Upper Wind River Basin Severe Watches & Warnings NOAA Weather Radio

Special Statement
Statement as of 4:05 AM MDT on September 05, 2015

... Sharp cold front to bring cooler temperatures and active
weather to start the Labor Day weekend...

An area of low pressure... and its associated cold front... will
push across the cowboy state this Holiday weekend. Isolated to
scattered afternoon showers and thunderstorms will be possible
ahead of this front today across central Wyoming. A few storms
could produce frequent lightning and gusty winds at times. In
addition... dry and breezy winds ahead of the approaching front
could bring elevated to extreme fire danger across central Wyoming
this afternoon. See the red flag warning for more details. The
mentioned cold front will push across central Wyoming this evening
through the overnight hours. This will bring mainly isolated to
scattered rain showers across central Wyoming through the
overnight hours... .with mountain snow above 8500 feet expected
across western Wyoming. Any lingering showers and mountain snow is
then expected to diminish quickly early Sunday morning.

Dry... but windy conditions are then expected for the rest of
Sunday into Labor Day. Much cooler temperatures are expected for
Sunday... with highs in the 60s and 70s. Morning lows on Monday
will be in the 40s... with slightly warmer daytime highs in the 60s
and 70s for central Wyoming.



405 am MDT Sat Sep 5 2015

... Sharp cold front to bring cooler temperatures and active
weather to start the Labor Day weekend...

An area of low pressure... and its associated cold front... will
push across the cowboy state this Holiday weekend. Isolated to
scattered afternoon showers and thunderstorms will be possible
ahead of this front today across central Wyoming. A few storms
could produce frequent lightning and gusty winds at times. In
addition... dry and breezy winds ahead of the approaching front
could bring elevated to extreme fire danger across central Wyoming
this afternoon. See the red flag warning for more details. The
mentioned cold front will push across central Wyoming this evening
through the overnight hours. This will bring mainly isolated to
scattered rain showers across central Wyoming through the
overnight hours... .with mountain snow above 8500 feet expected
across western Wyoming. Any lingering showers and mountain snow is
then expected to diminish quickly early Sunday morning.

Dry... but windy conditions are then expected for the rest of
Sunday into Labor Day. Much cooler temperatures are expected for
Sunday... with highs in the 60s and 70s. Morning lows on Monday
will be in the 40s... with slightly warmer daytime highs in the 60s
and 70s for central Wyoming.



405 am MDT Sat Sep 5 2015

... Sharp cold front to bring cooler temperatures and active
weather to start the Labor Day weekend...

An area of low pressure... and its associated cold front... will
push across the cowboy state this Holiday weekend. Isolated to
scattered afternoon showers and thunderstorms will be possible
ahead of this front today across central Wyoming. A few storms
could produce frequent lightning and gusty winds at times. In
addition... dry and breezy winds ahead of the approaching front
could bring elevated to extreme fire danger across central Wyoming
this afternoon. See the red flag warning for more details. The
mentioned cold front will push across central Wyoming this evening
through the overnight hours. This will bring mainly isolated to
scattered rain showers across central Wyoming through the
overnight hours... .with mountain snow above 8500 feet expected
across western Wyoming. Any lingering showers and mountain snow is
then expected to diminish quickly early Sunday morning.

Dry... but windy conditions are then expected for the rest of
Sunday into Labor Day. Much cooler temperatures are expected for
Sunday... with highs in the 60s and 70s. Morning lows on Monday
will be in the 40s... with slightly warmer daytime highs in the 60s
and 70s for central Wyoming.



Fire Weather Warning
Statement as of 2:55 AM MDT on September 05, 2015

... Red flag warning remains in effect from 1 PM this afternoon to
9 PM MDT Sunday for strong wind... low humidity and critical
lightning for fire weather zones 280... 283 and 289...

* affected area... fire weather zone 280. Fire weather zone 283.
Fire weather zone 289.

* Wind... southwest wind 15 to 25 mph with gusts 35 to 40 mph this
afternoon. A cold front will shift winds west to northwest 15 to
25 mph with gusts 30 to 35 mph tonight... continuing through
early Sunday evening.

* Minimum relative humidity... 12 to 15 percent this afternoon.
Near 10 percent Sunday afternoon.

* Lightning... isolated to widely scattered thunderstorms possible
late this afternoon and tonight.

* Impacts... any fires that develop will likely spread rapidly.
Outdoor burning is not recommended.

Precautionary/preparedness actions...

A red flag warning means that critical fire weather conditions
are either occurring now... or will shortly. A combination of
strong winds... low relative humidity... and warm temperatures will
create extreme fire behavior.




Public Information Statement
Statement as of 4:12 am MDT on September 5, 2015


... Strongest wind reports Friday and Friday evening...

Location speed time/date elevation

16 S Hiland 63 mph 1210 am 09/05 6380 ft
Rock Springs Airport 60 mph 0652 PM 09/04 6760 ft
Lander Airport 58 mph 0434 PM 09/04 5586 ft
3 NNW Hudson 54 mph 0546 PM 09/04 5555 ft
DuBois Airport 51 mph 1035 PM 09/04 7297 ft
30 E Greybull 50 mph 0658 PM 09/04 8898 ft
S. Bighorn mts 50 mph 0740 PM 09/04 6554 ft
Kirby 48 mph 0636 PM 09/04 4350 ft
7 SW Muddy Gap 46 mph 1050 PM 09/04 7380 ft
7 SW Barnum 45 mph 0546 PM 09/04 6440 ft

Observations are collected from a variety of sources with varying
equipment and exposure. Not all data listed are considered official.


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