Alert archive / Idaho / Winter Storm Warnings in 2011

Winter Storm Warning 4, NWS Spokane, WA

February 6, 20116 counties in Idaho

NWS Spokane, WA issued this winter storm warning at Feb 6, 2011, 3:45 AM PST for 6 counties in Idaho. It took effect at Feb 6, 2011, 10:00 AM PST. It was in force for 36 hr. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 6, 2011, 3:45 AM PST (11:45 UTC)
In effect from
Feb 6, 2011, 10:00 AM PST
Expired
Feb 7, 2011, 10:00 PM PST
In force
36 hr
Issued by
NWS Spokane, WA

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

The radar

The Spokane radar (KOTX), 84 km from the middle of the area, began a volume at 11:42 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.

What was reported inside it

TimeReportWhereRemark
Feb 7, 6:00 AM PSTHEAVY SNOW 43 Nw Naples, IDSTORM TOTAL SNOWFALL BEGINNING YESTERDAY NIGHT THROUGH THIS MORNING. SNOWFALL STARTED AT APPROXIMATELY 600 PM PST AND ENDED SOME TIME OVERNIGHT. END TIME IS APPROXIMATED. ELEVATION OF 2300 FEET.
Feb 7, 8:42 AM PSTHEAVY SNOW 45 Ene Bonners Ferry, IDELEVATION 2100 FEET. SNOW TOTAL OVERNIGHT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Spokane, WA (KOTX), launched 00:00Z, 11.8 hours before the alert went out and 8 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 00:00Z on 2011-02-06Temperature 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 00:00Z on 2011-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.1939587897117136156175Sfc1 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
1953 m above ground
0-6 km bulk shear
93 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
201 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

444 
WWUS46 KOTX 061145
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
345 AM PST SUN FEB 6 2011

...A MOIST STORM SYSTEM WILL BRING HEAVY MOUNTAIN SNOW TODAY AND TONIGHT...

.A WARM FRONT WILL PASS THROUGH THE REGION TODAY BRINGING
STEADY LIGHT SNOW TO THE MOUNTAINS OF NORTH IDAHO TODAY. VALLEYS
WILL RECEIVE MINOR ACCUMULATIONS BEFORE SNOW MIXES WITH OR CHANGES
TO RAIN. A COLD FRONT TONIGHT WILL PROMOTE CONTINUING SNOW SHOWERS
IN THE MOUNTAINS THROUGH MONDAY MORNING LEADING TO HEAVY STORM
TOTAL ACCUMULATIONS. IN ADDITION WINDY AND GUSTY CONDITIONS
TONIGHT WILL LEAD TO BLOWING AND DRIFTING SNOW ON EXPOSED TERRAIN. 

IDZ001-004-061945-
/O.NEW.KOTX.WS.W.0004.110206T1800Z-110207T1800Z/
NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SCHWEITZER MOUNTAIN ROAD...
MULLAN...LOOKOUT PASS
345 AM PST SUN FEB 6 2011

...WINTER STORM WARNING IN EFFECT FROM 10 AM THIS MORNING TO
10 AM PST MONDAY ABOVE 4000 FEET...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM
WARNING ABOVE 4000 FEET FOR HEAVY SNOW...AND BLOWING SNOW
...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 10 AM PST
MONDAY.

* SNOW ACCUMULATIONS: 8 TO 14 INCHES ABOVE 4000 FEET. VALLEYS WILL
  RECEIVE 1 TO LOCALLY 3 INCHES TODAY BEFORE SNOW MIXES WITH OR
  CHANGES TO RAIN.

* ELEVATION: ABOVE 4000 FEET.

* TIMING: STEADY LIGHT SNOW WILL BEGIN THIS MORNING AND CONTINUE
  THROUGH THIS EVENING. SNOW SHOWERS WILL CONTINUE THROUGH
  TONIGHT AND INTO MONDAY MORNING.

* LOCATIONS INCLUDE: SCHWEITZER MOUNTAIN ROAD...MULLAN...
  LOOKOUT PASS

* WINDS: LIGHT TODAY...BECOMING WEST TO SOUTHWEST 20 TO 30 MPH TONIGHT.

* IMPACTS: HEAVY SNOW AND BLOWING SNOW WILL MAKE TRAVEL VERY
  HAZARDOUS IN THE MOUNTAINS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$
6 follow-up statements
474 
WWUS46 KOTX 061927
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1127 AM PST SUN FEB 6 2011

...A MOIST STORM SYSTEM WILL BRING HEAVY MOUNTAIN SNOW TODAY AND
TONIGHT...

