900
FNUS75 KBOI 170026
FWSBOI

Spot Forecast for High Valley RX...USDA
National Weather Service Boise ID
626 PM MDT Thu May 16 2024

Forecast is based on ignition time of 0600 MDT on May 16.
If conditions become unrepresentative...contact the National Weather
Service.

...FRONT STILL ON SCHEDULE FOR FRIDAY MORNING...

.DISCUSSION...As I discussed with you on our most recent call, the
front is NOT through yet. It is still coming in tomorrow morning 6-8
AM MDT. All other aspects of the previous forecast remain unchanged
because the forecast began Friday. Winds this evening should settle
down between 8:30 and 9:30 PM MDT, becoming downslope less than 3 mph
by midnight. Feel free to give me a call if you have any further
questions about this.

.FRIDAY...

Sky/weather.........Partly sunny in the morning then clearing.
Max temperature.....53 to 58.
Min humidity........22 to 27 percent.
CWR /0.10 inch/.....0 percent.
LAL.................1.
Wind - eye level....Northwest 5 to 10 mph with gusts to around 18 mph
                    beginning between 7 and 9 AM MDT, becoming NNW
                    at the same speed between 4 and 6 PM MDT.
Mixing height.......6500 ft AGL.
Transport winds.....Northwest around 25 mph.
Haines Index........2 very low.
Ventilation index...1625 excellent.

.FRIDAY NIGHT...

Sky/weather.........Mostly clear.
Min temperature.....32 to 37.
Max humidity........44 to 51 percent.
CWR /0.10 inch/.....0 percent.
LAL.................1.
Wind - eye level....Northwest 4 to 8 mph with gusts to around 16
                    mph in the evening, shifting to downslope
                    around 3 mph around midnight.
Mixing height.......100 ft AGL.
Transport winds.....Southeast around 5 mph.
Haines Index........3 very low.
Ventilation index...5 poor.

.SATURDAY...

Sky/weather.........Sunny.
Max temperature.....58 to 63.
Min humidity........23 to 28 percent.
CWR /0.10 inch/.....0 percent.
LAL.................1.
Wind - eye level....Southwest 3 to 5 mph. Gusts up to 14 mph in the
                    afternoon.
Mixing height.......6000 ft AGL.
Transport winds.....West around 10 mph.
Haines Index........3 very low.
Ventilation index...600 good.


$$
Forecaster...Parker
Requested by...William Sanders
Type of request...PRESCRIBED
.TAG 2413523.3/BOI
.DELDT 05/16/24
.FormatterVersion 2.0.0
.EMAIL william.sanders2@usda.gov