Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 82, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Sep 7, 1998, 3:49 AM EDT for Franklin County, Massachusetts. It was in force for 26 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Sep 7, 1998, 3:49 AM EDT (07:49 UTC)
- Expired
- Sep 7, 1998, 4:15 AM EDT
- In force
- 26 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
County Franklin County, MA
The radar
The Albany radar (KENX), 121 km from the middle of the area, began a volume at 07:51 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 7, 4:05 AM EDT | Thunderstorm Wind 50 | Greenfield, MA |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 7, 3:30 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Albany, NY (KALY), launched 00:00Z, 7.8 hours before the alert went out and 102 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
- 1998 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1651 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 99 m²/s²
- 0-3 km storm-relative helicity
- 260 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 10.7
The text
As transmitted, in the capitals the NWS used until 2016.
363
WUUS1 KBOS 070751 RRA
SVRBOS
MAC011-070815-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
349 AM EDT MON SEP 7 1998
THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
FRANKLIN COUNTY IN MASSACHUSETTS
INCLUDING GREENFIELD
* UNTIL 415 AM EDT
* AT 345 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 4 MILES WEST OF ROWE...OR ABOUT 20 MILES WEST
OF GREENFIELD...MOVING EAST AT 60 MILES PER HOUR.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
HEATH AT 350 AM EDT
BERNARDSTON AT 405 AM EDT
ERVING AT 415 AM EDT
SEVERE THUNDERSTORMS PRODUCE LARGE HAIL AND/OR WINDS STRONG ENOUGH TO
KNOCK DOWN TREES AND POWER LINES. MOVE INDOORS AND STAY AWAY FROM
WINDOWS.
JL/WTBWhat forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Sep 7, 1:55 AM EDT, 1 hour 54 minutes before
MAZ0002>004-008>012-NHZ011-012-CTZ002-071200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 155 AM EDT MON SEP 7 1998 ...THUNDERSTORMS WITH STRONG WINDS AND HAIL WILL MOVE INTO SOUTHERN NEW ENGLAND THIS MORNING... A LINE OF STRONG THUNDERSTORMS FROM CENTRAL VERMONT TO EASTERN NEW YORK STATE EARLY THIS MORNING WILL MOVE INTO WESTERN MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE. THE STORMS WERE MOVING EAST AT 50 MPH. THESE STORMS WILL PUSH INTO THE CONNECTICUT VALLEY BETWEEN 330 AND 4 AM...THEN WORK INTO CENTRAL MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE BY 430 AM. THESE STORMS COULD CONTAIN STRONG GUSTY WINDS...FREQUENT LIGHTNING AND HAIL. SCATTERED POWER OUTAGES ARE POSSIBLE AS THESE STORMS PASS THROUGH THE REGION. EVT
Special weather statement, Sep 7, 1:55 AM EDT, 1 hour 54 minutes before
MAZ0002>004-008>012-NHZ011-012-CTZ002-071200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 155 AM EDT MON SEP 7 1998 ...THUNDERSTORMS WITH STRONG WINDS AND HAIL WILL MOVE INTO SOUTHERN NEW ENGLAND THIS MORNING... A LINE OF STRONG THUNDERSTORMS FROM CENTRAL VERMONT TO EASTERN NEW YORK STATE EARLY THIS MORNING WILL MOVE INTO WESTERN MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE. THE STORMS WERE MOVING EAST AT 50 MPH. THESE STORMS WILL PUSH INTO THE CONNECTICUT VALLEY BETWEEN 330 AND 4 AM...THEN WORK INTO CENTRAL MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE BY 430 AM. THESE STORMS COULD CONTAIN STRONG GUSTY WINDS...FREQUENT LIGHTNING AND HAIL. SCATTERED POWER OUTAGES ARE POSSIBLE AS THESE STORMS PASS THROUGH THE REGION. EVT
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 5:34 AM EDT | Severe Thunderstorm Warning | BOX | Essex | 26 min |
Nearby
Severe Thunderstorm Warnings in Massachusetts, 1998Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.