Alert archive / New Hampshire / River Flood Warnings in 2016

River Flood Warning 5, NWS Gray, ME

February 25, 2016Grafton County, New Hampshire

NWS Gray, ME issued this river flood warning at Feb 25, 2016, 4:47 AM EST for Grafton County, New Hampshire. It took effect at Feb 25, 2016, 5:43 AM EST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued: Feb 25, 2016, 4:47 AM EST (09:47 UTC)
In effect from: Feb 25, 2016, 5:43 AM EST
Expired: Feb 25, 2016, 5:04 PM EST
In force: 11 hr
Issued by: NWS Gray, ME
Area: Storm-based polygon
Flood severity: Minor

County Grafton County, NH

The radar

The Burlington radar (KCXX), 125 km from the middle of the area, began a volume at 09:50 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Pemigewasset River at Woodstock (WOON3).

Action stage: 6 ft
Minor stage: 9 ft
Moderate stage: 13 ft
Major stage: 16 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01075000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Gray, ME wrote its last area forecast discussion before this river flood warning went out at Feb 25, 3:44 AM EST, 1 hour 3 minutes earlier.

Area forecast discussion, Feb 25, 3:44 AM EST, 1 hour 3 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Feb 25, 3:26 AM EST, 1 hour 21 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

In the hours before

Special weather statement, Feb 25, 1:11 AM EST, 3 hours 36 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
111 AM EST THU FEB 25 2016

MEZ018-023-NHZ007>015-250715-
INTERIOR YORK ME-COASTAL YORK ME-MERRIMACK NH-INTERIOR ROCKINGHAM NH-
EASTERN HILLSBOROUGH NH-CHESHIRE NH-STRAFFORD NH-
WESTERN AND CENTRAL HILLSBOROUGH NH-SULLIVAN NH-
COASTAL ROCKINGHAM NH-BELKNAP NH-
111 AM EST THU FEB 25 2016

THE NATIONAL WEATHER SERVICE IN GRAY MAINE HAS ISSUED A

* SPECIAL WEATHER STATEMENT FOR...
  INTERIOR YORK COUNTY IN MAINE
  COASTAL YORK COUNTY IN MAINE
  MERRIMACK COUNTY IN NEW HAMPSHIRE
  INTERIOR ROCKINGHAM COUNTY IN NEW HAMPSHIRE
  EASTERN HILLSBOROUGH COUNTY IN NEW HAMPSHIRE
  CHESHIRE COUNTY IN NEW HAMPSHIRE
  STRAFFORD COUNTY IN NEW HAMPSHIRE
  WESTERN AND CENTRAL HILLSBOROUGH COUNTY IN NEW HAMPSHIRE
  SULLIVAN COUNTY IN NEW HAMPSHIRE
  COASTAL ROCKINGHAM COUNTY IN NEW HAMPSHIRE
  BELKNAP COUNTY IN NEW HAMPSHIRE

* UNTIL 215 AM EST

* AT 106 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
  TRACKING A LINE OF HEAVY SHOWERS AND THUNDERSTORMS. SOME OF THESE
  SHOWERS AND STORMS WILL PRODUCE GUSTY WINDS UP TO 50 MPH AS THEY
  RACE NORTHEAST. THIS MAY DOWN SMALL LIMBS.

* LOCATIONS IMPACTED INCLUDE...
  MANCHESTER...
  NASHUA...
  SALEM...
  CONCORD...
  AND ROCHESTER.

LAT...LON 4272 7227 4319 7243 4320 7243 4337 7054
      4335 7053 4326 7060 4317 7059 4307 7067
      4308 7072 4305 7069 4287 7082 4289 7092
      4286 7103 4281 7107 4281 7117 4274 7118
      4274 7125 4270 7129
TIME...MOT...LOC 0600Z 265DEG 48KT 4313 7251 4242 7228

JC

Special weather statement, Feb 25, 1:19 AM EST, 3 hours 28 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
119 AM EST THU FEB 25 2016

MEZ007-012-013-018>021-023>026-NHZ002-004-006-010-014-250730-
SAGADAHOC ME-ANDROSCOGGIN ME-INTERIOR CUMBERLAND ME-
NORTHERN OXFORD ME-LINCOLN ME-KENNEBEC ME-SOUTHERN FRANKLIN ME-
SOUTHERN OXFORD ME-INTERIOR YORK ME-COASTAL CUMBERLAND ME-
COASTAL YORK ME-SOUTHERN CARROLL NH-SOUTHERN COOS NH-
NORTHERN CARROLL NH-STRAFFORD NH-COASTAL ROCKINGHAM NH-
119 AM EST THU FEB 25 2016

THE NATIONAL WEATHER SERVICE IN GRAY MAINE HAS ISSUED A

* SPECIAL WEATHER STATEMENT FOR...
  SAGADAHOC COUNTY IN MAINE
  ANDROSCOGGIN COUNTY IN MAINE
  INTERIOR CUMBERLAND COUNTY IN MAINE
  NORTHERN OXFORD COUNTY IN MAINE
  LINCOLN COUNTY IN MAINE
  KENNEBEC COUNTY IN MAINE
  SOUTHERN FRANKLIN COUNTY IN MAINE
  SOUTHERN OXFORD COUNTY IN MAINE
  INTERIOR YORK COUNTY IN MAINE
  COASTAL CUMBERLAND COUNTY IN MAINE
  COASTAL YORK COUNTY IN MAINE
  SOUTHERN CARROLL COUNTY IN NEW HAMPSHIRE
  SOUTHERN COOS COUNTY IN NEW HAMPSHIRE
  NORTHERN CARROLL COUNTY IN NEW HAMPSHIRE
  STRAFFORD COUNTY IN NEW HAMPSHIRE
  COASTAL ROCKINGHAM COUNTY IN NEW HAMPSHIRE

* UNTIL 230 AM EST

* AT 117 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
  TRACKING A LINE OF SHOWERS WITH EMBEDDED STRONG THUNDERSTORMS
  ALONG A LINE EXTENDING FROM NEAR MOUNT WASHINGTON TO NEAR
  GILMANTON...RACING TO THE EAST AT 75 MPH. THESE SHOWERS AND STORMS
  MAY PRODUCE STRONG WIND GUSTS AND LOCALLY HEAVY RAINFALL THROUGH
  230 AM.

