Updated
Prescott Brook
River
Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 59°F, cold enough to cause cold-water shock on sudden immersion.
- Water temperature is 59°F, cold enough to cause cold-water shock on sudden immersion.
- Flow is below the 25th percentile for Aug 22 (median 18 ft³/s over 108 years).
stream in Belknap County, New Hampshire, United States of America
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Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 59°F, cold enough to cause cold-water shock on sudden immersion.
- Water temperature is 59°F, cold enough to cause cold-water shock on sudden immersion. — USGS gauge 01078000, as of Aug 21, 11:45 PM gauge-local time
- Flow is below the 25th percentile for Aug 22 (median 18 ft³/s over 108 years). — USGS daily streamflow statistics, as of Aug 21, 11:45 PM gauge-local time
Flow is low for this date — below the 25th percentile for Aug 22 (median 18 ft³/s over 108 years).
No official beach-advisory feed for New Hampshire yet — follow posted signs and local guidance.
Live, provisional data from USGS gauge SMITH RIVER NEAR BRISTOL, NH (2.5 mi away), as of Aug 21, 11:45 PM gauge-local time.
Weather at Prescott Brook









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Frequently asked questions
- Where is Prescott Brook?
- Prescott Brook is a river in New Hampshire.
- What is the water temperature at Prescott Brook?
- As of August 21, 2026, the water temperature at Prescott Brook in New Hampshire is 59°F (15°C), measured by USGS gauge 01078000, 2.5 miles away.
- Can you swim at Prescott Brook?
- Cold water — serious cold-shock risk today: water temperature is 59°F, cold enough to cause cold-water shock on sudden immersion. Checked August 21, 2026.
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Location & Contact
New Hampshire
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