Alert archive / Idaho / Red Flag Warnings in 2021

Red Flag Warning 9, NWS Spokane, WA

July 20, 20215 counties in Idaho

NWS Spokane, WA issued this red flag warning at Jul 20, 2021, 11:56 AM PDT for 5 counties in Idaho. It took effect at Jul 20, 2021, 11:00 PM PDT. It was in force for 23 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 20, 2021, 11:56 AM PDT (18:56 UTC)
In effect from
Jul 20, 2021, 11:00 PM PDT
Expired
Jul 21, 2021, 10:00 PM PDT
In force
23 hr
Issued by
NWS Spokane, WA

Counties Benewah County, ID, Bonner County, ID, Boundary County, ID, Kootenai County, ID, Shoshone County, ID

The radar

The Spokane radar (KOTX), 89 km from the middle of the area, began a volume at 18:57 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Spokane, WA (KOTX), launched 12:00Z, 6.9 hours before the alert went out and 19 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Spokane, WA at 12:00Z on 2021-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Spokane, WA at 12:00Z on 2021-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2730 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
7 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

045 
WWUS86 KOTX 201856
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
1156 AM PDT Tue Jul 20 2021

...LIGHTNING WITH THUNDERSTORMS AND DRY AND BREEZY CONDITONS WILL
BRING CRITICAL FIRE WEATHER CONDITIONS THROUGH WEDNESDAY...

.There will be multiple fire weather hazards resulting in
critical fire weather conditions through Wednesday evening. Two
rounds of lightning with the first moving through Tuesday morning
and the next expected Tuesday night into Wednesday morning. Both
rounds of thunderstorms will occur over eastern districts in
Washington and north Idaho. Areas near the east slopes of the
Cascades will see gusty winds and low relative humidity this
afternoon into the early evening. A cold front Wednesday
afternoon will deliver gusty winds with low relative humidity for
much of the region.

IDZ101-WAZ674-210300-
/O.CAN.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
/O.NEW.KOTX.FW.W.0009.210721T0600Z-210722T0500Z/
Northern and Central Idaho Panhandle (Zone 101)-
East Washington Palouse and Spokane Area (Zone 674)-
1156 AM PDT Tue Jul 20 2021

...RED FLAG WARNING IN EFFECT FROM 11 PM THIS EVENING TO 10 PM
PDT WEDNESDAY FOR THUNDERSTORMS FOLLOWED BY WINDS AND LOW 
RELATIVE HUMIDITY FOR THE IDAHO PANHANDLE, PALOUSE AND SPOKANE 
AREA...

* Affected Area: Fire Weather Zone 101 Northern and Central Idaho
  Panhandle and Fire Weather Zone 674 East Washington Palouse and
  Spokane Area.

* Thunderstorms: Scattered thunderstorms late Tuesday night and 
  Wednesday morning. Brief rain expected with thunderstorms.

* Winds: Southwest 10 to 20 mph with gusts up to 25 mph. Gusty
  outflow winds are possible near thunderstorms.

* Relative Humidities: 7 to 21 percent in the valleys and 21 to 
  35 percent over the higher terrain.

* Impacts: Thunderstorms containing only light rain amounts may 
  lead to several new fire starts. Breezy winds may lead to fire 
  spread of any new or existing fires especially on Wednesday.

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.

&&

$$

WAZ684-687-210300-
/O.CON.KOTX.FW.W.0008.210720T1900Z-210722T0500Z/
East Washington Okanogan/Methow Valleys (Zone 684)-
East Washington Okanogan Highlands (Zone 687)-
1156 AM PDT Tue Jul 20 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT WEDNESDAY
FOR WINDS WITH LOW RELATIVE HUMIDITY FOR THE METHOW VALLEY,
OKANOGAN VALLEY AND OKANOGAN HIGHLANDS...

* Affected Area: Fire Weather Zone 684 East Washington
  Okanogan/Methow Valleys and Fire Weather Zone 687 East
  Washington Okanogan Highlands.

* Winds: Southwest 10 to 15 mph with gusts up to 30 mph. In the
  Methow Valley northwest winds 10 to 15 mph with gusts up to 25
  mph.

* Relative Humidities: 7 to 17 percent.

