Alert archive / Connecticut / River Flood Warnings in 2023

River Flood Warning 23, NWS Boston/Norton, MA

July 10, 2023Lower Connecticut River Valley Planning Region, Connecticut

NWS Boston/Norton, MA issued this river flood warning at Jul 10, 2023, 10:02 PM EDT for Lower Connecticut River Valley Planning Region, Connecticut. It took effect at Jul 11, 2023, 9:00 PM EDT. It was in force for 10 days.

The area

The counties it named.

The facts

Issued
Jul 10, 2023, 10:02 PM EDT (02:02 UTC)
In effect from
Jul 11, 2023, 9:00 PM EDT
Expired
Jul 21, 2023, 9:16 AM EDT
In force
10 days
Issued by
NWS Boston/Norton, MA
Area
Storm-based polygon
Flood severity
Moderate

County Lower Connecticut River Valley Planning Region, CT

The radar

The Brookhaven radar (KOKX), 72 km from the middle of the area, began a volume at 02:01 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 Connecticut River at Middle Haddam (MHDC3).

Action stage
5 ft
Minor stage
7 ft
Moderate stage
10.5 ft
Major stage
13 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01193050, 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 Boston/Norton, MA wrote its last area forecast discussion before this river flood warning went out at Jul 10, 9:50 PM EDT, 12 minutes earlier.

Area forecast discussion, Jul 10, 9:50 PM EDT, 12 minutes before
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Hazardous weather outlook, Jul 10, 4:08 PM EDT, 5 hours 54 minutes before
Hazardous Weather Outlook
National Weather Service Boston/Norton MA
408 PM EDT Mon Jul 10 2023

CTZ002>004-MAZ002>004-008>012-026-RIZ001>007-112015-
Hartford CT-Tolland CT-Windham CT-Western Franklin MA-
Eastern Franklin MA-Northern Worcester MA-Western Hampshire MA-
Western Hampden MA-Eastern Hampshire MA-Eastern Hampden MA-
Southern Worcester MA-Northern Middlesex MA-Northwest Providence RI-
Southeast Providence RI-Western Kent RI-Eastern Kent RI-Bristol RI-
Washington RI-Newport RI-
408 PM EDT Mon Jul 10 2023

...FLOOD WATCH IN EFFECT THROUGH TUESDAY MORNING...

This Hazardous Weather Outlook is for northern Connecticut, central
Massachusetts, eastern Massachusetts, western Massachusetts,
northern Rhode Island and southern Rhode Island.

.DAY ONE...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...Tuesday through Sunday.

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...

Spotter activation is not expected at this time.

MAZ005>007-013>024-RIZ008-112015-
Central Middlesex MA-Western Essex MA-Eastern Essex MA-
Western Norfolk MA-Southeast Middlesex MA-Suffolk MA-
Eastern Norfolk MA-Northern Bristol MA-Western Plymouth MA-
Eastern Plymouth MA-Southern Bristol MA-Southern Plymouth MA-
Barnstable MA-Dukes MA-Nantucket MA-Block Island RI-
408 PM EDT Mon Jul 10 2023

This Hazardous Weather Outlook is for eastern Massachusetts,
northeastern Massachusetts, southeastern Massachusetts and southern
Rhode Island.

.DAY ONE...Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

ANZ230>237-250-251-254>256-112015-
Boston Harbor-Cape Cod Bay-Nantucket Sound-Vineyard Sound-
Buzzards Bay-Rhode Island Sound-Narragansett Bay-Block Island Sound-
Coastal waters east of Ipswich Bay and the Stellwagen Bank National
Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
Coastal Waters extending out to 25 nm South of Marthas Vineyard and
Nantucket-
Coastal Waters from Montauk NY to Marthas Vineyard extending out to
20 nm South of Block Island-
408 PM EDT Mon Jul 10 2023

This Hazardous Weather Outlook is for Massachusetts and Rhode
Island coastal waters.

.DAY ONE...Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

For more information on upcoming hazardous weather, please see the
Area Forecast Discussion on our webpage for the latest forecast
thinking. There is also our Enhanced Hazardous Weather Outlook at
www.weather.gov/box/ehwo

For the latest updates...please visit our webpage at
www.weather.gov/boston

You can follow us on Facebook at
www.facebook.com/NWSBoston

You can follow us on Twitter at
@NWSBoston

In the hours before

Local storm report, Jul 10, 5:10 PM EDT, 4 hours 52 minutes before
Preliminary Local Storm Report...Summary
National Weather Service Boston/Norton MA
510 PM EDT Mon Jul 10 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0834 AM     Flood            Chester                 42.28N 72.98W
07/10/2023                   Hampden            MA   Amateur Radio

            Blandford Road at Route 20 closed due to
            flooding.

