Flood Warning Issued for Pemigewasset River in Grafton County NH

Source: NOAA · Grafton County, New Hampshire

This alert is no longer in effect.

NOAA issued it on May 22, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Gray ME has issued a Flood Warning for the Pemigewasset River at Woodstock in Grafton County, with minor flooding forecast from this evening through late tomorrow morning.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Grafton County, New Hampshire
Issued
May 22, 2026
Issuing authority
NWS Gray ME

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Grafton County, New Hampshire.

Alert Details

A Flood Warning has been issued by the National Weather Service in Gray ME for the Pemigewasset River at Woodstock affecting Grafton County, NH. The alert is effective from this evening through late tomorrow morning.

Affected Areas

The warning covers the Pemigewasset River at Woodstock in Grafton County, New Hampshire.

What You Should Do

Turn around, don't drown when encountering flooded roads. Motorists should not attempt to drive around barricades or drive cars through flooded areas. Be especially cautious at night when it is harder to recognize the dangers of flooding.

Expected Conditions

Minor flooding is forecast. At 9.0 feet, minor lowland flooding begins. At 6:45 PM EDT Thursday the stage was 6.7 feet. The river is expected to rise above flood stage late this evening to a crest of 9.5 feet just after midnight tonight.

Timeline

The Flood Warning is in effect from this evening to late tomorrow morning. The river will fall below flood stage late tonight. Flood stage is 9.0 feet.

Original source: NOAA Official Notice ↗

All Weather Alerts →

Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Gray ME has issued a Flood Warning for the Pemigewasset River at Woodstock in Grafton County, with minor flooding forecast from this evening through late tomorrow morning.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Grafton County, New Hampshire. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.