Alert archive / New Hampshire / River Flood Warnings in 2021
River Flood Warning 4, NWS Gray, ME
NWS Gray, ME issued this river flood warning at Jul 30, 2021, 4:05 PM EDT for Merrimack County, New Hampshire. It took effect at Jul 30, 2021, 6:35 PM EDT. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 30, 2021, 4:05 PM EDT (20:05 UTC)
- In effect from
- Jul 30, 2021, 6:35 PM EDT
- Expired
- Jul 30, 2021, 11:24 PM EDT
- In force
- 5 hr
- Issued by
- NWS Gray, ME
- Area
- Storm-based polygon
- Flood severity
- Minor
County Merrimack County, NH
The radar
The Portland,ME radar (KGYX), 124 km from the middle of the area, began a volume at 20:05 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 text
As transmitted.
043 WGUS41 KGYX 302005 FLWGYX BULLETIN - IMMEDIATE BROADCAST REQUESTED Flood Warning National Weather Service Gray ME 405 PM EDT Fri Jul 30 2021 ...The National Weather Service in Gray ME has issued a Flood Warning for the following rivers in New Hampshire... Soucook River Near Pembroke affecting Merrimack County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. Additional information is available at www.weather.gov. The next statement will be issued late tonight at 230 AM EDT. && NHC013-310630- /O.NEW.KGYX.FL.W.0004.210730T2235Z-210731T0626Z/ /SOUN3.1.ER.210730T2235Z.210731T0000Z.210731T0025Z.UU/ 405 PM EDT Fri Jul 30 2021 The National Weather Service in Gray has issued a * Flood Warning for the Soucook River Near Pembroke. * Until just after midnight tonight. * At 3:30 PM EDT Friday the stage was 10.8 feet. * Flood stage is 11.0 feet. * Minor flooding is forecast. * Forecast...The river is expected to rise above flood stage this evening to a crest of 11.1 feet this evening. It will then fall below flood stage this evening. * Impact...At 10.0 feet, Low lying areas begin to flood. * Impact...At 11.0 feet, Low lying areas flood. * Impact...At 12.0 feet, A home downstream of Pembroke Road bridge begins to flood. * Impact...At 13.0 feet, The trailer park near the river gage begins to flood. A home downstream of Pembroke Road bridge floods. * Impact...At 14.0 feet, The trailer park near the river gage floods. && LAT...LON 4317 7152 4332 7152 4332 7142 4317 7146 $$ JC
1 follow-up statement
777 WGUS81 KGYX 310324 FLSGYX Flood Statement National Weather Service Gray ME 1124 PM EDT Fri Jul 30 2021 ...The Flood Warning is cancelled for the following rivers in New Hampshire... Soucook River Near Pembroke affecting Merrimack County. NHC013-310430- /O.CAN.KGYX.FL.W.0004.000000T0000Z-210731T0324Z/ /SOUN3.1.ER.210730T2235Z.210731T0000Z.210731T0025Z.UU/ 1124 PM EDT Fri Jul 30 2021 ...The Flood Warning for the Soucook River Near Pembroke has been cancelled... The Flood Warning is cancelled for the Soucook River Near Pembroke. * At 3:30 PM EDT Friday the stage was 10.8 feet. * Flood stage is 11.0 feet. * Forecast...The river will continue to fall below flood stage this evening. && LAT...LON 4317 7152 4332 7152 4332 7142 4317 7146 $$ MBC
The office that day
Everything else NWS Gray, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 8:35 PM EDT | Flash Flood Warning | GYX | Cheshire, Hillsborough, Merrimack, Sullivan | 6 hr |
| Jul 29, 8:58 PM EDT | Areal Flood Advisory | GYX | Belknap, Carroll, Grafton, Hillsborough, Merrimack, Rockingham and 2 more | 4 hr |
| Jul 29, 9:14 PM EDT | Special Weather Statement | GYX | Hillsborough | 46 min |
| Jul 29, 9:33 PM EDT | Flash Flood Warning | GYX | Belknap, Carroll, Grafton, Merrimack, Rockingham, Strafford and 1 more | 5 hr |
| Jul 29, 9:57 PM EDT | Special Weather Statement | GYX | Rockingham, Strafford | 48 min |
| Jul 29, 10:32 PM EDT | Flash Flood Warning | GYX | Cheshire, Hillsborough | 3 hr |
| Jul 29, 10:36 PM EDT | Areal Flood Advisory | GYX | Hillsborough, Merrimack, Rockingham | 3 hr |
| Jul 29, 10:58 PM EDT | Flash Flood Warning | GYX | Hillsborough, Rockingham | 3 hr |
| Jul 30, 1:34 AM EDT | River Flood Warning | GYX | Merrimack | 41 hr |
| Jul 30, 6:10 AM EDT | River Flood Warning | GYX | Merrimack | 24 hr |
Nearby
River Flood Warnings in New Hampshire, 2021Every river flood warning in 2021
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.