Short Range Forecast Discussion
NWS Weather Prediction Center College Park MD
358 AM EDT Wed May 13 2026

Valid 12Z Wed May 13 2026 - 12Z Fri May 15 2026

...There is a Slight Risk (level 2/5) of severe thunderstorms over parts
of the Northern Rockies into the Central Great Basin on Wednesday...

...There is a Slight Risk (level 2/5) of severe thunderstorms over parts
of the Central Plains on Thursday...

...Mixed precipitation for the Northern Intermountain Region overnight
Thursday...

A front across the Great Lakes will move southward and eastward off the
Eastern Seaboard and the Gulf Coast by Thursday. The system will produce
rain with embedded thunderstorms across the Lower Great Lakes/Ohio Valley
and the Northeast on Wednesday. The boundary moves out over the Atlantic
by Thursday evening with the low lingering near the Northeast through
Friday, bringing rain to the area.

A second front over the Pacific Northwest on Wednesday will produce
scattered rain with severe thunderstorms over the Northern Intermountain
Region and the Northern Rockies. Therefore, the SPC has issued a Slight
Risk (level 2/5) of severe thunderstorms over parts of the Northern
Intermountain Region and the Northern Rockies through Thursday morning. 
The hazards associated with these thunderstorms are frequent lightning,
severe thunderstorm wind gusts, hail, and a minimal threat of tornadoes.
Additionally, to the severe weather, mixed precipitation will develop for
the Northern Intermountain Region overnight Wednesday into Thursday.

On Thursday, the front moves eastward across the Plains and the
Mississippi Valley, producing showers and severe thunderstorms over the
Central Plains. Therefore, the SPC has issued a Slight Risk (level 2/5) of
severe thunderstorms over parts of the Central Plains from Thursday into
Friday morning.  The hazards associated with these thunderstorms are
frequent lightning, severe thunderstorm wind gusts, hail, and a minimal
threat of tornadoes. Moreover, showers and thunderstorms will move into
parts of the Upper/Middle Mississippi Valley and the Ohio Valley Thursday
afternoon into Friday morning.

Elsewhere, a front will linger across the Southeast, producing showers and
thunderstorms Wednesday into Thursday morning.


Ziegenfelder


Graphics available at
https://www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php