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Ended official alertUpdated

Severe Thunderstorm Warning for Erie, NY; Niagara, NY

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Applies to
Erie, Niagara
Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 231 PM EDT, a severe thunderstorm was located over Sanborn, or near North Tonawanda, moving east at 30 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Niagara Falls, North Tonawanda, Clarence,...

What the bulletin says to do

For your protection move to an interior room on the lowest floor of a building. Continuous cloud to ground lightning is occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning.

Full official description

Bulletin details

At 231 PM EDT, a severe thunderstorm was located over Sanborn, or near North Tonawanda, moving east at 30 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Niagara Falls, North Tonawanda, Clarence, Lockport, Kenmore, Amherst, Tonawanda, Williamsville, Grand Island, and Newfane.

Lifecycle record

Official revisions

2 captured
  1. Update

    Severe Thunderstorm Warning issued July 21 at 2:32PM EDT until July 21 at 3:00PM EDT by NWS Buffalo NY

    Official revision
  2. Alert

    Severe Thunderstorm Warning issued July 21 at 2:05PM EDT until July 21 at 3:00PM EDT by NWS Buffalo NY

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Buffalo NY. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections