Alert archive / New York / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 44, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Aug 4, 1994, 4:21 PM EDT for Orleans County, New York. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- Aug 4, 1994, 4:21 PM EDT (20:21 UTC)
- Expired
- Aug 4, 1994, 5:30 PM EDT
- In force
- 69 min
- Issued by
- NWS Buffalo, NY
- Area
- Whole counties
County Orleans County, NY
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 8.4 hours before the alert went out and 55 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
- 199 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 866 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 112 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KBUF 042022 RRA SVRBUF NYC073-042130- BULLETIN - EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING NATIONAL WEATHER SERVICE BUFFALO NY 421 PM EDT THU AUG 4 1994 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 530 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN NEW YORK ...ORLEANS COUNTY AND ADJACENT WATERS OF THE GREAT LAKES AT 420 PM BUFFALO RADAR WAS DETECTING A SEVERE SQUALL LINE MOVING INTO ORLEANS COUNTY. THIS LINE HAS A HISTORY OF PRODUCING LARGE HAIL AND SIGNIFICANT WIND DAMAGE IN AREAS TO THE WEST. THE STORMS WERE MOVING ESAT AT 35 MPH. BE ON THE ALERT FOR THUNDERSTORMS ACCOMPANIED BY FREQUENT LIGHTNING...STRONG DAMAGING WINDS AND LARGE HAIL. LOCALLY HEAVY RAIN MAY ALSO CAUSE DRAINAGE FLOODING. IF THREATENING WEATHER APPROACHES GO TO A SAFE PLACE IMMEDIATELY. IN HOMES A BASEMENT OR INTERIOR ROOM IS THE SAFEST LOCATION. ALL MARINE INTERESTS SHOULD REMAIN ALERT AND SMALL BOATS TAKE SHELTER IMMEDIATELY. SKARI
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, Aug 4, 1:30 PM EDT, 2 hours 51 minutes before
NYZ001>008-010>014-019>021-041900-
SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BUFFALO, NY
130 PM EDT THU AUG 4 1994
...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF WESTERN AND
A SMALL PART OF CENTRAL NEW YORK UNTIL 8PM...
AT 125 PM...NUMEROUS SHOWERS AND THUNDERSTORMS...MANY WITH VERY HEAVY
RAIN...COVERED SOUTHERN ONTARIO FROM SOUTH OF LONDON NORTHEAST TO WELL
PAST PETERBOROUGH. ELSEWHERE...THUNDERSTORMS WITH VERY HEAVY RAIN WERE
ALONG THE LAKE ERIE SHORELINE OF ERIE COUNTY PENNSYLVANIA. ALSO A HEAVY
SHOWER WAS OVER WESTERN MCKEAN COUNTY IN PENNSYLVANIA. MOVEMENT WAS NORTH
EAST AT 35 MILES AN HOUR.
THE THUNDERSTORM ACTIVITY OVER ERIE PENNSYLVANIA WILL BE MOVING ALONG
THE SHORELINE OF CHAUTAUQUA COUNTY DURING THE NEXT HOUR. SHOWERS WILL
ALSO BE IN THE OLEAN AREA SHORTLY. ELSEWHERE SKIES WILL BE MOSTLY CLOUDY
WITH TEMPERATURES AROUND 80 AND A MODERATE SOUTHWEST WIND.
PUKAJLOSpecial weather statement, Aug 4, 1:36 PM EDT, 2 hours 45 minutes before
NYZ001>008-010>014-019>021-041900-
SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BUFFALO, NY
130 PM EDT THU AUG 4 1994
...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF WESTERN AND
A SMALL PART OF CENTRAL NEW YORK UNTIL 8PM...
AT 125 PM...NUMEROUS SHOWERS AND THUNDERSTORMS...MANY WITH VERY HEAVY
RAIN...COVERED SOUTHERN ONTARIO FROM SOUTH OF LONDON NORTHEAST TO WELL
PAST PETERBOROUGH. ELSEWHERE...THUNDERSTORMS WITH VERY HEAVY RAIN WERE
ALONG THE LAKE ERIE SHORELINE OF ERIE COUNTY PENNSYLVANIA. ALSO A HEAVY
SHOWER WAS OVER WESTERN MCKEAN COUNTY IN PENNSYLVANIA. MOVEMENT WAS NORTH
EAST AT 35 MILES AN HOUR.
THE THUNDERSTORM ACTIVITY OVER ERIE PENNSYLVANIA WILL BE MOVING ALONG
THE SHORELINE OF CHAUTAUQUA COUNTY DURING THE NEXT HOUR. SHOWERS WILL
ALSO BE IN THE OLEAN AREA SHORTLY. ELSEWHERE SKIES WILL BE MOSTLY CLOUDY
WITH TEMPERATURES AROUND 80 AND A MODERATE SOUTHWEST WIND.
