Eastern Washington and North Idaho Watches and Warnings

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Today's and yesterday's warnings in reverse chronological order.


WWUS86 KOTX 180354
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
854 PM PDT Fri Aug 17 2018



WAZ676-677-682-180500-
/O.EXP.KOTX.FW.W.0014.000000T0000Z-180818T0400Z/
East Washington South Central Cascade Valleys (Zone 676)-
East Washington Central Cascade Valleys (Zone 677)-
East Washington Central Cascade Mountains (Zone 682)-
854 PM PDT Fri Aug 17 2018

...RED FLAG WARNING WILL EXPIRE AT 9 PM PDT THIS EVENING FOR GUSTY WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 676, 677, AND 682...

Gusty winds have developed over the warned area, but humidities have risen above critical fire weather thresholds. Thus the red flag warning will be allowed to expire.

$$





WWUS86 KOTX 180001
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
501 PM PDT Fri Aug 17 2018

...BREEZY CONDITIONS WITH LOW RH NEAR THE CASCADES THIS EVENING...

A dry cold front will produce breezy conditions with low relative humidity through the Cascade gaps this evening.

IDZ101-180115- /O.EXP.KOTX.FW.W.0014.000000T0000Z-180818T0000Z/ Northern and Central Idaho Panhandle (Zone 101)- 501 PM PDT Fri Aug 17 2018

...RED FLAG WARNING WILL EXPIRE AT 5 PM PDT THIS AFTERNOON FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 101...

Thunderstorms over the northern Idaho panhandle have ended for this evening. Thus the Red Flag Warning has been allowed to expire.

$$

WAZ676-677-682-180400- /O.CON.KOTX.FW.W.0014.000000T0000Z-180818T0400Z/ East Washington South Central Cascade Valleys (Zone 676)- East Washington Central Cascade Valleys (Zone 677)- East Washington Central Cascade Mountains (Zone 682)- 501 PM PDT Fri Aug 17 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR GUSTY WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 676, 677, AND 682...

* Affected Area: Fire Weather Zone 676 East Washington South Central Cascade Valleys (Zone 676)...Fire Weather Zone 677 East Washington Central Cascade Valleys (Zone 677) and Fire Weather Zone 682 East Washington Central Cascade Mountains (Zone 682).

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

* Relative Humidities: 20 to 27 percent in the valleys and 27 to 40 percent over the higher terrain.

* Impacts: Breezy conditions and low relative humidities during the late afternoon and the evening recovery period will promote rapid fire spread of existing fires and any new fire starts.

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.

&&

$$


WWUS86 KOTX 171800
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
1100 AM PDT Fri Aug 17 2018

...ISOLATED TO SCATTERED DRY THUNDERSTORMS TODAY FAR EASTERN ZONES...

...BREEZY CONDITIONS WITH LOW RH NEAR THE CASCADES THIS AFTERNOON AND EVENING...

A surge of monsoonal moisture combined with an approaching disturbance will bring isolated to scattered dry thunderstorms to the Idaho Panhandle today. This threat has generally ended over the Palouse and Spokane area this morning. The threat for thunderstorms will linger in the Idaho Panhandle mainly south of Interstate 90 into the afternoon. Storms will also become wetter with time.

In addition a dry cold front will produce breezy conditions with low relative humidity through the Cascade gaps this afternoon and evening.

WAZ674-171900- /O.EXP.KOTX.FW.W.0014.000000T0000Z-180817T1800Z/ East Washington Palouse and Spokane Area (Zone 674)- 1100 AM PDT Fri Aug 17 2018

...RED FLAG WARNING FOR DRY THUNDERSTORMS WILL EXPIRE AT 11 AM PDT THIS MORNING FOR EAST WASHINGTON PALOUSE AND SPOKANE AREA...

The threat for additional thunderstorms in the area has decreased substantially, therefore the red flag warning will be allowed to expire.

$$

IDZ101-180000- /O.CON.KOTX.FW.W.0014.000000T0000Z-180818T0000Z/ Northern and Central Idaho Panhandle (Zone 101)- 1100 AM PDT Fri Aug 17 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 101...

* Affected Area: Fire Weather Zone 101 Northern and Central Idaho Panhandle (Zone 101).

