Very Heavy Rainfall and High Risk Flood Event in the South-Central U.S.
Thunderstorms, some severe, will continue to produce tremendously heavy rainfall over the same areas through the day today. The area with the greatest potential for excessive rainfall includes Oklahoma, Arkansas, and Missouri. Very heavy rains will extend broadly from the Southern Plains to the Upper Midwest. Life threatening flash flooding is expected with these storms.
Hazardous Weather Conditions
High and low forecast temperature values represent air temperature.
Water temperature forecast is experimental.
Last Update: 3:40 am CDT Apr 30, 2017
Forecast Valid: 5am CDT Apr 30, 2017-6pm CDT May 6, 2017
WILL TRACK SLOWLY NORTH TO IOWA BY TONIGHT, DEEPENING TO 29.3
INCHES ALONG THE WAY. THE LOW WILL THEN CONTINUE NORTHEAST INTO
QUEBEC BY TUESDAY AFTERNOON. WEAK HIGH PRESSURE OF 30.0 INCHES
WILL DEVELOP OVER THE CENTRAL PLAINS IN THE WAKE OF THIS LOW, THEN
STRENGTHEN TO 30.3 INCHES AS IT MOVES NORTHEAST TO LAKE MICHIGAN
BY WEDNESDAY AFTERNOON.
- This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
- The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.