 0% | Mostly Sunny |
| 10 AM | 53°F | 5 mph | SW | ⚡ 7 mph | 0% | Partly Sunny |
| 11 AM | 57°F | 5 mph | SW | ⚡ 12 mph | 1% | Mostly Sunny |
| 12 PM | 59°F | 5 mph | S | ⚡ 14 mph | 1% | Mostly Cloudy |
| 1 PM | 61°F | 5 mph | S | ⚡ 14 mph | 1% | Cloudy |
| 2 PM | 62°F | 5 mph | S | ⚡ 14 mph | 2% | Cloudy |
| 3 PM | 62°F | 5 mph | S | ⚡ 12 mph | 3% | Cloudy |
| 4 PM | 62°F | 5 mph | S | ⚡ 12 mph | 7% | Cloudy |
| 5 PM | 60°F | 5 mph | S | ⚡ 9 mph | 13% | Cloudy |
| 6 PM | 58°F | 5 mph | S | ⚡ 9 mph | 23% | Slight Chance Rain Showers |
| 7 PM | 56°F | 5 mph | S | ⚡ 7 mph | 18% | Slight Chance Rain Showers |
| 8 PM | 52°F | 5 mph | S | ⚡ 7 mph | 43% | Chance Rain Showers |
| 9 PM | 51°F | 0 mph | — | ⚡ 5 mph | 58% | Rain Likely |
| 10 PM | 51°F | 0 mph | — | ⚡ 5 mph | 85% | Rain |
| 11 PM | 50°F | 0 mph | — | ⚡ 2 mph | 98% | Rain |
Mirror-like to gentle rippled water. Optimal conditions for paddleboarding, kayaking, swimming, and beginner water skiing or wakeboarding.
Pleasant breeze with small wavelets. Great for sailing, pleasure cruising, pontoon boats, and trolling for trout and bass.
Moderate waves with whitecaps likely. Requires skilled boat handling; kayaks, canoes, and stand-up paddleboards should stay close to sheltered bays.
Steep waves, cold spray, and hazardous open water. Avoid small craft voyages. Always check official National Weather Service lake wind advisories.
Partly cloudy, with a low around 38. Northwest wind 0 to 5 mph.
Mostly cloudy, with a high near 62. Southwest wind 0 to 5 mph.
A chance of rain showers before 9pm, then rain between 9pm and 5am, then a chance of rain showers. Cloudy, with a low around 49. East wind 0 to 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
A chance of rain showers before 8am. Mostly sunny, with a high near 69. Northwest wind 0 to 5 mph. Chance of precipitation is 40%.
A slight chance of rain showers after 4am. Mostly cloudy, with a low around 46. North wind 5 to 10 mph.
Rain showers likely. Cloudy, with a high near 57. Chance of precipitation is 60%.
Rain showers likely before 8pm, then showers and thunderstorms. Cloudy, with a low around 51. Chance of precipitation is 80%.
A chance of rain showers before 3pm. Partly sunny, with a high near 64. Chance of precipitation is 50%.
Partly cloudy, with a low around 43.
Sunny, with a high near 59.
A slight chance of rain showers after 4am. Partly cloudy, with a low around 40.
A chance of rain showers. Partly sunny, with a high near 56. Chance of precipitation is 40%.
A chance of rain showers. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
A chance of rain showers. Partly sunny, with a high near 55.
Bow Lake currently reports 47°F with wind velocity near 4 mph from the W. Atmospheric forecasts and 24-hour hour-by-hour wind timelines are updated hourly from the National Weather Service gridpoint matching the lake's coordinates.
At Bow Lake and surrounding mountain valleys, diurnal heating of the surrounding terrain causes strong thermal pressure differentials known locally as afternoon breezes (such as the Washoe Zephyr at Lake Tahoe). Wind speeds typically peak between 1:00 PM and 5:00 PM before calming near sunset.
For stand-up paddleboarding (SUP), canoeing, and light kayaks, winds under 7 mph (light breeze) offer the safest, glassiest surface conditions. Between 8–14 mph, small wavelets develop, suitable for sailboats and powerboats. Winds exceeding 15 mph create steep whitecaps and rapid drift; winds over 21 mph warrant small craft warnings.
All weather and wind telemetry is fetched directly from the National Weather Service (NOAA - WFO GYX) high-resolution numerical point-forecast API. LakeRadar uses the official gridpoint for Bow Lake without artificial smoothing or third-party estimates.
Yes. Live hydrological sensor readings, 30-day elevation histories, full-pool benchmarks, and USGS station provenance are available on our dedicated Bow Lake Water Level & Temperature page.
View Bow Lake Water Level & Temperature →