Alert archive / Massachusetts / Flash Flood Warnings in 1998
Flash Flood Warning 45, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this flash flood warning at Jun 16, 1998, 10:25 AM EDT for Essex County, Massachusetts. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 16, 1998, 10:25 AM EDT (14:25 UTC)
- Expired
- Jun 16, 1998, 11:00 AM EDT
- In force
- 35 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
County Essex County, MA
The radar
The Boston radar (KBOX), 79 km from the middle of the area, began a volume at 14:28 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 nearest sounding before it
Chatham, MA (KCHH), launched 12:00Z, 2.4 hours before the alert went out and 131 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 397 J/kg
- Mixed-layer CIN
- -65 J/kg
- Mixed-layer LCL
- 469 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
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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 |
|---|---|---|---|---|
| Jun 15, 10:32 PM EDT | Flash Flood Warning | BOX | Bristol, Plymouth | 7 hr |
| Jun 16, 5:56 AM EDT | Severe Thunderstorm Warning | BOX | Hampshire | 64 min |
| Jun 16, 10:19 AM EDT | Flash Flood Warning | BOX | Bristol, Middlesex, Norfolk, Suffolk | 41 min |
| Jun 16, 10:19 AM EDT | Flash Flood Warning | BOX | Essex | 41 min |
| Jun 16, 10:25 AM EDT | Flash Flood Warning | BOX | Bristol, Middlesex, Norfolk, Suffolk | 35 min |
Nearby
Flash Flood Warnings in Massachusetts, 1998Every flash flood warning in 1998
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.