Washington County-
Including Akron, Cope, Last Chance, and Otis
343 PM MDT Sun Oct 20 2019
.TONIGHT…
Sky/weather………Mostly cloudy(60-65%) until 2100, then partly
cloudy.
Min Temperature…..27-31.
24 hr trend……2-4 degrees cooler.
Max Humidity……..69-79%.
24 hr trend……15-20% wetter.
20-foot winds…….Windy. Northwest winds 18-28 mph. Gusts up to
55 mph decreasing to 35 mph after midnight.
Haines Index……..3 or very low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….Northwest 50-60 mph.
Mixing height…….2500-3500 ft AGL until 2200, then Below 1000 FT
AGL.
Transport winds…..Northwest around 55 mph until 1900. 25-30 mph
after 2100.
Smoke dispersal…..Excellent until 1900. Poor after 2100.
.MONDAY…
Sky/weather………Mostly sunny until 0900, then partly
cloudy(30-40%).
Max Temperature…..51-55.
24 hr trend……Little change.
Min Humidity……..24-28%.
24 hr trend……4-7% wetter.
20-foot winds…….Northwest winds 14-24 mph with gusts to 35 mph.
Haines Index……..2 or very low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….Northwest 40-50 mph.
Mixing height…….Below 1000 FT AGL until 0800, then 7000-8000 ft
AGL.
Transport winds…..Northwest 25-30 mph until 1700, then around 20
mph.
Smoke dispersal…..Poor until 1000, then good until 1100, then
very good until 1200, then excellent until
1600, then very good until 1700, then good.
.MONDAY NIGHT…
Sky/weather………Partly cloudy(30-35%) until 0300, then clear.
Min Temperature…..25-29.
24 hr trend……Little change.
Max Humidity……..63-73%.
24 hr trend……7-10% drier.
20-foot winds…….Northwest winds 6-12 mph. Gusts up to 25 mph in
the evening.
Haines Index……..2 or very low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….Northwest 50-60 mph.
Mixing height…….2000-3000 ft AGL until 2200, then Below 1000 FT
AGL.
Transport winds…..Northwest 15-20 mph until 2100, then 10-15 mph.
Smoke dispersal…..Poor.
.TUESDAY…
Sky/weather………Mostly sunny.
Max Temperature…..62-66.
24 hr trend……10-15 degrees warmer.
Min Humidity……..19-23%.
24 hr trend……4-7% drier.
20-foot winds…….West winds 9-15 mph with gusts to 30 mph.
Haines Index……..2 or very low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….Northwest 50-60 mph.
Mixing height…….Below 1000 FT AGL until 0900, then 4000-5000 ft
AGL.
Transport winds…..West 15-20 mph.
Smoke dispersal…..Poor until 1200, then good until 1700, then
poor.
.TUESDAY NIGHT…Partly cloudy. Lows in the mid 30s. West winds
5-9 mph.
.WEDNESDAY…Mostly cloudy. Chance of rain and snow showers.
Highs in the upper 50s. North winds 13-20 mph.
.THURSDAY…Colder. Partly cloudy. Chance of snow showers. Lows
in the lower 20s. Highs in the mid 40s. North winds 10-16 mph.
.FRIDAY…Warmer, clear. Lows in the lower 20s. Highs around 60.
Southwest winds 7-13 mph.