* Impacts: Potential for rapid fire spread for any new or 
  existing fires.

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.

&&

$$

WAZ676-677-210300-
/O.CON.KOTX.FW.W.0008.210720T1900Z-210722T0500Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
1156 AM PDT Tue Jul 20 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT WEDNESDAY
FOR WINDS WITH LOW RELATIVE HUMIDITY FOR CASCADE VALLEYS...

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

* Winds: Northwest 10 to 20 mph with gusts up to 30 mph. In the 
  Kittitas Valley, northwest 15 to 25 mph with gusts up to 40 mph.

* Relative Humidities: 9 to 18 percent in the valleys and 18 to 
  27 percent over the higher terrain.

* Impacts: Potential for rapid fire spread for any new or 
  existing fires.

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.

&&

$$

WAZ673-210300-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northern Columbia Basin (Zone 673)-
1156 AM PDT Tue Jul 20 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT WEDNESDAY
FOR THUNDERSTORMS AND WIND WITH LOW RELATIVE HUMIDITY FOR
NORTHERN COLUMBIA BASIN...

* Affected Area: Fire Weather Zone 673 East Washington Northern
  Columbia Basin.

* Thunderstorms: Isolated thunderstorms late Tuesday Night and
  Wednesday morning mainly around Highway 395. Brief rain 
  expected with thunderstorms.

* Winds: West  to southwest 10 to 20 mph with gusts up to 30 mph.

* Relative Humidities: 8 to 20 percent.

* Impacts: Thunderstorms containing only light rain amounts may 
  lead to new fire starts. Breezy winds may lead to fire spread 
  of any new or existing fires.

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.

&&

$$

WAZ686-210300-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northeast (Zone 686)-
1156 AM PDT Tue Jul 20 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT WEDNESDAY
FOR THUNDERSTORMS FOLLOWED BY WIND WITH LOW RELATIVE HUMIDITY FOR
EAST WASHINGTON NORTHEAST...

* Affected Area: Fire Weather Zone 686 East Washington Northeast.

* Thunderstorms: Isolated to scattered thunderstorms late Tuesday
  Night and Wednesday morning. Brief rain expected with 
  thunderstorms.

* Winds: South 6 to 12 mph with gusts to 20 mph. Gusts to 25 mph
  across the mountains. Gusty outflow winds are possible near
  thunderstorms.

* Relative Humidities: 8 to 22 percent.

* Impacts: Thunderstorms containing only light rain amounts may 
  lead to several new fire starts. Breezy winds may lead to fire 
  spread of any new or existing fires especially on Wednesday.

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.

&&

$$
5 follow-up statements
943 
WWUS86 KOTX 202222
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
322 PM PDT Tue Jul 20 2021

...LIGHTNING WITH THUNDERSTORMS TONIGHT AND EARLY WEDNESDAY
MORNING FOLLOWED BY DRY AND BREEZY CONDITONS WILL BRING CRITICAL 
FIRE WEATHER CONDITIONS...

.There will be multiple fire weather hazards resulting in
critical fire weather conditions through Wednesday evening. Dry
and breezy winds this afternoon and evening across the east slopes
and into the western Columbia Basin is expected. Elevated
nocturnal thunderstorms are expected late tonight and Wednesday
morning across the eastern third of WA and the ID Panhandle. Then
a cold front moves through Wednesday afternoon bringing more gusty
winds and dry conditions. 


WAZ685-211500-
/O.EXB.KOTX.FW.W.0008.210720T2300Z-210722T0500Z/
East Washington North Cascades (Zone 685)-
322 PM PDT Tue Jul 20 2021

...RED FLAG WARNING IN EFFECT UNTIL 10 PM PDT WEDNESDAY FOR WIND
AND LOW RELATIVE HUMIDITY FOR THE NORTHERN CASCADES...

* Affected Area: Fire Weather Zone 685 East Washington North
  Cascades.

* Winds: Northwest 10 to 15 mph each afternoon and evening. Gusts 
  to 20 mph...locally up to 25 mph.

* Relative Humidities: 11 to 25 percent in the valleys and 25 to 
  38 percent over the higher terrain.

* Impacts: Breezy winds may lead to fire spread of any new or 
  existing fires.

