Area Forecast Discussion
Issued by NWS Riverton, WY

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FXUS65 KRIW 302100
AFDRIW

Area Forecast Discussion
National Weather Service Riverton WY
300 PM MDT FRI SEP 30 2016

.Short Term...Tonight Through Saturday

A large Pacific low pressure trough off of the Pacific Northwest
coast will move inland towards western Wyoming bringing increased
clouds and showers with isolated afternoon and evening
thunderstorms Tonight and Saturday. Temperatures will begin to
cool.

.Long Term...Saturday Night Through Friday

as the large Pacific low pressure trough off of the Pacific
Northwest coast moves inland and eventually across western and
central Wyoming through Wednesday it will bring increased clouds
and showers with isolated afternoon and evening thunderstorms.
Temperatures will cool through Wednesday with the onset of more
widespread precipitation Monday and Monday night...snow levels
will lower to around 8000 feet at night rising to around 8500
feet on Tuesday. Precipitation amounts could become quite
significant...especially in the mountains.  drying with cool
temperatures will occur Thursday and Friday.

&&

.Aviation.../00Z Issuance/

VFR conditions to prevail for most through the forecast period...
except for possible patchy FG in the morning and brief MVFR
conditions this evening and later in the afternoon near stronger
showers or storms mainly west of the Divide. Occasional/partial
mountain obscuration may occur at times. After 07Z and through
15Z, VCFG may be found near a few terminals west of the Divide...
especially near KJAC which could get to IFR conditions by
10Z...lifting after 15Z. -SHRA/iso -TSRA will redevelop mainly
west of the Divide in the afternoon.

&&

.Fire Weather...

A large Pacific low pressure trough off of the Pacific Northwest
coast will move inland and eventually across western and central
Wyoming through Wednesday bringing increased clouds and showers
with isolated afternoon and evening thunderstorms. Temperatures
will cool through Wednesday with the onset of more widespread
precipitation Monday and Monday night...snow levels will lower
to around 8000 feet at night rising to around 8500 feet on
Tuesday. Precipitation amounts could become quite significant...
especially in the mountains.

&&

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

$$

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


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