Alert archive / Massachusetts / River Flood Warnings in 2024

River Flood Warning 17, NWS Boston/Norton, MA

January 12, 2024Middlesex County, Massachusetts

NWS Boston/Norton, MA issued this river flood warning at Jan 12, 2024, 4:28 PM EST for Middlesex County, Massachusetts. It took effect at Jan 13, 2024, 10:00 AM EST. It was in force for 20 days.

The area

The counties it named.

The facts

Issued: Jan 12, 2024, 4:28 PM EST (21:28 UTC)
In effect from: Jan 13, 2024, 10:00 AM EST
Expired: Feb 2, 2024, 4:28 PM EST
In force: 20 days
Issued by: NWS Boston/Norton, MA
Area: Storm-based polygon
Flood severity: Minor

County Middlesex County, MA

The radar

The Boston radar (KBOX), 63 km from the middle of the area, began a volume at 21:31 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 Concord River at Lowell (LCNM3). The gauge peaked at 8.26 ft at Jan 15, 2024, 8:00 AM EST.

Action stage: 7.5 ft
Minor stage: 8 ft
Moderate stage: 10 ft
Major stage: 12 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01099500, 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 Jan 12, 3:29 PM EST, 59 minutes earlier.

Area forecast discussion, Jan 12, 3:29 PM EST, 59 minutes before

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The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 12, 3:17 AM EST	Gale Warning	BOX		66 hr
Jan 12, 3:25 AM EST	Coastal Flood Warning	BOX	Barnstable, Bristol, Dukes, Essex, Nantucket, Norfolk and 2 more	37 hr
Jan 12, 3:25 AM EST	Coastal Flood Advisory	BOX	Norfolk, Plymouth, Suffolk	10 hr
Jan 12, 3:31 AM EST	Wind Advisory	BOX	Barnstable, Bristol, Dukes, Essex, Nantucket, Norfolk and 2 more	32 hr
Jan 12, 1:53 AM EST	River Flood Warning	BOX	Lower Connecticut River Valley Planning Region	70 hr

Nearby

River Flood Warnings in Massachusetts, 2024 Every river flood warning in 2024

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.