Washington County-
Including Akron, Cope, Last Chance, and Otis
352 PM MDT Thu Sep 5 2019
.TONIGHT…
Sky/weather………Partly cloudy(35-45%) until 0300, then mostly
cloudy(60-65%).
Min Temperature…..57-61.
24 hr trend……Little change.
Max Humidity……..91-97%.
24 hr trend……25-35% wetter.
20-foot winds…….Northeast winds 6-12 mph.
Haines Index……..4 or low.
LAL……………..1.
CWR……………..0 percent.
15K FT MSL winds….Light and variable.
Mixing height…….9000-10000 ft AGL until 2000, then 4000 ft AGL
until 2100, then Below 1000 FT AGL until 0300,
then 1000 ft AGL until 0400, then Below 1000 FT
AGL.
Transport winds…..Northeast 10-15 mph.
Smoke dispersal…..Fair until 2100, then poor.
.FRIDAY…
Sky/weather………Mostly cloudy until 0900, then partly
cloudy(50-60%). Slight chance of thunderstorms
after 1200.
Max Temperature…..83-87.
24 hr trend……10-15 degrees cooler.
Min Humidity……..34-42%.
24 hr trend……20-25% wetter.
20-foot winds…….Southeast winds 10-16 mph. Gusts up to 25 mph
in the afternoon.
Haines Index……..3 or very low.
LAL……………..1 until 1200, then 3.
CWR……………..0 percent.
15K FT MSL winds….Southwest 15-25 mph.
Mixing height…….4000-5000 ft AGL.
Transport winds…..Southeast 15-20 mph.
Smoke dispersal…..Poor until 1400, then good.
.FRIDAY NIGHT…
Sky/weather………Mostly cloudy(60-65%). Slight chance of
thunderstorms.
Min Temperature…..57-61.
24 hr trend……Little change.
Max Humidity……..90-98%.
24 hr trend……Little change.
20-foot winds…….Southeast winds 9-15 mph. Gusts up to 30 mph
decreasing to 20 mph after midnight.
Haines Index……..4 or low.
LAL……………..3.
CWR……………..10 percent until 2400, then 0 percent.
15K FT MSL winds….Southwest 20-30 mph.
Mixing height…….1500-2500 ft AGL until 0200, then Below 1000 FT
AGL.
Transport winds…..South 15-20 mph.
Smoke dispersal…..Fair until 2100, then poor.
.SATURDAY…
Sky/weather………Mostly cloudy until 1200, then partly
cloudy(50-60%). Slight chance of thunderstorms
after 1200.
Max Temperature…..85-89.
24 hr trend……Little change.
Min Humidity……..28-36%.
24 hr trend……4-7% drier.
20-foot winds…….Southwest winds 7-13 mph shifting to the north
6-10 mph in the afternoon. Gusts up to 20 mph.
Haines Index……..3 or very low.
LAL……………..1 until 1200, then 3.
CWR……………..0 percent until 1200, then 10 percent.
15K FT MSL winds….West 15-25 mph.
Mixing height…….Below 1000 FT AGL until 0800, then 8000-9000 ft
AGL.
Transport winds…..Southwest around 15 mph until 1100, then north
until 1500, then light until 1700, then east
around 10 mph.
Smoke dispersal…..Poor.
.SATURDAY NIGHT…Partly cloudy. Chance of thunderstorms. Lows in
the mid 50s. Northeast winds 5-8 mph.
.SUNDAY…Partly cloudy. Chance of thunderstorms. Highs in the
mid 80s. Southeast winds 8-14 mph.
.MONDAY…Partly cloudy. Slight chance of thunderstorms. Lows in
the mid 50s. Highs in the mid 80s. Southwest winds 7-13 mph.
.TUESDAY…Mostly clear. Slight chance of thunderstorms. Lows in
the mid 50s. Highs in the mid 80s. East winds 6-12 mph.