Alert archive / Massachusetts / River Flood Warnings in 2021
River Flood Warning 7, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this river flood warning at Jul 10, 2021, 12:37 PM EDT for Middlesex County, Norfolk County, Massachusetts. It took effect at Jul 11, 2021, 5:00 PM EDT. It was in force for .
The area
The outline as issued.
The facts
- Issued
- Jul 10, 2021, 12:37 PM EDT (16:37 UTC)
- In effect from
- Jul 11, 2021, 5:00 PM EDT
- Expired
- Jul 11, 2021, 12:38 PM EDT
- In force
- Issued by
- NWS Boston/Norton, MA
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Middlesex County, MA, Norfolk County, MA
The radar
The Boston radar (KBOX), 31 km from the middle of the area, began a volume at 16:38 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 Charles River at Dover (DOVM3). The gauge peaked at 5.34 ft at Jul 12, 2021, 12:00 PM EDT.
- Action stage
- 4.5 ft
- Minor stage
- 5 ft
- Moderate stage
- 7 ft
- Major stage
- 8 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 01103500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
794 WGUS41 KBOX 101637 FLWBOX BULLETIN - IMMEDIATE BROADCAST REQUESTED Flood Warning National Weather Service Boston/Norton MA 1237 PM EDT Sat Jul 10 2021 ...The National Weather Service in Boston/Norton MA has issued a Flood Warning for the following rivers in Massachusetts... Charles River At Dover affecting Norfolk and Middlesex Counties. .Doppler radar and automated rain gauges indicated between 2 to 5 inches of rain fell due to Elsa. As a result, flooding is continuing in some communities along some rivers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued late tonight by 145 AM EDT. && MAC017-021-110545- /O.NEW.KBOX.FL.W.0007.210711T2100Z-000000T0000Z/ /DOVM3.1.ER.210711T2100Z.210713T0000Z.000000T0000Z.NO/ 1237 PM EDT Sat Jul 10 2021 The National Weather Service in Norton has issued a * Flood Warning for the Charles River At Dover. * From Sunday afternoon until further notice. * At 11:45 AM EDT Saturday the stage was 4.4 feet. * Flood stage is 5.0 feet. * Minor flooding is forecast. * Forecast...The river is expected to rise above flood stage tomorrow afternoon and continue rising to a crest of 5.3 feet Monday evening. * Impact...At 5.0 feet, People living along the Charles River should prepare for flooding of low lying areas along the river. Susceptible locations include low lying areas along Fisher Street in Needham and a small area on the South Natick and Wellesley line along River Street. && LAT...LON 4210 7138 4216 7145 4235 7126 4226 7116 $$ RC
3 follow-up statements
576 WGUS81 KBOX 110445 FLSBOX Flood Statement National Weather Service Boston/Norton MA 1245 AM EDT Sun Jul 11 2021 ...The Flood Warning continues for the following rivers in Massachusetts... Charles River At Dover affecting Norfolk and Middlesex Counties. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should not attempt to drive around barricades or drive cars through flooded areas. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued this afternoon at 1245 PM EDT. && MAC017-021-111645- /O.CON.KBOX.FL.W.0007.210711T2100Z-000000T0000Z/ /DOVM3.1.ER.210711T2100Z.210713T0000Z.000000T0000Z.NO/ 1245 AM EDT Sun Jul 11 2021 ...The Flood Warning remains in effect... The Flood Warning continues for the Charles River At Dover. * From this afternoon until further notice. * At 12:30 AM EDT Sunday the stage was 4.4 feet. * Flood stage is 5.0 feet. * Minor flooding is forecast. * Forecast...The river is expected to reach flood stage Sunday afternoon and crest at 5.0 feet Saturday afternoon. * Impact...At 5.0 feet, People living along the Charles River should prepare for flooding of low lying areas along the river. Susceptible locations include low lying areas along Fisher Street in Needham and a small area on the South Natick and Wellesley line along River Street. && LAT...LON 4210 7138 4216 7145 4235 7126 4226 7116 $$ BL
102 WGUS81 KBOX 110928 FLSBOX Flood Statement National Weather Service Boston/Norton MA 528 AM EDT Sun Jul 11 2021 ...The Flood Warning continues for the following rivers in Massachusetts... Charles River At Dover affecting Norfolk and Middlesex Counties. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should not attempt to drive around barricades or drive cars through flooded areas. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued this afternoon at 515 PM EDT. && MAC017-021-112130- /O.CON.KBOX.FL.W.0007.210711T2100Z-000000T0000Z/ /DOVM3.1.ER.210711T2100Z.210713T0000Z.000000T0000Z.NO/ 528 AM EDT Sun Jul 11 2021 ...The Flood Warning remains in effect... The Flood Warning continues for the Charles River At Dover. * From this afternoon until further notice. * At 5:15 AM EDT Sunday the stage was 4.5 feet. * Flood stage is 5.0 feet. * Minor flooding is forecast. * Forecast...The river is expected to reach flood stage Sunday afternoon and crest at 5.0 feet Monday afternoon. * Impact...At 5.0 feet, People living along the Charles River should prepare for flooding of low lying areas along the river. Susceptible locations include low lying areas along Fisher Street in Needham and a small area on the South Natick and Wellesley line along River Street. && LAT...LON 4210 7138 4216 7145 4235 7126 4226 7116 $$ BL
283 WGUS81 KBOX 111638 FLSBOX Flood Statement National Weather Service Boston/Norton MA 1238 PM EDT Sun Jul 11 2021 ...The Flood Warning is cancelled for the following rivers in Massachusetts... Charles River At Dover affecting Norfolk and Middlesex Counties. MAC017-021-111745- /O.CAN.KBOX.FL.W.0007.210711T2100Z-210711T1638Z/ /DOVM3.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/ 1238 PM EDT Sun Jul 11 2021 ...The Flood Warning for the Charles River At Dover has been cancelled... The Flood Warning is cancelled for the Charles River At Dover. * At 11:45 AM EDT Sunday the stage was 4.6 feet. * Flood stage is 5.0 feet. * Forecast...The river is expected to rise to a crest of 4.8 feet early tomorrow afternoon. && LAT...LON 4210 7138 4216 7145 4235 7126 4226 7116 $$ RC
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 8:47 PM EDT | Special Weather Statement | BOX | Hampden | 58 min |
| Jul 9, 9:47 PM EDT | River Flood Warning | BOX | Worcester | 10 hr |
| Jul 9, 9:47 PM EDT | River Flood Warning | BOX | Worcester | 27 hr |
| Jul 10, 4:42 AM EDT | Rip Current Statement | BOX | Bristol, Dukes, Nantucket | 15 hr |
Nearby
River Flood Warnings in Massachusetts, 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; the gauge from the NWS water service and the USGS.