Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

Aug 12, 2019 EF-1 Washington County Tornado

Photo courtesy David Coffin. He has given permission for media to use with attribution. This was taken on Route 6 between Topsfield and Springfield, looking west at the tornado.

NWS Caribou photo typical of the damage. It was all tree damage, with no structures impacted. Permission is granted for anyone to use this photo. More photos in Google Earth storm survey.

SUMMARY

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KML Google Earth File of Tornado Survey
- Once you open in Google Earth, click on data points to load detailed info including more photos

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Radar Storm Relative Motion Loop, with Tornado Location Annotated. We had a Severe Thunderstorm Warning in effect with "Tornado...Possible" mentioned. There was 35 minutes of lead time between when we issued the warning and the tornado occurred.

Radar Reflectivity Loop, with Tornado Location Annotated. We had a Severe Thunderstorm Warning in effect with "Tornado...Possible" mentioned. There was 35 minutes of lead time between when we issued the warning and the tornado occurred.