... Air stagnation advisory remains in effect until 10 am PST
* air quality... light east winds and a temperature inversion
will heighten the potential for elevated pollution levels in
central Washington and northeast Washington tonight through
Saturday morning. Weak weather disturbances will pass through
the area starting Wednesday night and may slightly improve the
situation... however a stronger cold front passage Saturday is
expected to end the stagnant conditions which is why the air
stagnation advisory is in effect until 10 am PST Saturday.
* Impacts... burn bans may be in effect for your area. Please
consult your state or tribal authorities before burning.
* Locations... a few communities included in the air stagnation
advisory are... Ritzville... Moses Lake... Grand Coulee...
Colville... Omak... Winthrop... Wenatchee... and Leavenworth.
An air stagnation advisory indicates that due to limited movement
of an airmass across the advisory area... pollution has the
potential to increase to dangerous levels. Persons with
respiratory illness should follow their physicians advice for
dealing with high levels of air pollution.
... Record high temperatures for February 9th...
a record high temperature of 59 degrees was set at Lewiston ID Airport today.
This breaks the old record of 58 set in 1991. Records have been kept in
Lewiston since 1881.
A record high temperature of 56 degrees was set in Pullman WA today. This
breaks the old record of 52 set in 1987. Records have been kept in Pullman