.A WARM FRONT WILL PASS THROUGH THE REGION TODAY AND BRING STEADY
LIGHT SNOW TO THE MOUNTAINS OF NORTH IDAHO THIS AFTERNOON. VALLEYS
WILL RECEIVE MINOR ACCUMULATIONS BEFORE SNOW MIXES WITH OR CHANGES
TO RAIN. A COLD FRONT TONIGHT WILL PROMOTE CONTINUING SNOW SHOWERS
IN THE MOUNTAINS THROUGH MONDAY MORNING LEADING TO HEAVY STORM
TOTAL ACCUMULATIONS. IN ADDITION WINDY AND GUSTY CONDITIONS
TONIGHT WILL LEAD TO BLOWING AND DRIFTING SNOW ON EXPOSED TERRAIN.

IDZ001-004-070630-
/O.CON.KOTX.WS.W.0004.000000T0000Z-110207T1800Z/
NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SCHWEITZER MOUNTAIN ROAD...
MULLAN...LOOKOUT PASS
1127 AM PST SUN FEB 6 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST MONDAY
ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
10 AM PST MONDAY. 

* SNOW ACCUMULATIONS: 8 TO 14 INCHES ABOVE 4000 FEET. VALLEYS
  WILL RECEIVE 1 TO LOCALLY 3 INCHES TODAY BEFORE SNOW MIXES 
  WITH OR CHANGES TO RAIN. 

* ELEVATION: ABOVE 4000 FEET.

* TIMING: STEADY LIGHT SNOW WILL BEGIN THIS AFTERNOON AND CONTINUE
  THROUGH THIS EVENING. SNOW SHOWERS WILL CONTINUE THROUGH THE
  NIGHT AND INTO MONDAY MORNING.

* LOCATIONS INCLUDE: SCHWEITZER MOUNTAIN ROAD...MULLAN...
  LOOKOUT PASS 

* WINDS: LIGHT TODAY...BECOMING WEST TO SOUTHWEST 20 TO 30 MPH
  TONIGHT.

* IMPACTS: HEAVY SNOW AND BLOWING SNOW WILL MAKE TRAVEL VERY 
  HAZARDOUS IN THE MOUNTAINS...THIS EVENING AND OVERNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$
699 
WWUS46 KOTX 070617
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1017 PM PST SUN FEB 6 2011

...A MOIST STORM SYSTEM WILL BRING HEAVY MOUNTAIN SNOW TODAY AND
TONIGHT...

.A WARM FRONT BROUGHT STEADY LIGHT SNOW TO THE MOUNTAINS OF NORTH
IDAHO TODAY WITH MINOR ACCUMULATIONS IN THE VALLEYS. A COLD FRONT
TONIGHT WILL PROMOTE CONTINUING SNOW SHOWERS IN THE MOUNTAINS
THROUGH MONDAY MORNING LEADING TO HEAVY STORM TOTAL ACCUMULATIONS.
IN ADDITION WINDY AND GUSTY CONDITIONS TONIGHT WILL LEAD TO
BLOWING AND DRIFTING SNOW ON EXPOSED TERRAIN.

IDZ001-004-071500-
/O.CON.KOTX.WS.W.0004.000000T0000Z-110207T1800Z/
NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SCHWEITZER MOUNTAIN ROAD...
MULLAN...LOOKOUT PASS
1017 PM PST SUN FEB 6 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST MONDAY
ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
10 AM PST MONDAY. 

* SNOW ACCUMULATIONS: 8 TO 14 INCHES ABOVE 4000 FEET. VALLEYS WILL
  RECEIVE 1 TO LOCALLY 3 INCHES.

* ELEVATION: ABOVE 4000 FEET.

* TIMING: SNOW SHOWERS WILL CONTINUE THROUGH THE NIGHT AND INTO
  MONDAY MORNING.

* LOCATIONS INCLUDE: SCHWEITZER MOUNTAIN ROAD...MULLAN... 
  LOOKOUT PASS

* WINDS: WEST TO SOUTHWEST INCREASING TO 20 TO 30 MPH TONIGHT.

* IMPACTS: HEAVY SNOW AND BLOWING SNOW WILL MAKE TRAVEL VERY
  HAZARDOUS IN THE MOUNTAINS OVERNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$
317 
WWUS46 KOTX 071113
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
313 AM PST MON FEB 7 2011

...A MOIST STORM SYSTEM WILL BRING HEAVY MOUNTAIN SNOW TODAY AND
TONIGHT...