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.

&&

$$

IDZ101-WAZ674-211500-
/O.CON.KOTX.FW.W.0009.210721T0600Z-210722T0500Z/
Northern and Central Idaho Panhandle (Zone 101)-
East Washington Palouse and Spokane Area (Zone 674)-
322 PM PDT Tue Jul 20 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 PM PDT WEDNESDAY FOR THUNDERSTORMS FOLLOWED BY WINDS AND LOW
RELATIVE HUMIDITY FOR THE IDAHO PANHANDLE, PALOUSE AND SPOKANE
AREA...

* Affected Area: Fire Weather Zone 101 Northern and Central Idaho
  Panhandle and Fire Weather Zone 674 East Washington Palouse and
  Spokane Area.

* Thunderstorms: Scattered thunderstorms late tonight and 
  Wednesday morning. Brief rain expected with thunderstorms.

* Winds: Southwest 5 to 15 mph with gusts up to 25 mph. Gusty
  outflow winds are possible near thunderstorms.

* Relative Humidities: 7 to 20 percent in the valleys and 20 to 
  33 percent over the higher terrain.

* Impacts: Thunderstorms containing only light rain amounts may
  lead to several new fire starts. Breezy winds Wednesday
  afternoon and evening may lead to fire spread of any new or
  existing fires.

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.

&&

$$

WAZ684-687-211500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Okanogan/Methow Valleys (Zone 684)-
East Washington Okanogan Highlands (Zone 687)-
322 PM PDT Tue Jul 20 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT WEDNESDAY
FOR WINDS WITH LOW RELATIVE HUMIDITY FOR THE METHOW VALLEY,
OKANOGAN VALLEY AND OKANOGAN HIGHLANDS...

* Affected Area: Fire Weather Zone 684 East Washington
  Okanogan/Methow Valleys and Fire Weather Zone 687 East
  Washington Okanogan Highlands.

* Winds: Southwest 10 to 15 mph with gusts up to 25 mph. In the
  Methow Valley winds will be from the northwest.

* Relative Humidities: 7 to 17 percent.

* Impacts: Potential for rapid fire spread for any new or 
  existing fires.

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.

&&

$$

WAZ676-677-211500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
322 PM PDT Tue Jul 20 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT WEDNESDAY
FOR WINDS WITH LOW RELATIVE HUMIDITY FOR CASCADE VALLEYS...

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

* Winds: Northwest 10 to 20 mph with gusts up to 30 mph. In the 
  Kittitas Valley, northwest 15 to 25 mph with gusts up to 40 mph.

* Relative Humidities: 9 to 18 percent in the valleys and 18 to 
  27 percent over the higher terrain.

* Impacts: Potential for rapid fire spread for any new or 
  existing fires.

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.

&&

$$

WAZ673-211500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northern Columbia Basin (Zone 673)-
322 PM PDT Tue Jul 20 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT WEDNESDAY
FOR THUNDERSTORMS AND WIND WITH LOW RELATIVE HUMIDITY FOR
NORTHERN COLUMBIA BASIN...

* Affected Area: Fire Weather Zone 673 East Washington Northern
  Columbia Basin.

* Thunderstorms: Isolated thunderstorms late Tuesday Night and 
  Wednesday morning mainly around Highway 395. Brief rain 
  expected with thunderstorms.

* Winds: West to southwest 10 to 20 mph with gusts up to 30 mph.

* Relative Humidities: 8 to 20 percent.

* Impacts: Thunderstorms containing only light rain amounts may 
  lead to new fire starts. Breezy winds may lead to fire spread 
  of any new or existing fires.

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.

&&

$$

WAZ686-211500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northeast (Zone 686)-
322 PM PDT Tue Jul 20 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT WEDNESDAY
FOR THUNDERSTORMS FOLLOWED BY WIND WITH LOW RELATIVE HUMIDITY FOR
EAST WASHINGTON NORTHEAST...

* Affected Area: Fire Weather Zone 686 East Washington Northeast.

* Thunderstorms: Isolated to scattered thunderstorms late 
  Tuesday Night and Wednesday morning. Brief rain expected with 
  thunderstorms.

