Washington County Fire Weather Forecast

Washington County-
Including Akron, Cope, Last Chance, and Otis
157 PM MDT Thu Oct 10 2019

.TONIGHT…
Sky/weather………Mostly cloudy until 2100, then partly
cloudy(35-45%) until 0300, then clear. Slight
chance of snow showers until 2000.
Min Temperature…..9-13.
24 hr trend……10-15 degrees cooler.
Max Humidity……..97-99%.
24 hr trend……7-10% wetter.
20-foot winds…….Northwest winds 12-18 mph. Gusts up to 30 mph
in the evening.
Haines Index……..2 or very low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….West 45-55 mph.
Mixing height…….1500-2500 ft AGL until 2300, then Below 1000 FT
AGL.
Transport winds…..North 25-30 mph until 2000, then northwest
15-20 mph.
Smoke dispersal…..Fair until 2100, then poor.

.FRIDAY…
Sky/weather………Sunny.
Max Temperature…..43-47.
24 hr trend……15-20 degrees warmer.
Min Humidity……..20-24%.
24 hr trend……35-50% drier.
20-foot winds…….Northwest winds 11-20 mph with gusts to 30 mph.
Haines Index……..3 or very low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….Northwest 55-65 mph.
Mixing height…….Below 1000 FT AGL until 0800, then 4000-5000 ft
AGL.
Transport winds…..Northwest 15-20 mph until 1000, then 25-30 mph
until 1600, then 15-20 mph.
Smoke dispersal…..Poor until 1100, then very good until 1600,
then fair.

.FRIDAY NIGHT…
Sky/weather………Clear.
Min Temperature…..19-23.
24 hr trend……7-10 degrees warmer.
Max Humidity……..56-66%.
24 hr trend……35-50% drier.
20-foot winds…….Southwest winds 5-9 mph. Gusts up to 20 mph in
the evening.
Haines Index……..3 or very low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….Northwest 50-60 mph.
Mixing height…….1000-1500 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds…..West around 10 mph until 2100, then light until
2200, then west around 10 mph.
Smoke dispersal…..Poor.

.SATURDAY…
Sky/weather………Sunny.
Max Temperature…..60-64.
24 hr trend……15-20 degrees warmer.
Min Humidity……..12-16%.
24 hr trend……7-10% drier.
20-foot winds…….West winds 4-8 mph.
Haines Index……..4 or low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….Northwest 40-50 mph.
Mixing height…….Below 1000 FT AGL until 1000, then 3500-4500 ft
AGL.
Transport winds…..West around 10 mph until 1700, then light.
Smoke dispersal…..Poor.

.SATURDAY NIGHT…Clear. Lows in the upper 20s. Southwest winds
5-8 mph.
.SUNDAY…Clear. Highs in the upper 60s. Southwest winds 5-8 mph.
.COLUMBUS DAY…Mostly clear. Lows in the mid 30s. Highs in the
lower 70s. Northwest winds 7-13 mph.
.TUESDAY…Cooler, clear. Lows around 30. Highs in the upper 50s.
North winds 6-12 mph.

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