Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 400 AM EDT Thu Aug 29 2019 Valid 12Z Thu Aug 29 2019 - 12Z Sat Aug 31 2019 ...Dorian take aim at the Bahamas... ...There is a slight risk of excessive rainfall over parts of the Central Plains/Middle Mississippi Valley... ...There is a slight risk of severe thunderstorms over parts of the Upper/Middle Mississippi Valley into parts of the Central Plains... ...Temperatures will be 10 to 15 degrees above average over part of the Great Basin into the Central/Southern Rockies... Dorian is forecast to track to the northwest towards the Bahamas by the end of the week. See the latest NHC forecasts and advisories for updated and additional information on Dorian. Upper-level high and associated upper-level ridging will continue over portions of the West as Red Flag Warnings and Excessive Heat Warnings are up for interior portions of California to Oregon and parts of the Great Basin/Central Rockies. A front over parts of the Upper Midwest will move south and eastward to the Northeast Coast by Friday evening. Showers and thunderstorms will develop along and ahead of the boundary from parts of the Upper Great Lakes Behind the cold front moving into the Northeast tonight, cooler than average on tap from the Northeast, Mid Atlantic, Appalachians into the Ohio Valley on Thursday. A second front currently pushing southeast into the Northern Plains will bring additional cool weather across the Northern Plains Thursday and south into the Central Plains and Upper Mississippi Valley during Friday. Above average temperatures will continue over the next two days across much of the Western U.S. where high temperatures are forecast to be 6-12+ degrees above average. In addition to the above average temperatures, a fire weather threat will continue across large portions of the Great Basin late Wednesday and into Thursday and Friday as very dry conditions persist across these areas. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php