Active US Pattern: Heavy Mont, Wyo Snow, Late Week Severe Threat, Another Next Week!

Written by on May 6, 2014 in United States of America with 0 Comments

With two systems crossing the country through the next 10 days, a lot of rain is expected with the latest QPF showing 4 main bands, each producing 4+ inches.

Courtesy/Owned by AccuWeather Pro

Courtesy/Owned by AccuWeather Pro

This week’s system not only slashes temps down to Southern California where Downtown LA didn’t get out of the 60s with a chance of a shower but it will present a sizable SNOW event for the N Rockies. Here’s projected snow totals through tonight/tomorrow according to the Billings NWS.

Source: NWS Billings

Source: NWS Billings

As the trough base swings through the Desert Southwest, surface temps are squashed underneath!!

Source: AccuWeather

Source: AccuWeather

SEE TODAY’S VIDEO!

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This system as it pushes from the Four Corners into the central Plains Thursday/Friday presents a sizable severe weather threat from Texas up through Iowa, perhaps as far north as Minnesota and Wisconsin Thursday, points further east including the Southeast, perhaps up into the Tennessee Valley Friday/Saturday.

SPC risk area Wed.

day2otlk_1730

Thur.

day3otlk_0730

ECMWF 500mb (Fri)

Courtesy/Owned by AccuWeather Pro

Courtesy/Owned by AccuWeather Pro

Surface (Fri)

Courtesy/Owned by AccuWeather Pro

Courtesy/Owned by AccuWeather Pro

ECMWF surface next Monday shows this week’s system exiting while the next is crossing the Rockies.

ecmwfued---conus-144-A-mslpthkpcp_white

likely bringing additional snow to the higher elevations before raising the flood and severe threat on the Plains and points further east. See today’s video for details.

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