Storm Multimedia Related to the Great Plains Tornado Outbreak of May 3-4, 1999

Severe Storms Expected Across Upper Midwest

Strong to severe thunderstorms with damaging winds, large hail, and heavy rain are expected across the Upper Mississippi Valley, which includes the Twin Cities metro area. Meanwhile, heavy rain and thunderstorms may produce flooding across the Mid Mississippi Valley and in the St. Louis metro region. Read More >

Severe Storms Expected Across Upper Midwest

Photos of Severe Weather Operations at the NWS Norman
Forecast Office during the Evening of May 3, 1999

Storm Photos from the Oklahoma Climatological Survey

Severe Storms Expected Across Upper Midwest

Storm Multimedia Related to the Great Plains Tornado Outbreak of May 3-4, 1999

Photos of Severe Weather Operations at the NWS Norman Forecast Office during the Evening of May 3, 1999

Storm Photos from the Oklahoma Climatological Survey

Photos of Severe Weather Operations at the NWS Norman
Forecast Office during the Evening of May 3, 1999