0845 AM     Flood            Williamsburg            42.40N 72.72W
07/10/2023                   Hampshire          MA   Law Enforcement

            Section of Route 9 has significant street
            flooding. relayed by Amatuer Radio.

0915 AM     Flood            Ashfield                42.53N 72.78W
07/10/2023                   Franklin           MA   Amateur Radio

            Conway Road flooded/impassable.

0920 AM     Flood            Conway                  42.52N 72.68W
07/10/2023                   Franklin           MA   Law Enforcement

            North Poland Road at Route 116 flooding up
            to doors of cars. Relayed by amatuer Radio.

0952 AM     Flood            Williamsburg            42.40N 72.72W
07/10/2023                   Hampshire          MA   Law Enforcement

            Ashfield road flooding up to windows of
            homes with rescues in progress. Relayed by
            Amatuer Radio.

1017 AM     Flood            Douglas                 42.05N 71.73W
07/10/2023                   Worcester          MA   Amateur Radio

            Gilboa Road has significant street flooding.

1017 AM     Flood            Ashfield                42.53N 72.78W
07/10/2023                   Franklin           MA   Law Enforcement

            Williamsburg Road and Plainfield Roads
            closed due to flooding. Also Bug Hill Road
            partially washed out. Relayed by Amateur
            Radio.

1025 AM     Flood            Ashfield                42.53N 72.78W
07/10/2023                   Franklin           MA   Law Enforcement

            Brrton Hill Road washed out. Relayed by
            Amateur Radio.

1032 AM     Flood            Williamsburg            42.40N 72.72W
07/10/2023                   Hampshire          MA   Law Enforcement

            Section of Route 9 closed due to flooding.
            Relayed by Amateur Radio.

1056 AM     Flood            Conway                  42.52N 72.68W
07/10/2023                   Franklin           MA   Amateur Radio

            Homes on Main Street being evacuated for
            flooding. Academy Hill Road flooded and
            impassable. Relayed by Amateur Radio.

1100 AM     Flood            Williamsburg            42.40N 72.72W
07/10/2023                   Hampshire          MA   Law Enforcement

            North Street bridge closed due to flooding.
            Route 9 from Main to South closed due to
            flooding with 10 inches of water. Relayed by
            Amateur Radio.

1130 AM     Flood            Williamsburg            42.40N 72.75W
07/10/2023                   Hampshire          MA   Emergency Mngr

            Beaver dam broke causing four homes to be
            flooded.

1150 AM     Flood            Northampton             42.33N 72.68W
07/10/2023                   Hampshire          MA   Trained Spotter

            Meadow Street flooded with road closed.
            Relayed by Amateur Radio.

1158 AM     Flood            Worcester               42.27N 71.81W
07/10/2023                   Worcester          MA   Trained Spotter

            Area of 86 southwest cutoff flooded with 4
            cars stuck in flood waters.

1202 PM     Flood            Providence              41.82N 71.42W
07/10/2023                   Providence         RI   Law Enforcement

            Route 146 near construction site has
            significant flooding. relayed by Amateur
            Radio.

1203 PM     Flood            Providence              41.82N 71.42W
07/10/2023                   Providence         RI   Park/Forest Srvc

            Portion of Pleasant Valley Parkway flooded
            per Providence Parks Department relayed by
            Amateur Radio.

1220 PM     Flood            Cranston                41.77N 71.48W
07/10/2023                   Providence         RI   Trained Spotter

            Car stuck in street flooding at the Wilbur
            Avenue Bridge relayed by Amateur Radio.

1222 PM     Flood            Providence              41.82N 71.42W
07/10/2023                   Providence         RI   Law Enforcement

            Narragansett Avenue cars stuck in street
            flooding. relayed by Amateur Radio.

1225 PM     Flood            Providence              41.82N 71.42W
07/10/2023                   Providence         RI   Law Enforcement

            Downtown flooded with 1 foot of water.
            Relayed by Amateur Radio.

1228 PM     Flood            Cranston                41.77N 71.48W
07/10/2023                   Providence         RI   Law Enforcement

            Parrk Avenue at Southern Street flooded and
            impassable, road closed. Relayed by Amateur
            Radio.

0100 PM     Flood            Providence              41.82N 71.42W
07/10/2023                   Providence         RI   Law Enforcement

            Car stuck in flood waters on Pleasant Valley
            Parkway. Relayed by Amateur Radio.

0103 PM     Flood            1 SW Providence         41.81N 71.44W
07/10/2023                   Providence         RI   Fire Dept/Rescue

            Route 10 northbound closed at Union Avenue
            due to flooding per FD relayed by amateur
            radio.

