Tuesday, May 6, 2008

May 6 Severe Weather

Severe weather across the state is becoming increasingly likely, with the threats of very large hail and damaging winds now apparent. The SPC has issued a severe thunderstorm watch that covers portions of northwest Iowa until 7 PM this evening. Several cells of thunderstorms are likely this afternoon posting a threat of hail up to 2 inches in diameter and thunderstorm wind gusts upwards of 60 mph. Currently two severe thunderstorms are occurring in southern SD and southwestern MN, both posing a hail and wind threat.

As thunderstorms increase during the afternoon hours and into this evening, expect a complex of storms to begin to work its' way into Iowa. Several other clusters of severe thunderstorms are expected over central and eastern Nebraska, these may also pose a threat during the overnight hours for the state of Iowa. For those of you in Nebraska, large supercells capable of potentially dangerous hail is expected during the afternoon/evening hours. The threat should begin to change to more of a wind threat as storms congeal into an MCS for the overnight.

Heavy rains and potential flooding is another concern for the state of Iowa, to go along with the large hail and damaging winds. More information will be available as storms move into the state this afternoon.

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