* Thunderstorms: Isolated thunderstorms, mainly south of Interstate 90. Storms should become scattered and wetter this afternoon.

* Outflow Winds: Local gusts to 30 mph tonight and to 40 mph this afternoon.

* Impacts: Lightning will efficiently ignite dry fuels around the region.

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.

&&

$$

WAZ676-677-682-180400- /O.CON.KOTX.FW.W.0014.180817T2200Z-180818T0400Z/ East Washington South Central Cascade Valleys (Zone 676)- East Washington Central Cascade Valleys (Zone 677)- East Washington Central Cascade Mountains (Zone 682)- 1100 AM PDT Fri Aug 17 2018

...RED FLAG WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 PM PDT THIS EVENING FOR GUSTY WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 676, 677, AND 682...

* Affected Area: Fire Weather Zone 676 East Washington South Central Cascade Valleys (Zone 676)...Fire Weather Zone 677 East Washington Central Cascade Valleys (Zone 677) and Fire Weather Zone 682 East Washington Central Cascade Mountains (Zone 682).

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

* Relative Humidities: 13 to 27 percent in the valleys and 27 to 40 percent over the higher terrain.

* Impacts: Breezy conditions and low relative humidities during the late afternoon and the evening recovery period will promote rapid fire spread of existing fires and any new fire starts.

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.

&&

$$





WWUS86 KOTX 171023
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
323 AM PDT Fri Aug 17 2018

...ISOLATED TO SCATTERED DRY THUNDERSTORMS TODAY FAR EASTERN ZONES...

...BREEZY CONDITIONS WITH LOW RH NEAR THE CASCADES THIS AFTERNOON AND EVENING...

A surge of monsoonal moisture combined with an approaching disturbance will bring isolated to scattered dry thunderstorms to extreme eastern Washington and the Idaho Panhandle today. This threat will end over the Palouse and Spokane area and the northern Idaho Panhandle late Friday morning. The threat for thunderstorms will linger in the Idaho Panhandle mainly south of Interstate 90 into the afternoon. Storms will also become wetter with time.

In addition a dry cold front will produce breezy conditions with low relative humidity through the Cascade gaps Friday afternoon and evening.

WAZ676-677-682-172000- /O.UPG.KOTX.FW.A.0006.180817T2100Z-180818T0400Z/ /O.EXB.KOTX.FW.W.0014.180817T2200Z-180818T0400Z/ East Washington South Central Cascade Valleys (Zone 676)- East Washington Central Cascade Valleys (Zone 677)- East Washington Central Cascade Mountains (Zone 682)- 323 AM PDT Fri Aug 17 2018

...RED FLAG WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 PM PDT THIS EVENING FOR WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 676...677...682...

The National Weather Service in Spokane has issued a Red Flag Warning, which is in effect from 3 PM this afternoon to 9 PM PDT this evening. The Fire Weather Watch is no longer in effect.

* Affected Area: Fire Weather Zone 676 East Washington South Central Cascade Valleys (Zone 676)...Fire Weather Zone 677 East Washington Central Cascade Valleys (Zone 677) and Fire Weather Zone 682 East Washington Central Cascade Mountains (Zone 682).

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

* Relative Humidities: 15 to 22 percent in the valleys and 20 to 30 percent over the higher terrain.

* Impacts: Breezy conditions and low relative humidities during the late afternoon and the evening recovery period will promote rapid fire spread of existing fires and any new fire starts.

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.

&&

$$

IDZ101-172000- /O.CON.KOTX.FW.W.0014.000000T0000Z-180818T0000Z/ Northern and Central Idaho Panhandle (Zone 101)- 323 AM PDT Fri Aug 17 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 101...

* Affected Area: Fire Weather Zone 101 Northern and Central Idaho Panhandle (Zone 101).

* Thunderstorms: Isolated Thunderstorms with little or no rain will develop late tonight and continue into Friday morning north of Interstate 90. The thunderstorm threat will continue south of Interstate 90 through Friday afternoon with storms becoming scattered and wetter during the afternoon.

* Outflow Winds: Local gusts to 30 mph tonight and to 40 mph Friday afternoon.

* Impacts: Lightning will efficiently ignite dry fuels around the region.

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.