* Winds: South 5 to 10 mph with gusts to 20 mph. Gusts to 25 mph 
  over the mountains. Gusty outflow winds are possible near
  thunderstorms.

* Relative Humidities: 8 to 22 percent.

* Impacts: Thunderstorms containing only light rain amounts may 
  lead to several new fire starts. Breezy winds may lead to fire 
  spread of any new or existing fires especially on Wednesday.

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.

&&

$$
485 
WWUS86 KOTX 211343
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
643 AM PDT Wed Jul 21 2021

...SCATTERED LIGHTNING THIS MORNING FOLLOWED BY DRY AND BREEZY 
CONDITONS WILL BRING CRITICAL FIRE WEATHER CONDITIONS...

There will be multiple fire weather hazards resulting in critical
fire weather conditions through through this evening. Scattered
lightning strikes across the eastern third of Washington into
north Idaho may result in numerous new fire starts. Then a cold 
front moves through Wednesday afternoon bringing more gusty winds 
and dry conditions.

IDZ101-WAZ674-212200-
/O.CON.KOTX.FW.W.0009.000000T0000Z-210722T0500Z/
Northern and Central Idaho Panhandle (Zone 101)-
East Washington Palouse and Spokane Area (Zone 674)-
643 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR THUNDERSTORMS FOLLOWED BY WINDS AND LOW RELATIVE
HUMIDITY FOR THE IDAHO PANHANDLE, PALOUSE AND SPOKANE AREA...

* Affected Area: Fire Weather Zone 101 Northern and Central 
  Idaho Panhandle (Zone 101) and Fire Weather Zone 674 East 
  Washington Palouse and Spokane Area (Zone 674).

* Thunderstorms: Scattered thunderstorms through this morning. 
  Brief rain expected with thunderstorms.

* Winds: Southwest 5 to 15 mph with gusts up to 25 mph. Gusty
  outflow winds are possible near thunderstorms.

* Relative Humidities: 7 to 21 percent in the valleys and 21 to 
  34 percent over the higher terrain.

* Impacts: Thunderstorms containing only light rain amounts may 
  lead to several new fire starts. Breezy winds Wednesday 
  afternoon and evening may lead to fire spread of any new or 
  existing fires.

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.

&&

$$

WAZ684-687-212200-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Okanogan/Methow Valleys (Zone 684)-
East Washington Okanogan Highlands (Zone 687)-
643 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WINDS WITH LOW RELATIVE HUMIDITY FOR THE METHOW
VALLEY, OKANOGAN VALLEY AND OKANOGAN HIGHLANDS...

* Affected Area: Fire Weather Zone 684 East Washington 
  Okanogan/Methow Valleys (Zone 684) and Fire Weather Zone 687 
  East Washington Okanogan Highlands (Zone 687).

* Winds: Southwest 8 to 15 mph with gusts up to 25 mph. In the 
  Methow Valley winds will be from the northwest.

* Relative Humidities: 8 to 15 percent.

* Impacts: Potential for rapid fire spread for any new or 
  existing fires.

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.

&&

$$

WAZ676-677-212200-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
643 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WINDS WITH LOW RELATIVE HUMIDITY FOR 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 10 to 20 mph with gusts up to 30 mph. In the
  Kittitas Valley, northwest 15 to 25 mph with gusts up to 45 mph.

* Relative Humidities: 8 to 16 percent in the valleys and 16 to 
  24 percent over the higher terrain.

* Impacts: Potential for rapid fire spread for any new or 
  existing fires.

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.

&&

$$

WAZ673-212200-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northern Columbia Basin (Zone 673)-
643 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR THUNDERSTORMS AND WIND WITH LOW RELATIVE HUMIDITY FOR
NORTHERN COLUMBIA BASIN...

* Affected Area: Fire Weather Zone 673 East Washington Northern 
  Columbia Basin (Zone 673).

* Thunderstorms: Scattered thunderstorms this morning mainly 
  around Highway 395. Brief rain expected with thunderstorms.

* Winds: Southwest 10 to 20 mph with gusts 30 to 35 mph. Winds
  shifting west in the evening.

* Relative Humidities: 8 to 17 percent.