0135 PM     Flood            2 SW Fall River         41.69N 71.14W
07/10/2023                   Bristol            MA   Fire Dept/Rescue

            Car stuck in flooding at the intersection of
            Pleasant St and Quequechan St relayed by
            amateur radio.

0145 PM     Flood            2 NNW Plainville        42.02N 71.35W
07/10/2023                   Norfolk            MA   Law Enforcement

            Grant Street flooded and impassable relayed
            by amateur radio.

0145 PM     Flood            1 WNW Norfolk           42.12N 71.33W
07/10/2023                   Norfolk            MA   Law Enforcement

            Rockwood Road near the railroad tracks
            flooded to the point where DPW assistance
            was requested. Relayed by amateur radio.

0145 PM     Flood            5 NE Heath              42.72N 72.76W
07/10/2023                   Franklin           MA   Amateur Radio

            Basement flooded near Ed Clark Road.

0153 PM     Flood            3 WSW Fall River        41.69N 71.15W
07/10/2023                   Bristol            MA   Amateur Radio

            Plymouth Avenue in Fall River flooded and
            impassable - cars stuck in the street
            flooding.

0155 PM     Flood            2 NNW Plainville        42.02N 71.35W
07/10/2023                   Norfolk            MA   Law Enforcement

            South Street at Wade Street is flooded and
            impassable. Harvard Street is flooded and
            impassable up to knee high depth - car stuck
            in the water. Relayed by amateur radio.

0302 PM     Flood            Everett                 42.41N 71.05W
07/10/2023                   Middlesex          MA   Amateur Radio

            Air Force Road closed due to flooding.

0330 PM     Flood            1 WSW Salem             42.53N 70.89W
07/10/2023                   Essex              MA   Law Enforcement

            Pearl Street bridge is closed due to
            Flooding Relayed by amateur radio.

0410 PM     Flood            Northampton             42.33N 72.68W
07/10/2023                   Hampshire          MA   Law Enforcement

            West Street at Lower College Lane to Earle
            Street is closed due to flooding. Route 10
            at Earle Street is closed due to flooding
            Relayed by amateur Radio.

0443 PM     Flood            2 NNW Rutland           42.39N 71.96W
07/10/2023                   Worcester          MA   Law Enforcement

            Route 56 at Vista Circle is heavily flooded.
            Relayed amateur radio.

0445 PM     Flood            1 SSW Gardner           42.56N 72.00W
07/10/2023                   Worcester          MA   Fire Dept/Rescue

            Ripley Street flooded and impassable, car
            stuck in flooding - road is closed. Relayed
            by amateur radio.

&&
Special weather statement, Jul 10, 5:30 PM EDT, 4 hours 32 minutes before
Special Weather Statement
National Weather Service Boston/Norton MA
530 PM EDT Mon Jul 10 2023

MAZ004-005-012>014-026-102230-
Northwest Middlesex County MA-Southern Worcester MA-
Western Norfolk MA-Central Middlesex County MA-Northern Worcester MA-
Southeast Middlesex MA-
530 PM EDT Mon Jul 10 2023

...Thunderstorms with heavy downpours will impact portions of
eastern Worcester, northwestern Norfolk and Middlesex Counties
through 630 PM EDT...

At 529 PM EDT, Doppler radar was tracking thunderstorms with heavy
downpours along a line extending from near Shirley to Berlin to near
Grafton. Movement was east at 15 mph.

HAZARD...Minor flooding.

SOURCE...Radar indicated.

IMPACT...Minor nuisance flooding of typically flood prone areas.

Locations impacted include...
Lowell, Newton, Framingham, Waltham, Arlington, Leominster,
Billerica, Marlborough, Woburn, Shrewsbury, Chelmsford, Andover,
Natick, Watertown, Lexington, Dracut, Tewksbury, Needham, Milford and
Wellesley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Get indoors when you hear thunder. Do not resume outdoor activities
until at least 30 minutes after the storm has passed.

Do not drive through flooded roads or underpasses. Avoid low lying
areas near small streams.

&&

LAT...LON 4273 7126 4268 7124 4266 7125 4262 7119
      4248 7118 4229 7120 4233 7125 4232 7131
      4231 7133 4225 7130 4225 7133 4220 7135
      4217 7145 4216 7168 4231 7167 4271 7176
      4270 7129
TIME...MOT...LOC 2128Z 248DEG 13KT 4262 7163 4236 7162 4220 7164

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...<30 MPH

BL

Nearby

River Flood Warnings in Connecticut, 2023Every river flood warning in 2023

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.