Alert archive / New Hampshire / River Flood Warnings in 2018
River Flood Warning 17, NWS Gray, ME
NWS Gray, ME issued this river flood warning at Dec 21, 2018, 4:46 PM EST for Grafton County, New Hampshire. It took effect at Dec 21, 2018, 10:37 PM EST. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Dec 21, 2018, 4:46 PM EST (21:46 UTC)
- In effect from
- Dec 21, 2018, 10:37 PM EST
- Expired
- Dec 22, 2018, 9:44 AM 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 21:50 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). The gauge peaked at 9.64 ft at Dec 21, 2018, 9:00 PM EST.
- 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 Dec 21, 4:02 PM EST, 44 minutes earlier.
Area forecast discussion, Dec 21, 4:02 PM EST, 44 minutes before
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</html>Hazardous weather outlook, Dec 21, 10:07 AM EST, 6 hours 39 minutes before
Hazardous Weather Outlook...UPDATED National Weather Service Gray ME 1007 AM EST Fri Dec 21 2018 MEZ012>014-018>021-NHZ001-004>013-015-221515- Southern Oxford-Southern Franklin-Southern Somerset-Interior York- Interior Cumberland-Androscoggin-Kennebec-Northern Coos- Northern Carroll-Southern Grafton-Southern Carroll-Sullivan- Merrimack-Belknap-Strafford-Cheshire-Eastern Hillsborough- Interior Rockingham-Western And Central Hillsborough- 1007 AM EST Fri Dec 21 2018 ...FLOOD WATCH IN EFFECT THROUGH SATURDAY AFTERNOON... This Hazardous Weather Outlook is for Maine, south central Maine, southwest Maine, western Maine, New Hampshire, central New Hampshire, northern New Hampshire and southern New Hampshire. .DAY ONE...Today and Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flood Watch. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flood Watch. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. MEZ022>028-NHZ014-221515- Interior Waldo-Coastal York-Coastal Cumberland-Sagadahoc-Lincoln- Knox-Coastal Waldo-Coastal Rockingham- 1007 AM EST Fri Dec 21 2018 ...FLOOD WATCH IN EFFECT THROUGH SATURDAY AFTERNOON... ...WIND ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 AM EST SATURDAY... This Hazardous Weather Outlook is for south central Maine, southwest Maine and southern New Hampshire. .DAY ONE...Today and Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flood Watch. Wind Advisory. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flood Watch. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. NHZ002-003-221515- Southern Coos-Northern Grafton- 1007 AM EST Fri Dec 21 2018 ...WIND ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...FLOOD WATCH IN EFFECT THROUGH SATURDAY AFTERNOON... This Hazardous Weather Outlook is for northern New Hampshire. .DAY ONE...Today and Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flood Watch. Wind Advisory. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flood Watch. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. MEZ007>009-221515- Northern Oxford-Northern Franklin-Central Somerset- 1007 AM EST Fri Dec 21 2018 This Hazardous Weather Outlook is for west central Maine and western Maine. .DAY ONE...Today and Tonight. Hazardous weather is not expected at this time. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Hazardous weather is not expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. ANZ150>154-221515- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- Penobscot Bay- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- Casco Bay- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 1007 AM EST Fri Dec 21 2018 ...GALE WARNING IN EFFECT UNTIL 1 AM EST SATURDAY... This Hazardous Weather Outlook is for Atlantic coastal waters. .DAY ONE...Today and Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Gale Warning. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Hazardous weather is not expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
The office that day
Everything else NWS Gray, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 21, 10:20 AM EST | Areal Flood Advisory | GYX | Androscoggin, Cumberland, Kennebec, Oxford, Sagadahoc, York | 55 min |
| Dec 21, 2:38 PM EST | Areal Flood Advisory | GYX | Oxford | 3 hr |
| Dec 21, 3:21 PM EST | Coastal Flood Advisory | GYX | Cumberland, Knox, Lincoln, Sagadahoc, Waldo, York | 21 hr |
| Dec 21, 5:26 PM EST | Areal Flood Advisory | GYX | Oxford | 3 hr |
| Dec 21, 6:57 PM EST | River Flood Warning | GYX | Oxford | 11 hr |
| Dec 21, 12:45 PM EST | Areal Flood Advisory | GYX | Cheshire, Grafton, Hillsborough, Merrimack, Sullivan | 3 hr |
| Dec 21, 6:18 PM EST | Areal Flood Warning | GYX | Coos, Grafton | 6 hr |
Nearby
River Flood Warnings in New Hampshire, 2018Every river flood warning in 2018
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.