* Impacts: Thunderstorms containing only light rain amounts may 
  lead to new fire starts. Breezy winds may lead to fire spread 
  of any new or existing fires.

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.

&&

$$

WAZ685-212200-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington North Cascades (Zone 685)-
643 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN
CASCADES...

* Affected Area: Fire Weather Zone 685 East Washington North 
  Cascades (Zone 685).

* Winds: West 10 to 15 mph with gusts up to 25 mph.

* Relative Humidities: 9 to 22 percent in the valleys and 22 to 
  35 percent over the higher terrain.

* Impacts: Breezy winds may lead to fire spread of any new or 
  existing fires.

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.

&&

$$

WAZ686-212200-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northeast (Zone 686)-
643 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR THUNDERSTORMS FOLLOWED BY WIND WITH LOW RELATIVE
HUMIDITY FOR EAST WASHINGTON NORTHEAST...

* Affected Area: Fire Weather Zone 686 East Washington Northeast 
  (Zone 686).

* Thunderstorms: Isolated to scattered thunderstorms this 
  morning. Brief rain expected with thunderstorms.

* Winds: South 10 to 15 mph with gusts up to 25 mph.

* Relative Humidities: 8 to 21 percent.

* Impacts: Thunderstorms containing only light rain amounts may
  lead to new fire starts. Breezy winds may lead to fire spread of
  any new or existing fires.

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.

&&

$$
532 
WWUS86 KOTX 211642
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
942 AM PDT Wed Jul 21 2021

...SCATTERED LIGHTNING THIS MORNING FOLLOWED BY DRY AND BREEZY
CONDITONS WILL BRING CRITICAL FIRE WEATHER CONDITIONS...

There will be multiple fire weather hazards resulting in critical
fire weather conditions through through this evening. Scattered
lightning strikes across the eastern third of Washington into
north Idaho may result in numerous new fire starts. Then a cold
front moves through Wednesday afternoon bringing more gusty winds
and dry conditions.

IDZ101-WAZ674-220500-
/O.CON.KOTX.FW.W.0009.000000T0000Z-210722T0500Z/
Northern and Central Idaho Panhandle (Zone 101)-
East Washington Palouse and Spokane Area (Zone 674)-
942 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR THUNDERSTORMS FOLLOWED BY WINDS AND LOW RELATIVE
HUMIDITY FOR THE IDAHO PANHANDLE, PALOUSE AND SPOKANE AREA...

* Affected Area: Fire Weather Zone 101 Northern and Central 
  Idaho Panhandle (Zone 101) and Fire Weather Zone 674 East 
  Washington Palouse and Spokane Area (Zone 674).

* Thunderstorms: Scattered thunderstorms for the remainder of this 
  this morning mainly over the ID Panhandle. Brief rain expected 
  with thunderstorms.

* Winds: Southwest 5 to 15 mph with gusts up to 25 mph. Gusty 
  outflow winds are possible near thunderstorms.

* Relative Humidities: 7 to 21 percent in the valleys and 21 to 
  34 percent over the higher terrain.

* Impacts: Thunderstorms containing only light rain amounts may 
  lead to several new fire starts. Breezy winds Wednesday 
  afternoon and evening may lead to fire spread of any new or 
  existing fires.

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.

&&

$$

WAZ684-687-220500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Okanogan/Methow Valleys (Zone 684)-
East Washington Okanogan Highlands (Zone 687)-
942 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WINDS WITH LOW RELATIVE HUMIDITY FOR THE METHOW
VALLEY, OKANOGAN VALLEY AND OKANOGAN HIGHLANDS...

* Affected Area: Fire Weather Zone 684 East Washington 
  Okanogan/Methow Valleys (Zone 684) and Fire Weather Zone 687 
  East Washington Okanogan Highlands (Zone 687).

* Winds: Southwest 8 to 15 mph with gusts up to 25 mph. In the 
  Methow Valley winds will be from the northwest.

* Relative Humidities: 8 to 15 percent.

* Impacts: Potential for rapid fire spread for any new or 
  existing fires.

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.

&&

$$

WAZ676-677-220500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
942 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WINDS WITH LOW RELATIVE HUMIDITY FOR 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 10 to 20 mph with gusts up to 30 mph. In the 
  Kittitas Valley, northwest 15 to 25 mph with gusts up to 45 
  mph.

