Prognostic Meteorological Discussion
Issued by NWS
Issued by NWS
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451 FXUS01 KWBC 070710 PMDSPD Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 208 AM EST Fri Nov 07 2025 Valid 12Z Fri Nov 07 2025 - 12Z Sun Nov 09 2025 ...Unsettled weather across northern tier; rainy/stormy over parts of the Tennessee and Ohio Valleys tonight... ...Frigid air spills out over the Great Plains and Mississippi Valley this weekend... A closed upper-level low rotating over southern Hudson Bay will direct a series of shortwaves through the central to eastern parts of the country, while an upper ridge amplifies over the West this weekend. At the surface, waves of low pressure systems will propagate through the aforementioned areas and bring various types of sensible weather with them. Today, a cold front will focus scattered to isolated thunderstorm activity over parts of the Tennessee and Ohio Valleys, where a slight risk (level 2/5) of severe weather will be in effect. Rain showers are expected out ahead of the system over parts of the Northeast and Mid-Atlantic. Some snow may mix in with the rain over parts of northern New Hampshire into northern Maine tonight. An Arctic front will reinforce the first system moving through the East and should bring another shot of rain and storms to the East Coast while producing a snow/mix combo over the Midwest Saturday into Sunday. Elsewhere, a wave of low pressure will spread mixed precip across the Northwest today followed by parts of the Northern/Central Plains and the Great Lakes/Midwest on Saturday and Sunday. Behind this system, strong winds and a frigid continental airmass will spill out over the Great Plains and Mississippi Valley from Central-Southern Canada beginning Saturday. Relatively zonal flow over Texas will support above average temperatures across the state through Saturday. High temperatures in the 80s and 90s will be 10-20 degrees above average, with parts of southern Texas potentially breaking records high temperature records. Temperatures will drop over Texas on Sunday after the Arctic front sweeps through. Along the East Coast, temperatures will be above average/seasonably warm through the weekend. Kebede Graphics available at https://www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php $$