* LOCATIONS IMPACTED INCLUDE...
  PORTLAND...
  LEWISTON...
  TURNER...
  MINOT...
  AND AUBURN.

LAT...LON 4435 7145 4468 7001 4382 6955 4377 6958
      4395 6967 4371 6976 4388 6989 4372 6994
      4381 6994 4382 6995 4371 7000 4386 6995
      4371 7013 4377 7020 4363 7026 4362 7010
      4361 7012 4353 7036 4301 7074
TIME...MOT...LOC 0612Z 270DEG 47KT 4428 7144 4339 7145

JC

Special weather statement, Feb 25, 2:13 AM EST, 2 hours 34 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
213 AM EST THU FEB 25 2016

MEZ018-023-024-NHZ005-006-008>010-012>015-250830-
INTERIOR YORK ME-COASTAL CUMBERLAND ME-COASTAL YORK ME-
SOUTHERN CARROLL NH-MERRIMACK NH-INTERIOR ROCKINGHAM NH-
SOUTHERN GRAFTON NH-EASTERN HILLSBOROUGH NH-STRAFFORD NH-
WESTERN AND CENTRAL HILLSBOROUGH NH-COASTAL ROCKINGHAM NH-BELKNAP NH-
213 AM EST THU FEB 25 2016

THE NATIONAL WEATHER SERVICE IN GRAY MAINE HAS ISSUED A

* SPECIAL WEATHER STATEMENT FOR...
  INTERIOR YORK COUNTY IN MAINE
  COASTAL CUMBERLAND COUNTY IN MAINE
  COASTAL YORK COUNTY IN MAINE
  SOUTHERN CARROLL COUNTY IN NEW HAMPSHIRE
  MERRIMACK COUNTY IN NEW HAMPSHIRE
  INTERIOR ROCKINGHAM COUNTY IN NEW HAMPSHIRE
  SOUTHERN GRAFTON COUNTY IN NEW HAMPSHIRE
  EASTERN HILLSBOROUGH COUNTY IN NEW HAMPSHIRE
  STRAFFORD COUNTY IN NEW HAMPSHIRE
  WESTERN AND CENTRAL HILLSBOROUGH COUNTY IN NEW HAMPSHIRE
  COASTAL ROCKINGHAM COUNTY IN NEW HAMPSHIRE
  BELKNAP COUNTY IN NEW HAMPSHIRE

* UNTIL 330 AM EST

* AT 211 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
  TRACKING STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM ABOUT
  FRANKLIN TO LUNENBURG...RACING QUICKLY TO THE EAST.

* STRONG WIND GUSTS OF 45 TO 55 MPH ARE EXPECTED WITH THESE STORMS.

* LOCATIONS IMPACTED INCLUDE...
  MANCHESTER...
  NASHUA...
  SALEM...
  LACONIA...
  AND CONCORD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PROLONGED HEAVY RAINFALL MAY CAUSE WATER TO FLOW OVER THE ROADWAY. DO
NOT DRIVE YOUR VEHICLE WHERE THE ROAD HAS BECOME FLOODED.

&&

LAT...LON 4271 7178 4357 7178 4358 7020 4357 7020
      4353 7031 4355 7034 4344 7037 4345 7034
      4336 7042 4332 7057 4317 7059 4307 7067
      4308 7072 4305 7069 4287 7082 4286 7103
      4281 7117 4270 7129
TIME...MOT...LOC 0706Z 269DEG 49KT 4350 7174 4260 7174

JC

Local storm report, Feb 25, 3:29 AM EST, 1 hour 18 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, Feb 25, 4:10 AM EST, 37 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Feb 25, 4:37 AM EST, 10 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Gray, ME issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 25, 1:19 AM EST	Special Weather Statement	GYX	Androscoggin, Cumberland, Oxford, Sagadahoc, York	71 min
Feb 25, 1:35 AM EST	Areal Flood Warning	GYX	Androscoggin, Cumberland, Oxford, York	6 hr
Feb 25, 2:13 AM EST	Special Weather Statement	GYX	York	77 min
Feb 25, 3:20 AM EST	Severe Thunderstorm Warning	GYX	Androscoggin, Cumberland, York	55 min
Feb 25, 4:10 AM EST	Special Weather Statement	GYX	Kennebec, Knox, Sagadahoc, Waldo	95 min
Feb 25, 7:16 AM EST	Small Craft Advisory	GYX		44 hr
Feb 24, 11:50 PM EST	Areal Flood Warning	GYX	Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 1 more	9 hr
Feb 25, 12:25 AM EST	Special Weather Statement	GYX	Belknap, Hillsborough, Merrimack, Rockingham	50 min
Feb 25, 1:11 AM EST	Special Weather Statement	GYX	Cheshire, Hillsborough, Rockingham, Strafford	64 min
Feb 25, 5:45 AM EST	River Flood Warning	GYX	Merrimack	43 hr
Feb 25, 12:48 PM EST	River Flood Warning	GYX	Grafton	9 hr
Feb 25, 6:17 PM EST	Areal Flood Advisory	GYX	Coos, Grafton	3 hr

Nearby

River Flood Warnings in New Hampshire, 2016 Every river flood warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.