* Relative Humidities: 8 to 16 percent in the valleys and 16 to 
  24 percent over the higher terrain.

* Impacts: Potential for rapid fire spread for any new or 
  existing fires.

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.

&&

$$

WAZ673-220500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northern Columbia Basin (Zone 673)-
942 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND WITH LOW RELATIVE HUMIDITY FOR NORTHERN COLUMBIA
BASIN...

* Affected Area: Fire Weather Zone 673 East Washington Northern 
  Columbia Basin (Zone 673).

* Winds: Southwest 10 to 20 mph with gusts 30 to 35 mph. Winds 
  shifting west in the evening.

* Relative Humidities: 8 to 17 percent.

* Impacts: Breezy winds may lead to fire spread of any new or 
  existing fires.

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.

&&

$$

WAZ685-220500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington North Cascades (Zone 685)-
942 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN
CASCADES...

* Affected Area: Fire Weather Zone 685 East Washington North 
  Cascades (Zone 685).

* Winds: West 10 to 15 mph with gusts up to 25 mph.

* Relative Humidities: 9 to 22 percent in the valleys and 22 to 
  35 percent over the higher terrain.

* Impacts: Breezy winds may lead to fire spread of any new or 
  existing fires.

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.

&&

$$

WAZ686-220500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northeast (Zone 686)-
942 AM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND WITH LOW RELATIVE HUMIDITY FOR EAST WASHINGTON 
NORTHEAST...

* Affected Area: Fire Weather Zone 686 East Washington Northeast 
  (Zone 686).

* Winds: South 10 to 15 mph with gusts up to 25 mph.

* Relative Humidities: 8 to 21 percent.

* Impacts: Breezy winds may lead to fire spread of any new or 
  existing fires.

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.

&&

$$
166 
WWUS86 KOTX 212321
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
421 PM PDT Wed Jul 21 2021

...DRY AND BREEZY CONDITONS WILL CONTINUE CRITICAL FIRE WEATHER 
CONDITIONS TONIGHT...

A cold front moving through Today will bring gusty winds and dry 
conditions across the region.

IDZ101-WAZ674-220500-
/O.CON.KOTX.FW.W.0009.000000T0000Z-210722T0500Z/
Northern and Central Idaho Panhandle (Zone 101)-
East Washington Palouse and Spokane Area (Zone 674)-
421 PM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE IDAHO
PANHANDLE, PALOUSE AND SPOKANE AREA...

* Affected Area: Fire Weather Zone 101 Northern and Central Idaho
  Panhandle (Zone 101) and Fire Weather Zone 674 East Washington
  Palouse and Spokane Area (Zone 674).

* Winds: Southwest 5 to 15 mph with gusts up to 25 mph.

* Relative Humidities: 7 to 21 percent in the valleys and 21 to 
  34 percent over the higher terrain.

* Impacts: Breezy winds Wednesday afternoon and evening may lead 
  to fire spread of any new or existing fires.

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.

&&

$$

WAZ684-687-220500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Okanogan/Methow Valleys (Zone 684)-
East Washington Okanogan Highlands (Zone 687)-
421 PM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE METHOW
VALLEY, OKANOGAN VALLEY AND OKANOGAN HIGHLANDS...

* Affected Area: Fire Weather Zone 684 East Washington 
  Okanogan/Methow Valleys (Zone 684) and Fire Weather Zone 687 
  East Washington Okanogan Highlands (Zone 687).

* Winds: Southwest 5 to 15 mph with gusts up to 30 mph.

* Relative Humidities: 8 to 15 percent.

* Impacts: Potential for rapid fire spread for any new or 
  existing fires.

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.

&&

$$

WAZ676-677-220500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
421 PM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR 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 15 to 25 mph with gusts up to 50 mph.

* Relative Humidities: 8 to 16 percent in the valleys and 16 to 
  24 percent over the higher terrain.

* Impacts: Potential for rapid fire spread for any new or 
  existing fires.

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.

&&

$$

WAZ673-220500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northern Columbia Basin (Zone 673)-
421 PM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHERN COLUMBIA 
BASIN...