.CONTINUING DENSE SNOW SHOWERS WILL BRING FURTHER HEAVY
ACCUMULATIONS TO THE MOUNTAINS OF NORTH IDAHO TODAY. IN ADDITION
WINDY AND GUSTY CONDITIONS TONIGHT WILL LEAD TO BLOWING AND
DRIFTING SNOW ON EXPOSED TERRAIN. TONIGHT THE FLOW WILL BECOME
FAVORABLE FOR SIGNIFICANT SNOW ACCUMULATION ON THE CAMAS PRAIRIE.

IDZ001-004-071800-
/O.CON.KOTX.WS.W.0004.000000T0000Z-110207T1800Z/
NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...SCHWEITZER MOUNTAIN ROAD...
MULLAN...LOOKOUT PASS
313 AM PST MON FEB 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
10 AM PST THIS MORNING. 

* SNOW ACCUMULATIONS: 8 TO 14 INCHES ABOVE 4000 FEET. VALLEYS
  WILL RECEIVE 1 TO LOCALLY 3 INCHES. 

* ELEVATION: ABOVE 4000 FEET.

* TIMING: FREQUENT MODERATE TO HEAVY SNOW SHOWERS WILL CONTINUE
  THROUGH THIS MORNING.

* LOCATIONS INCLUDE: SCHWEITZER MOUNTAIN ROAD...MULLAN... 
  LOOKOUT PASS

* WINDS: WEST TO SOUTHWEST 20 TO 30 MPH.

* IMPACTS: HEAVY SNOW AND BLOWING SNOW WILL MAKE TRAVEL VERY 
  HAZARDOUS IN THE MOUNTAINS OVERNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ027-071915-
/O.NEW.KOTX.WW.Y.0011.110207T2100Z-110208T1200Z/
LEWIS AND SOUTHERN NEZ PERCE COUNTIES-
INCLUDING THE FOLLOWING LOCATIONS...CRAIGMONT...NEZPERCE...
WINCHESTER...SOLDIERS MEADOW ROAD
313 AM PST MON FEB 7 2011

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO
4 AM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 4 AM PST TUESDAY.

* SNOW ACCUMULATIONS: 1 TO 3 INCHES BELOW 3000 FEET. 3 TO 6 INCHES
  ABOVE 3000 FEET. 

* ELEVATION: HEAVIEST SNOW WILL FALL ABOVE 3000 FEET.

* TIMING: SNOW SHOWERS WILL BECOME MORE FREQUENT THIS AFTERNOON
  AND INTENSIFY TONIGHT. SNOW SHOWERS WILL TAPER OFF BY DAWN TUESDAY.

* LOCATIONS INCLUDE: CRAIGMONT...NEZPERCE...WINCHESTER...
  SOLDIERS MEADOW ROAD

* WINDS: NORTHWEST 5 TO 15 MPH.

* IMPACTS: SIGNIFICANT SNOW ACCUMULATION ON ROADS WILL MAKE 
  TRAVEL HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
843 
WWUS46 KOTX 071751
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
951 AM PST MON FEB 7 2011

...A MOIST STORM SYSTEM WILL BRING HEAVY MOUNTAIN SNOW TO THE AREA 
THIS AFTERNOON AND TONIGHT...

.CONTINUING DENSE SNOW SHOWERS WILL BRING FURTHER HEAVY
ACCUMULATIONS TO THE MOUNTAINS OF THE CENTRAL IDAHO PANHANDLE
MOUNTAINS THIS AFTERNOON AND THIS EVENING. IN ADDITION WINDY AND
GUSTY CONDITIONS WILL LEAD TO BLOWING AND DRIFTING SNOW ON
EXPOSED TERRAIN. TONIGHT THE FLOW WILL BECOME FAVORABLE FOR
SIGNIFICANT SNOW ACCUMULATION ON THE CAMAS PRAIRIE.

IDZ001-071900-
/O.CAN.KOTX.WS.W.0004.000000T0000Z-110207T1800Z/
NORTHERN PANHANDLE-
INCLUDING THE FOLLOWING LOCATIONS...SCHWEITZER MOUNTAIN ROAD
951 AM PST MON FEB 7 2011

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER
STORM WARNING. 

