Alert archive / Washington / Red Flag Warnings in 2017

Red Flag Warning 18, NWS Spokane, WA

September 14, 2017

NWS Spokane, WA issued this red flag warning at Sep 14, 2017, 3:23 AM PDT. It took effect at Sep 14, 2017, 10:00 AM PDT. It was in force for 10 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 14, 2017, 3:23 AM PDT (10:23 UTC)
In effect from
Sep 14, 2017, 10:00 AM PDT
Expired
Sep 14, 2017, 8:00 PM PDT
In force
10 hr
Issued by
NWS Spokane, WA

The text

As transmitted.

310 
WWUS86 KOTX 141023
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
323 AM PDT Thu Sep 14 2017

...WINDY AND DRY DOWN THE OKANOGAN VALLEY TODAY...

.Gusty winds will funnel down the Okanogan Valley this morning 
into the afternoon as low pressure develops south of the region. 
The winds will also reinforce dry air in place with relative 
humidities reaching critical levels by the late morning hours. 
Rapid fire spread will be possible with any new or ongoing fires.

WAZ684-141900-
/O.NEW.KOTX.FW.W.0018.170914T1700Z-170915T0300Z/
East Washington Okanogan/Methow Valleys (Zone 684)-
323 AM PDT Thu Sep 14 2017

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM PDT
THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE
OKANOGAN VALLEY...

The National Weather Service in Spokane has issued a Red Flag
Warning for wind and low relative humidity...which is in effect
from 10 AM this morning to 8 PM PDT this evening.

* Affected Area: Fire Weather Zone 684 East Washington Okanogan
  Valley (Zone 684).

* Winds: North 15 to 25 mph with gusts up to 40 mph this morning.
  Winds will decrease a bit in the afternoon to between 10 and 20
  mph with gusts up to 30 mph.

* Relative Humidities: 14 to 23 percent.

* Impacts: Rapid fire spread will be possible for any new or
  ongoing fires across the Okanogan Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$
2 follow-up statements
198 
WWUS86 KOTX 141455
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
755 AM PDT Thu Sep 14 2017

...WINDY AND DRY DOWN THE OKANOGAN VALLEY TODAY...

.Gusty winds will funnel down the Okanogan Valley this morning
into the afternoon as low pressure develops south of the region.
The winds will also reinforce dry air in place with relative
humidities reaching critical levels by the late morning hours.
Rapid fire spread will be possible with any new or ongoing fires.

WAZ684-150300-
/O.CON.KOTX.FW.W.0018.170914T1700Z-170915T0300Z/
East Washington Okanogan/Methow Valleys (Zone 684)-
755 AM PDT Thu Sep 14 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE OKANOGAN
VALLEY...

* Affected Area: Fire Weather Zone 684 East Washington 
  Okanogan/Methow Valleys (Zone 684).

* Winds: North 15 to 25 mph with gusts up to 40 mph this 
  morning. Winds will decrease a bit in the afternoon to between 
  10 and 20 mph with gusts up to 30 mph.

* Relative Humidities: 14 to 23 percent.

* Impacts: Rapid fire spread will be possible for any new or 
  ongoing fires across the Okanogan Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$
769 
WWUS86 KOTX 150237
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
737 PM PDT Thu Sep 14 2017


WAZ684-150345-
/O.EXP.KOTX.FW.W.0018.000000T0000Z-170915T0300Z/
East Washington Okanogan/Methow Valleys (Zone 684)-
737 PM PDT Thu Sep 14 2017

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR THE OKANOGAN AND METHOW VALLEYS...

Winds have decreased and relative humidity has increased and as a
result red flag conditions are not widespread and should end
shortly. Therefore the red flag warning will be allowed to expire 
at 8 pm PDT. 

$$

Nearby

Red Flag Warnings in Washington, 2017Every red flag warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.