&&

$$

WAZ674-171800- /O.CON.KOTX.FW.W.0014.000000T0000Z-180817T1800Z/ East Washington Palouse and Spokane Area (Zone 674)- 323 AM PDT Fri Aug 17 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 674...

* Affected Area: Fire Weather Zone 674 East Washington Palouse and Spokane Area (Zone 674).

* Thunderstorms: Isolated Thunderstorms with little or no rain will develop late tonight into Friday morning over the Palouse region and Spokane area.

* Outflow Winds: Local gusts to 30 mph.

* Impacts: Lightning will efficiently ignite dry fuels around the region.

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.

&&

$$


WWUS86 KOTX 170518
RFWOTX

URGENT - FIRE WEATHER MESSAGE
National Weather Service Spokane WA
1018 PM PDT Thu Aug 16 2018

...ISOLATED TO SCATTERED DRY THUNDERSTORMS LIKELY OVERNIGHT TONIGHT AND FRIDAY FAR EASTERN ZONES...

...BREEZY CONDITIONS WITH LOW RH NEAR THE CASCADES FRIDAY AFTERNOON AND EVENING...

A surge of monsoonal moisture combined with an approaching disturbance will bring isolated dry thunderstorms to extreme eastern Washington and the Idaho Panhandle late Thursday night and into Friday morning. This threat will end over the Palouse and Spokane area and the northern Idaho Panhandle late Friday morning. However, in the Idaho Panhandle mainly south of Interstate 90 thunderstorms will become wetter during the day Friday, but also increase in areal coverage to scattered.

In addition a dry cold front will produce breezy conditions with low relative humidity through the Cascade gaps Friday afternoon and evening.

IDZ101-171800- /O.CON.KOTX.FW.W.0014.180817T0600Z-180818T0000Z/ Northern and Central Idaho Panhandle (Zone 101)- 1018 PM PDT Thu Aug 16 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM PDT FRIDAY FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 101...

* Affected Area: Fire Weather Zone 101 Northern and Central Idaho Panhandle (Zone 101).

* Thunderstorms: Isolated Thunderstorms with little or no rain will develop late tonight and continue into Friday morning north of Interstate 90. The thunderstorm threat will continue south of Interstate 90 through Friday afternoon with storms becoming scattered and wetter during the afternoon.

* Outflow Winds: Local gusts to 30 mph tonight and to 40 mph Friday afternoon.

* Impacts: Lightning will efficiently ignite dry fuels around the region.

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.

&&

$$

WAZ674-171800- /O.CON.KOTX.FW.W.0014.180817T0600Z-180817T1800Z/ East Washington Palouse and Spokane Area (Zone 674)- 1018 PM PDT Thu Aug 16 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 AM PDT FRIDAY FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 674...

* Affected Area: Fire Weather Zone 674 East Washington Palouse and Spokane Area (Zone 674).

* Thunderstorms: Isolated Thunderstorms with little or no rain will develop late tonight into Friday morning over the Palouse region and Spokane area.

* Outflow Winds: Local gusts to 30 mph.

* Impacts: Lightning will efficiently ignite dry fuels around the region.

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.

&&

$$

WAZ676-677-682-171800- /O.CON.KOTX.FW.A.0006.180817T2100Z-180818T0400Z/ East Washington South Central Cascade Valleys (Zone 676)- East Washington Central Cascade Valleys (Zone 677)- East Washington Central Cascade Mountains (Zone 682)- 1018 PM PDT Thu Aug 16 2018

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE CENTRAL CASCADES VALLEYS AND THE EAST WASHINGTON CENTRAL CASCADE MOUNTAINS...

* Affected Area: Fire Weather Zone 676 East Washington South Central Cascade Valleys (Zone 676)...Fire Weather Zone 677 East Washington Central Cascade Valleys (Zone 677) and Fire Weather Zone 682 East Washington Central Cascade Mountains (Zone 682).

* Winds: Increasing to west 15 to 20 mph Friday afternoon and continuing into Friday evening. In the Kittitas and Wenatchee Valleys evening gusts to 30 mph.

* Relative Humidities: 15 to 22 percent during the afternoon and early evening.

* Impacts: Breezy conditions and low relative humidities during the late afternoon and the evening recovery period will promote rapid fire spread of existing fires and any new fire starts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

&&

$$