PUKAJLOSpecial weather statement, Aug 4, 2:30 PM EDT, 1 hour 51 minutes before
NYZ001>004-010>014-019>021-042000-
SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BUFFALO, NY
230 PM EDT THU AUG 4 1994
...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF WESTERN
NEW YORK UNTIL 8PM...
AT 225 PM...A BAND OF SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY
RAIN...EXTENDED FROM PETERBOROUGH ONTARIO...SOUTHWEST ACROSS WESTERN
LAKE ONTARIO TO HAMILTON...THEN ON TO JUST SOUTH OF LONDON. STRONGEST
STORMS WERE OVER LAKE ONTARIO 10 MILES NORTH OF ST CATHARINES. THIS
ACTIVITY WAS MOVING EAST AT 25 MILES AN HOUR AND MAY EDGE INTO NORTHERN
NIAGARA COUNTY BETWEEN 300 AND 330 PM.
TO THE SOUTH...THUNDERSTORMS CONTINUED TO EXPAND ALONG THE SOUTH SHORE
OF LAKE ERIE FROM NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA INTO
CHAUTAUQUA COUNTY OF NEW YORK. THE MOST POTENT STORMS WERE NEAR ERIE...
AND OVER WESTERN CHAUTAUQUA COUNTY. MOVEMENT WAS EAST NORTHEAST AT 30
MILES AN HOUR.
THUNDERSTORMS WILL MOVE INTO ERIE AND CATTARAUGUS COUNTIES BY 4 PM.
ANY OF THESE STORMS CAN BE ACCOMPNIED BY TORRENTIAL DOWNPOURS...
FREQUENT LIGHTNING...STRONG GUSTY WINDS...AND POSSIBLE HAIL.
KEEP ADVISED OF THE LATEST WEATHER SITUATION THIS AFTERNOON AND BE
READY TO TAKE APPROPRIATE ACTION IF THREATENING WEATHER IS OBSERVED
OR A WARNING IS ISSUED.
MCLAUGHLINSpecial weather statement, Aug 4, 2:35 PM EDT, 1 hour 46 minutes before
NYZ001>004-010>014-019>021-042000-
SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BUFFALO, NY
230 PM EDT THU AUG 4 1994
...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF WESTERN
NEW YORK UNTIL 8PM...
AT 225 PM...A BAND OF SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY
RAIN...EXTENDED FROM PETERBOROUGH ONTARIO...SOUTHWEST ACROSS WESTERN
LAKE ONTARIO TO HAMILTON...THEN ON TO JUST SOUTH OF LONDON. STRONGEST
STORMS WERE OVER LAKE ONTARIO 10 MILES NORTH OF ST CATHARINES. THIS
ACTIVITY WAS MOVING EAST AT 25 MILES AN HOUR AND MAY EDGE INTO NORTHERN
NIAGARA COUNTY BETWEEN 300 AND 330 PM.
TO THE SOUTH...THUNDERSTORMS CONTINUED TO EXPAND ALONG THE SOUTH SHORE
OF LAKE ERIE FROM NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA INTO
CHAUTAUQUA COUNTY OF NEW YORK. THE MOST POTENT STORMS WERE NEAR ERIE...
AND OVER WESTERN CHAUTAUQUA COUNTY. MOVEMENT WAS EAST NORTHEAST AT 30
MILES AN HOUR.
THUNDERSTORMS WILL MOVE INTO ERIE AND CATTARAUGUS COUNTIES BY 4 PM.
ANY OF THESE STORMS CAN BE ACCOMPNIED BY TORRENTIAL DOWNPOURS...
FREQUENT LIGHTNING...STRONG GUSTY WINDS...AND POSSIBLE HAIL.
KEEP ADVISED OF THE LATEST WEATHER SITUATION THIS AFTERNOON AND BE
REAnDY TO TAKE APPROPRIATE ACTION IF THREATENING WEATHER IS OBSERVED
OR A WARNING IS ISSUED.
MCLAUGHLINThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 4, 2:51 PM EDT | Severe Thunderstorm Warning | BUF | Chautauqua | 69 min |
| Aug 4, 4:00 PM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus | 60 min |
| Aug 4, 4:04 PM EDT | Severe Thunderstorm Warning | BUF | Niagara | 56 min |
| Aug 4, 4:59 PM EDT | Severe Thunderstorm Warning | BUF | Wyoming | 61 min |
Nearby
Severe Thunderstorm Warnings in New York, 1994Every severe thunderstorm warning in 1994
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.