Atmospheric Rivers

Short Range Forecast Discussion
NWS Weather Prediction Center College Park MD
306 PM EDT Fri May 12 2023

Valid 00Z Sat May 13 2023 – 00Z Mon May 15 2023

…Heavy rain, flash flooding and severe weather likely across large
portions of the Plains…

…Much above average to record heat building across the Pacific
Northwest, while below average temperatures expected across large portions
of the Plains…

Short Range Forecast Discussion
NWS Weather Prediction Center College Park MD
355 PM EDT Tue May 09 2023

Valid 00Z Wed May 10 2023 – 00Z Fri May 12 2023

…Heavy rain and flash flooding likely across southeast Texas through
Wednesday…

…Several chances for severe thunderstorms and flash flooding throughout
the Plains through Thursday…

…Fire Weather concerns exist from the southern Rockies to the
Southwest…

…Well-above average temperatures for areas east of the Continental
Divide through Thursday...

Short Range Forecast Discussion
NWS Weather Prediction Center College Park MD
316 PM EDT Mon May 08 2023

Valid 00Z Tue May 09 2023 – 00Z Thu May 11 2023

…An active period of showers and thunderstorms expected across large
portions of the nation over the next few days…

…Heavy rains and flash flooding possible across eastern and coastal
Texas…

…Above average temperatures expected across much of the Plains,
Mississippi Valley and Southeast, while below average temperatures
expected along the West coast, inland into the Great Basin and across the
Northeast and Mid-Atlantic…

…Fire Weather threat to continue across the Southern High Plains…

Short Range Forecast Discussion
NWS Weather Prediction Center College Park MD
405 PM EDT Sun May 07 2023

Valid 00Z Mon May 08 2023 – 00Z Wed May 10 2023

…There is an Enhanced Risk of severe thunderstorms over parts of the
Middle Mississippi Valley on Sunday and a Slight Risk over the
Central/Southern Plains to the Middle Mississippi/Ohio Valleys…

…There is a Slight Risk of excessive rainfall over parts of the Middle
Mississippi/Ohio and Tennessee Valleys on Sunday, a Marginal Risk in the
Middle Mississippi/Ohio Valley on Monday, and Central/Southern Plains on
Tuesday…

…There is a Critical Risk of fire weather over parts of the Southern
High Plains…

Short Range Forecast Discussion
NWS Weather Prediction Center College Park MD
329 PM EDT Fri May 05 2023

Valid 00Z Sat May 06 2023 – 00Z Mon May 08 2023

…Active weather pattern from the Pacific Northwest to the Midwest;
severe storms expected across Great Plains and Mississippi Valley…

…Summer-like heat to engulf the Southern/Central Plains and Middle
Mississippi Valley this weekend with some record breaking high
temperatures possible…

…Cooler than normal temperatures to stick around in the West; Critical
Fire Weather in the Southwest and Southern Plains this weekend…

Short Range Forecast Discussion
NWS Weather Prediction Center College Park MD
400 PM EDT Thu May 04 2023

Valid 00Z Fri May 05 2023 – 00Z Sun May 07 2023

…Threat of severe thunderstorms over the southern Plains through tonight
followed by heavy rain and threat of flash flooding across the Tennessee
Valley on Friday…

…Unsettled weather expanding into the Pacific Northwest will promote
snowmelt and flooding across the interior sections while rain and some
thunderstorms expand up the northern Plains…

…Cool afternoons across the western U.S. and the Mid-Atlantic will be
contrasted with highs into the low 90s in the central Plains by Saturday…