Area Forecast Discussion
Issued by NWS Riverton, WY

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

000
FXUS65 KRIW 230450
AFDRIW

Area Forecast Discussion
National Weather Service Riverton WY
1050 PM MDT FRI JUL 22 2016

.UPDATE...Red flag warning expired at 900 PM MDT. Cold front is
nearing NW WY and will make its way east and south overnight with
some increased wind speeds.

.SHORT TERM...Tonight Through Saturday (Issued 234 PM MDT)

A rather strong pacific low pressure trough for mid summer will pass
through western and central wyoming this evening. Ahead of the
trough scattered showers with embedded thunderstorms will move
through the area. Strong wind gusts to 50 mph will be possible with
the thunderstorms. A surface cold front will move through with the
upper level trough with a wind shift to the west northwest with
clearing. strong wind gusts for a few hours behind the cold front
should be expected. Cooler dry air will move in later tonight and
Saturday.

.LONG TERM...Saturday night Through Friday

Cooler dry air is expected over the area Saturday night.  Gradual
warming will occur starting Sunday continuing through Monday.
Some showers and thunderstorms...mainly over the mountains will
return late Monday and Monday night. another cold front will come
south on tuesday with cooling through mid week. Another cold front
continues the trend on Thursday with a better chance of showers
and thunderstorms in the north and east. The cold air will be
entrenched up to the continental divide through Friday with
mainly afternoon and evening showers and thunderstorms.

&&

.AVIATION.../06Z ISSUANCE/

VFR conditions will occur through Saturday night. Areas of smoke
will occur northwest of Pinedale through late morning with local
MVFR visibility. Smoke may also occur in the Wind River Basin this
morning. Will keep VFR visibility for now for KRIW/KLND terminal
sites. Isolated showers or storms will develop over far northwest WY
toward 00z Sun and continue until 06z Sun.

&&

.FIRE WEATHER...

A rather strong pacific low pressure trough for mid summer will pass
through western and central wyoming this evening. Ahead of the
trough scattered showers with embedded thunderstorms will move
through the area. Strong wind gusts to 50 mph will be possible with
the thunderstorms. A surface cold front will move through with the
upper level trough with a wind shift to the west northwest with
clearing. strong wind gusts for a few hours behind the cold front
should be expected. Cooler dry air will move in later tonight and
Saturday with colder temperatures through the weekend.

&&

.RIW Watches/Warnings/Advisories...None.

&&

$$

SHORT TERM...C.Baker
LONG TERM...C.Baker
AVIATION...AR
FIRE WEATHER...C.Baker


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.