SNOW SHOWERS WILL CONTINUE THROUGH THE DAY FOR THE NORTHERN
PANHANDLE AREA WITH AN ADDITIONAL 1 TO 2 INCHES POSSIBLE...HOWEVER THE
HEAVIEST SNOW HAS PUSHED SOUTH OF THE AREA. THEREFORE THE WINTER
STORM WARNING HAS BEEN CANCELLED.

$$

IDZ004-080200-
/O.EXT.KOTX.WS.W.0004.000000T0000Z-110208T0600Z/
CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...MULLAN...LOOKOUT PASS
951 AM PST MON FEB 7 2011

...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 PM PST THIS
EVENING ABOVE 4000 FEET...

THE WINTER STORM WARNING ABOVE 4000 FEET IS NOW IN EFFECT UNTIL
10 PM PST THIS EVENING. 

* SNOW ACCUMULATIONS: 8 TO 14 INCHES ABOVE 4000 FEET. VALLEYS WILL
  RECEIVE 1 TO LOCALLY 3 INCHES.

* ELEVATION: ABOVE 4000 FEET.

* TIMING: FREQUENT MODERATE TO HEAVY SNOW SHOWERS WILL CONTINUE 
  THROUGH THIS MORNING.

* LOCATIONS INCLUDE: MULLAN...LOOKOUT PASS

* WINDS: WEST TO SOUTHWEST 20 TO 30 MPH.

* IMPACTS: HEAVY SNOW AND BLOWING SNOW WILL MAKE TRAVEL VERY 
  HAZARDOUS IN THE MOUNTAINS OVERNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ027-080200-
/O.CON.KOTX.WW.Y.0011.110207T2100Z-110208T1200Z/
LEWIS AND SOUTHERN NEZ PERCE COUNTIES-
INCLUDING THE FOLLOWING LOCATIONS...CRAIGMONT...NEZPERCE...
WINCHESTER...SOLDIERS MEADOW ROAD
951 AM PST MON FEB 7 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 4 AM PST TUESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 4 AM PST TUESDAY. 

* SNOW ACCUMULATIONS: 1 TO 3 INCHES BELOW 3000 FEET. 3 TO 6 
  INCHES ABOVE 3000 FEET. 

* ELEVATION: THE HEAVIEST SNOW WILL FALL ABOVE 3000 FEET.

* TIMING: SNOW SHOWERS WILL BECOME MORE FREQUENT THIS AFTERNOON 
  AND INTENSIFY TONIGHT. SNOW SHOWERS WILL TAPER OFF BY DAWN
  TUESDAY.

* LOCATIONS INCLUDE: CRAIGMONT...NEZPERCE...WINCHESTER...
  SOLDIERS MEADOW ROAD 

* WINDS: NORTHWEST 5 TO 15 MPH.

* IMPACTS: SIGNIFICANT SNOW ACCUMULATION ON ROADS WILL MAKE 
  TRAVEL HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
599 
WWUS46 KOTX 080122
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
522 PM PST MON FEB 7 2011

...A MOIST STORM SYSTEM WILL BRING HEAVY MOUNTAIN SNOW TO THE
AREA THIS AFTERNOON AND TONIGHT...

.NUMEROUS SNOW SHOWERS WILL CONTINUE TO BRING ACCUMULATING SNOW TO
THE MOUNTAINS OF THE CENTRAL IDAHO PANHANDLE MOUNTAINS THIS
EVENING. IN ADDITION GUSTY CONDITIONS WILL LEAD TO BLOWING AND
DRIFTING SNOW ON EXPOSED TERRAIN. TONIGHT CONDITIONS WILL BECOME
FAVORABLE FOR SIGNIFICANT SNOW ACCUMULATION ON THE CAMAS PRAIRIE.

IDZ004-080600-
/O.CON.KOTX.WS.W.0004.000000T0000Z-110208T0600Z/
CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...MULLAN...LOOKOUT PASS
522 PM PST MON FEB 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING ABOVE 4000 FEET...

A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL
10 PM PST THIS EVENING. 

* SNOW ACCUMULATIONS: 8 TO 14 INCHES ABOVE 4000 FEET. VALLEYS
  WILL RECEIVE 1 TO LOCALLY 3 INCHES. 

* ELEVATION: ABOVE 4000 FEET.

* TIMING: FREQUENT MODERATE TO HEAVY SNOW SHOWERS WILL CONTINUE
  THIS EVENING.

* LOCATIONS INCLUDE: MULLAN...LOOKOUT PASS

* WINDS: WEST TO SOUTHWEST 20 TO 30 MPH.

