Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 354 PM EDT Mon Jun 11 2018 Valid 00Z Tue Jun 12 2018 - 00Z Thu Jun 14 2018 ...Severe storms possible over parts of the Middle Missouri Valley this evening with the threat shifting into the Central and Southern Plains late tonight and Tuesday... ...Continued wet weather with a threat for flash flooding in and around the Ohio Valley through Tuesday night... ...Warming trend expected for the interior Northwest and northern Mid-Atlantic region into mid-week... An area of low pressure and associated cold front moving through Nebraska and Kansas this afternoon are expected to provide a focus for thunderstorms this evening, some of which are expected to be severe with the Storm Prediction Center highlighting an Enhanced Risk of severe storms from the Nebraska/Iowa border into northwestern Missouri and eastern Kansas this evening and overnight. A threat for tornadoes, large hail and strong winds will be present in addition to flash flooding. The severe storm and flash flood threat will shift into portions of the southern and central High Plains for Tuesday in the vicinity of a the western portion of the aforementioned cold front. The Nebraska low and attendant cold front from today will work eastward into the Midwest through Wednesday morning with an eastward extending warm front likely continuing unsettled weather for portions of the Ohio Valley along with a flash flood threat given recent wetter than average conditions. The forecast shows 1 to 3 inches of rain through Wednesday for the Ohio Valley although locally higher amounts will be possible. High pressure will continue to settle southward along the Mid-Atlantic coast through tomorrow, before weakening and reforming farther north on Wednesday. While temperatures are forecast to remain 5 to 10 degrees below average for the Mid-Atlantic region on Tuesday, high temperatures should rise a bit above average for portions of the Mid-Atlantic region with some 90s expected. A warming trend will also be seen this week for portions of the interior Northwest, after a late season snow in the Bitterroot Mountains from this past weekend. By Wednesday, forecast highs from Montana into Idaho will range from the 70s to 90s, which is roughly 10 degrees above mid-June averages. Much of the U.S. to the west of the Rockies will remain dry through mid-week, but a cold front will bring some light rain to the Pacific Northwest beginning Tuesday night into Wednesday. Otto Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php