Washington County Fire Weather Forecast

Washington County-
Including Akron, Cope, Last Chance, and Otis
331 PM MDT Fri Aug 30 2019

.TONIGHT…
Sky/weather………Partly cloudy(55-60%) until 2100, then mostly
cloudy(60-65%). Chance of thunderstorms until
0200, then slight chance of thunderstorms until
0400.
Min Temperature…..56-60.
24 hr trend……2-4 degrees warmer.
Max Humidity……..98-100%.
24 hr trend……4-7% wetter.
20-foot winds…….Southeast winds 9-15 mph with gusts to 25 mph.
Haines Index……..4 or low.
LAL……………..4.
CWR……………..20 percent until 2400, then 0 percent.
15K FT MSL winds….West 15-20 mph.
Mixing height…….2000-3000 ft AGL until 2100, then Below 1000 FT
AGL until 2400, then 1000 ft AGL until 0100,
then Below 1000 FT AGL.
Transport winds…..South around 15 mph.
Smoke dispersal…..Poor.

.SATURDAY…
Sky/weather………Partly cloudy(35-45%) until 1200, then mostly
sunny.
Max Temperature…..85-89.
24 hr trend……2-4 degrees warmer.
Min Humidity……..33-43%.
24 hr trend……Little change.
20-foot winds…….Southwest winds 4-13 mph shifting to the east
7-13 mph with gusts to 20 mph in the afternoon.
Haines Index……..4 or low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….Northwest 20-30 mph.
Mixing height…….Below 1000 FT AGL until 0800. 7500-8500 ft AGL
after 1500.
Transport winds…..West 10-15 mph until 1100, then north until
1200, then light until 1300, then east 10-15
mph.
Smoke dispersal…..Poor.

.SATURDAY NIGHT…
Sky/weather………Mostly clear.
Min Temperature…..58-62.
24 hr trend……Little change.
Max Humidity……..97-99%.
24 hr trend……Little change.
20-foot winds…….Southeast winds 8-14 mph with gusts to 25 mph.
Haines Index……..4 or low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….Northwest 20-30 mph.
Mixing height…….2000-3000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds…..South around 15 mph.
Smoke dispersal…..Poor.

.SUNDAY…
Sky/weather………Mostly sunny.
Max Temperature…..92-96.
24 hr trend……7-10 degrees warmer.
Min Humidity……..19-29%.
24 hr trend……15-20% drier.
20-foot winds…….South winds 8-14 mph with gusts to 20 mph.
Haines Index……..4 or low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….West around 15 mph.
Mixing height…….Below 1000 FT AGL until 0800. 12000-13000 ft
AGL after 1100.
Transport winds…..Southwest 10-15 mph.
Smoke dispersal…..Poor until 1300, then good.

.SUNDAY NIGHT…Mostly clear. Lows in the lower 60s. South winds
8-14 mph.
.LABOR DAY…Mostly clear. Highs in the upper 90s. South winds
8-14 mph.
.TUESDAY…Not as warm. Mostly clear. Slight chance of
thunderstorms. Lows around 60. Highs in the lower 80s. Northeast
winds 10-16 mph.
.WEDNESDAY…Mostly clear. Slight chance of thunderstorms. Lows
in the mid 50s. Highs in the mid 80s. South winds 10-16 mph.

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