Suppression Forecast
Issued by NWS Grand Junction, CO

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000
FNUS75 KGJT 080419
FWSGJT

Spot Forecast for County Road 250 Command...USFS
National Weather Service Grand Junction CO
1019 PM MDT Fri May 7 2021

Forecast is based on forecast start time of 1200 MDT on May 08.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

A cold front will pass through the fire location Saturday afternoon.
Ahead of the front, a few showers and storms will develop after
1200. Erratic, gusty winds are the primary concern from any shower
or storm with CWR less than 10%. The risk for showers and storms
ends around sunset with a mostly sunny, dry and breezy day to follow
on Sunday.

.SATURDAY...

Sky/weather.........Partly cloudy (50-60%) then becoming mostly
                    cloudy (60-70%). A few scattered showers
                    and thunderstorms possible after 1200.
Max temperature.....62-67 F.
Min humidity........15-20%.
Wind (20 ft)........Downvalley winds 3-8 mph until 1000, then
                    becoming southwest/upvalley 10-15 mph with
                    gusts 20-25 mph. Winds shift northwest after
                    1700. Gusty and erratic winds expected near
                    thunderstorms.
Smoke dispersal.....Increasing to excellent by peak heating.
Haines Index........4 or low.
LAL.................1 until 1200, then 3 until 1600, then 2.
Mixing height.......Increasing to 11400 ft AGL be peak heating.
Transport winds.....West 23 mph.

.SATURDAY NIGHT...

Sky/weather.........Becoming mostly clear (10-20%).
Min temperature.....37-42 F.
Max humidity........40-45%.
Wind (20 ft)........Northwest winds 10-15 mph with gusts 20-25
                    mph early, becoming downvalley 3-8 mph
                    overnight.
Smoke dispersal.....Decreasing to poor (4000 knot-ft) overnight.
Haines Index........5 or moderate.
LAL.................Decreasing to 1 overnight.
Mixing height.......Decreasing to 600 ft AGL overnight.
Transport winds.....Northwest 22 mph becoming north 10 mph
                    overnight.

.SUNDAY...

Sky/weather.........Mostly sunny (20-30%) then becoming partly
                    cloudy (40-50%).
Max temperature.....60-65 F.
Min humidity........10-15%.
Wind (20 ft)........Downvalley winds 3-8 mph until 1000, then
                    becoming west 8-12 mph with gusts up to
                    20 mph in the afternoon.
Smoke dispersal.....Increasing to excellent in the afternoon.
Haines Index........6 or high.
LAL.................1.
Mixing height.......Increasing to 12200 ft AGL by peak heating.
Transport winds.....West 20 mph.

$$
Forecaster...Tom Renwick/Mark Miller
Requested by...Frank Stuckman
Type of request...WILDFIRE
.TAG 2111950.0/GJT
.DELDT 05/07/21
.FormatterVersion 1.0.26
.EMAIL scott.nielsen@durangofire.org


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