* Affected Area: Fire Weather Zone 673 East Washington Northern 
  Columbia Basin (Zone 673).

* Winds: West 10 to 20 mph with gusts up to 35 mph.

* Relative Humidities: 8 to 17 percent.

* Impacts: Breezy winds may lead to fire spread of any new or 
  existing fires.

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.

&&

$$

WAZ685-220500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington North Cascades (Zone 685)-
421 PM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN
CASCADES...

* Affected Area: Fire Weather Zone 685 East Washington North 
  Cascades (Zone 685).

* Winds: West 10 to 15 mph with gusts up to 25 mph.

* Relative Humidities: 9 to 22 percent in the valleys and 22 to 
  35 percent over the higher terrain.

* Impacts: Breezy winds may lead to fire spread of any new or 
  existing fires.

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.

&&

$$

WAZ686-220500-
/O.CON.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northeast (Zone 686)-
421 PM PDT Wed Jul 21 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR EAST WASHINGTON 
NORTHEAST...

* Affected Area: Fire Weather Zone 686 East Washington Northeast 
  (Zone 686).

* Winds: Southwest 10 to 15 mph with gusts up to 25 mph.

* Relative Humidities: 8 to 21 percent.

* Impacts: Breezy winds may lead to fire spread of any new or 
  existing fires.

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.

&&

$$
440 
WWUS86 KOTX 220456
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
956 PM PDT Wed Jul 21 2021

IDZ101-WAZ674-220600-
/O.EXP.KOTX.FW.W.0009.000000T0000Z-210722T0500Z/
Northern and Central Idaho Panhandle (Zone 101)-
East Washington Palouse and Spokane Area (Zone 674)-
956 PM PDT Wed Jul 21 2021

...RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR IDAHO PANHANDLE, PALOUSE AND 
SPOKANE AREA...

Relative humidity values have increased quite a bit and winds are
continuing to taper off, therefore the Red Flag Warning has been
allowed to expire. Elevated fire risk will continue under very dry
conditions the next several days.

$$

WAZ684-687-220600-
/O.EXP.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Okanogan/Methow Valleys (Zone 684)-
East Washington Okanogan Highlands (Zone 687)-
956 PM PDT Wed Jul 21 2021

...RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR THE METHOW VALLEY, OKANOGAN 
VALLEY AND OKANOGAN HIGHLANDS...

Relative humidity values have increased quite a bit and winds are
continuing to taper off, therefore the Red Flag Warning has been
allowed to expire. Elevated fire risk will continue under very dry
conditions the next several days.

$$

WAZ676-677-220600-
/O.EXP.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
956 PM PDT Wed Jul 21 2021

...RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR CASCADE VALLEYS...

Relative humidity values have increased quite a bit and winds are
continuing to taper off, therefore the Red Flag Warning has been
allowed to expire. Elevated fire risk will continue under very dry
conditions the next several days.

$$

WAZ673-220600-
/O.EXP.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northern Columbia Basin (Zone 673)-
956 PM PDT Wed Jul 21 2021

...RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR NORTHERN COLUMBIA BASIN...

Relative humidity values have increased quite a bit and winds are
continuing to taper off, therefore the Red Flag Warning has been
allowed to expire. Elevated fire risk will continue under very dry
conditions the next several days.

$$

WAZ685-220600-
/O.EXP.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington North Cascades (Zone 685)-
956 PM PDT Wed Jul 21 2021

...RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN CASCADES...

Relative humidity values have increased quite a bit and winds are
continuing to taper off, therefore the Red Flag Warning has been
allowed to expire. Elevated fire risk will continue under very dry
conditions the next several days.

$$

WAZ686-220600-
/O.EXP.KOTX.FW.W.0008.000000T0000Z-210722T0500Z/
East Washington Northeast (Zone 686)-
956 PM PDT Wed Jul 21 2021

...RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR EAST WASHINGTON  NORTHEAST...

Relative humidity values have increased quite a bit and winds are
continuing to taper off, therefore the Red Flag Warning has been
allowed to expire. Elevated fire risk will continue under very dry
conditions the next several days.

$$

Nearby

Red Flag Warnings in Idaho, 2021Red 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.