Alert archive / Massachusetts / River Flood Warnings in 2023
River Flood Warning 10, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this river flood warning at Mar 16, 2023, 12:03 AM EDT for Essex County, Massachusetts. It took effect at Mar 16, 2023, 8:00 AM EDT. It was in force for 21 hr.
The area
The counties it named.
The facts
- Issued
- Mar 16, 2023, 12:03 AM EDT (04:03 UTC)
- In effect from
- Mar 16, 2023, 8:00 AM EDT
- Expired
- Mar 17, 2023, 5:17 AM EDT
- In force
- 21 hr
- Issued by
- NWS Boston/Norton, MA
- Area
- Storm-based polygon
- Flood severity
- Minor
County Essex County, MA
The radar
The Boston radar (KBOX), 79 km from the middle of the area, began a volume at 04:04 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 Shawsheen River at Andover (ANDM3).
- Action stage
- 28 ft
- Minor stage
- 29 ft
- Moderate stage
- 32 ft
- Major stage
- 35 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 01100627, 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 Mar 15, 7:48 PM EDT, 4 hours 15 minutes earlier.
Area forecast discussion, Mar 15, 7:48 PM EDT, 4 hours 15 minutes before
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</html>Hazardous weather outlook, Mar 15, 4:07 PM EDT, 7 hours 56 minutes before
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River Flood Warnings in Massachusetts, 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.