Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 1, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at May 21, 1989, 4:00 PM EDT for Worcester County, Massachusetts. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- May 21, 1989, 4:00 PM EDT (20:00 UTC)
- Expired
- May 21, 1989, 5:00 PM EDT
- In force
- 60 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
County Worcester County, MA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Albany, NY (KALB), launched 12:00Z, 8.0 hours before the alert went out and 162 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 0 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 108 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What 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, May 21, 1:08 PM EDT, 2 hours 52 minutes before
SPECIAL WEATHER STATEMENT FOR MASSACHUSETTS NATIONAL WEATHER SERVICE BOSTON MA 1 PM EDT SUN MAY 21 1989 ...THUNDERSTORMS DEVELOPING IN EASTERN NEW YORK... A LINE OF SHOWERS WITH A FEW THUNDERSTORMS IS PRESENTLY MOVING THROUGH THE ALBANY AND POUGHKEEPSIE NEW YORK AREA. BRIEFLY HEAVY RAIN...WINDS GUSTING TO 35 MPH AND AN OBSERVATION OF SMALL HAIL HAVE BEEN REPORTED WITH THIS LINE WHICH IS MOVING EAST AT 20 TO 25 MILES AN HOUR. THE LINE WILL MOVE THROUGH THE BERKSHIRES DURING THE NEXT HOUR OR SO...THEN ACROSS THE REST OF THE STATE...REACHING THE COAST AROUND 6 PM. SQUALLY WINDS UP TO 45 MILES AN HOUR...BRIEFLY HEAVY RAIN AND SOME SMALL HAIL MAY ACCOMPANY SOME OF THE STORMS AS THEY MOVE EAST THIS AFTERNOON. A SMALL CRAFT ADVISORY IS BEING ISSUED FOR THE COASTAL WATERS IN VIEW OF THE APPROACHING STORMS AND BECAUSE WINDS MAY BE A BIT GUSTY FOR A LITTLE WHILE THIS EVENING AND EARLY TONIGHT AFTER THE STORMS PASS OUT TO SEA. ALL INTERESTS ON LAND AND SEA SHOULD PAY CLOSE ATTENTION TO THEIR USUAL INFORMATION SOURCES IN CASE A WARNING IS ISSUED. OF COURSE IF THREATENING WEATHER APPROACHES...PERSONS IN THE OPEN SHOULD SEEK SAFE SHELTER TO DECREASE THE DANGER DUE TO LIGHTNING AN>D STRONG WINDS. DORR
Special weather statement, May 21, 3:04 PM EDT, 56 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARTFORD CT 300 PM EDT SUN MAY 21 1989 A LINE OF THUNDERSTORMS CONTAINING VERY HEAVY RAIN..LIGHTNING...STRONG GUSTY WINDS AND POSSIBLE HAIL EXTENDED FROM NEAR NEW BRITAIN CONNECTICUT SOUTHWEST 10 NORTH OF BRIDGEPORT CONNECTICUT. THE THUNDERSTORMS WERE MOVING EAST AT 30 MILED AN HOUR. IF YOU SEE THREATENING WEATHER...PLEASE TAKE SHELTER IMMEDIATELY. WOODARD
Nearby
Severe Thunderstorm Warnings in Massachusetts, 1989Every severe thunderstorm warning in 1989
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.