Alert archive / Washington / Red Flag Warnings in 2021

Red Flag Warning 6, NWS Spokane, WA

July 9, 2021

NWS Spokane, WA issued this red flag warning at Jul 9, 2021, 8:03 AM PDT. It took effect at Jul 10, 2021, 2:00 PM PDT. It was in force for 7 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
Jul 9, 2021, 8:03 AM PDT (15:03 UTC)
In effect from
Jul 10, 2021, 2:00 PM PDT
Expired
Jul 10, 2021, 9:12 PM PDT
In force
7 hr
Issued by
NWS Spokane, WA

The text

As transmitted.

090 
WWUS86 KOTX 091503
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
803 AM PDT Fri Jul 9 2021

...HOT DRY CONDITIONS WITH GUSTY WINDS LATE AFTERNOON AND
EVENING...

.Saturday will be very hot with temperatures warming into the
upper 90s and lower 100s. Humidity levels will dry out in the
afternoon into the single digits to lower teens. Winds will 
increase through the Cascade Gaps in the late afternoon and blow 
through the evening hours. The combination of hot temperatures, 
low humidity, and gusty winds could result in rapid fire spread 
with any existing or new fire starts. 

WAZ676-677-101115-
/O.NEW.KOTX.FW.W.0006.210710T2100Z-210711T0600Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
803 AM PDT Fri Jul 9 2021

...RED FLAG WARNING IN EFFECT FROM 2 PM TO 11 PM PDT SATURDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR EAST CASCADE VALLEYS...

The National Weather Service in Spokane has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 2 PM to 11 PM PDT Saturday.

* Affected Area: Fire Weather Zone 676 East Washington South 
  Central Cascade Valleys (Zone 676) and Fire Weather Zone 677 
  East Washington Central Cascade Valleys (Zone 677).

* Winds: Northwest 14 to 20 mph with gusts up to 30 mph.

* Relative Humidities: 9 to 16 percent.

* Impacts: Hot, dry, and gusty winds will increase the risk for
  rapid fire spread in the afternoon and early evening.

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.

&&

$$
3 follow-up statements
851 
WWUS86 KOTX 100354
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
854 PM PDT Fri Jul 9 2021

...HOT DRY CONDITIONS WITH GUSTY WINDS LATE SATURDAY AFTERNOON 
AND EVENING...

.Saturday will be hot with temperatures warming into the upper 
90s and lower 100s. Humidity levels will dry out in the afternoon 
into the single digits to lower teens. Winds will increase through
the Cascade Gaps in the late afternoon and blow through the 
evening hours. The combination of hot temperatures, low humidity, 
and gusty winds could result in rapid fire spread with any 
existing or new fire starts.

WAZ676-677-102000-
/O.CON.KOTX.FW.W.0006.210710T2100Z-210711T0600Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
854 PM PDT Fri Jul 9 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM TO 11 PM PDT
SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR EAST CASCADE
VALLEYS...

* Affected Area: Fire Weather Zone 676 East Washington South 
  Central Cascade Valleys (Zone 676) and Fire Weather Zone 677 
  East Washington Central Cascade Valleys (Zone 677).

* Winds: Northwest 14 to 20 mph with gusts up to 30 mph.

* Relative Humidities: 9 to 16 percent.

* Impacts: Hot, dry, and gusty winds will increase the risk for 
  rapid fire spread in the afternoon and early evening.

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.

&&

$$
292 
WWUS86 KOTX 101612
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
912 AM PDT Sat Jul 10 2021

...HOT DRY CONDITIONS WITH GUSTY WINDS LATE SATURDAY AFTERNOON
AND EVENING...

.Today will be hot with temperatures warming into the upper 90s 
and lower 100s. Afternoon humidity levels will drop into the 
teens, and west winds will become gusty in the afternoon and
evening.

WAZ676-677-110600-
/O.CON.KOTX.FW.W.0006.210710T2100Z-210711T0600Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
912 AM PDT Sat Jul 10 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
11 PM PDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE
EAST SLOPES OF THE CENTRAL WASHINGTON CASCADES...

* Affected Area: Fire Weather Zone 676 East Washington South 
  Central Cascade Valleys (Zone 676) and Fire Weather Zone 677 
  East Washington Central Cascade Valleys (Zone 677).

* Winds: Northwest 14 to 20 mph with gusts up to 27 mph. Localized
  gusts to 34 mph in the Kittitas Valley.

* Relative Humidities: 10 to 18 percent.

* Impacts: Hot, dry, and gusty winds will increase the risk for 
  rapid fire spread in the afternoon and early evening.

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.

&&

$$
302 
WWUS86 KOTX 110412
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
912 PM PDT Sat Jul 10 2021

WAZ676-677-110515-
/O.CAN.KOTX.FW.W.0006.000000T0000Z-210711T0600Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
912 PM PDT Sat Jul 10 2021

...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 676 AND 677...

Relative humidity has risen to above critical levels and thus the
Red Flag Warning has been cancelled.

$$

The office that day

Everything else NWS Spokane, WA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 8, 6:07 PM PDTFlash Flood WarningOTXOkanogan113 min
Jul 9, 2:42 AM PDTHeat AdvisoryOTXAdams, Asotin, Douglas, Garfield, Grant, Lincoln and 3 more41 hr

Nearby

Red Flag Warnings in Washington, 2021Every red flag warning in 2021

Sources

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