* IMPACTS: HEAVY SNOW AND BLOWING SNOW WILL MAKE TRAVEL VERY
  HAZARDOUS IN THE MOUNTAINS TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

IDZ027-080930-
/O.CON.KOTX.WW.Y.0011.000000T0000Z-110208T1200Z/
LEWIS AND SOUTHERN NEZ PERCE COUNTIES-
INCLUDING THE FOLLOWING LOCATIONS...CRAIGMONT...NEZPERCE...
WINCHESTER...SOLDIERS MEADOW ROAD
522 PM PST MON FEB 7 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
TUESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
TUESDAY. 

* SNOW ACCUMULATIONS: 1 TO 3 INCHES BELOW 3000 FEET. 3 TO 6 
  INCHES ABOVE 3000 FEET.

* ELEVATION: THE HEAVIEST SNOW WILL FALL ABOVE 3000 FEET.

* TIMING: SNOW SHOWERS WILL BECOME MORE FREQUENT THIS AFTERNOON 
  AND INTENSIFY TONIGHT. SNOW SHOWERS WILL TAPER OFF BY DAWN 
  TUESDAY.

* LOCATIONS INCLUDE: CRAIGMONT...NEZPERCE...WINCHESTER... 
  SOLDIERS MEADOW ROAD

* WINDS: NORTHWEST 5 TO 15 MPH.

* IMPACTS: SIGNIFICANT SNOW ACCUMULATION ON ROADS WILL MAKE 
  TRAVEL HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
845 
WWUS46 KOTX 080547
WSWOTX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
947 PM PST MON FEB 7 2011

...A MOIST STORM SYSTEM WILL BRING HEAVY MOUNTAIN SNOW TO THE
AREA THIS AFTERNOON AND TONIGHT...

.NUMEROUS SNOW SHOWERS WILL CONTINUE TO BRING ACCUMULATING SNOW
TO THE MOUNTAINS OF THE CENTRAL IDAHO PANHANDLE MOUNTAINS THIS
EVENING. IN ADDITION GUSTY CONDITIONS WILL LEAD TO BLOWING AND
DRIFTING SNOW ON EXPOSED TERRAIN. TONIGHT CONDITIONS WILL BECOME
FAVORABLE FOR SIGNIFICANT SNOW ACCUMULATION ON THE CAMAS PRAIRIE.

IDZ004-080700-
/O.EXP.KOTX.WS.W.0004.000000T0000Z-110208T0600Z/
CENTRAL PANHANDLE MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...MULLAN...LOOKOUT PASS
947 PM PST MON FEB 7 2011

...WINTER STORM WARNING WILL EXPIRE AT 10 PM PST THIS EVENING
ABOVE 4000 FEET...

THE WINTER STORM WARNING ABOVE 4000 FEET WILL EXPIRE AT 10 PM PST
THIS EVENING. SNOW ACROSS THE CENTRAL PANHANDLE MOUNTAINS HAS
DIMINISHED TO SCATTERED SNOW SHOWERS. ADDITIONAL SNOWFALL
ACCUMULATIONS WILL BE AN INCH OR LESS OVERNIGHT. 




$$

IDZ027-081400-
/O.EXT.KOTX.WW.Y.0011.000000T0000Z-110208T1800Z/
LEWIS AND SOUTHERN NEZ PERCE COUNTIES-
INCLUDING THE FOLLOWING LOCATIONS...CRAIGMONT...NEZPERCE...
WINCHESTER...SOLDIERS MEADOW ROAD
947 PM PST MON FEB 7 2011

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM PST
TUESDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* SNOW ACCUMULATIONS: 1 TO 3 INCHES BELOW 3000 FEET. 3 TO 6 
  INCHES ABOVE 3000 FEET.

* ELEVATION: THE HEAVIEST SNOW WILL FALL ABOVE 3000 FEET.

* TIMING: SNOW SHOWERS WILL CONTINUE THROUGH THE OVERNIGHT
  HOURS...THEN TAPER OFF BY 10 AM TUESDAY.

* LOCATIONS INCLUDE: CRAIGMONT...NEZPERCE...WINCHESTER... 
  SOLDIERS MEADOW ROAD

* WINDS: NORTHWEST 5 TO 15 MPH.

* IMPACTS: SIGNIFICANT SNOW ACCUMULATION ON ROADS WILL MAKE 
  TRAVEL HAZARDOUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 6, 3:52 AM PSTWind AdvisoryOTXBenewah, Latah, Nez Perce35 hr

Nearby

Winter Storm Warnings in Idaho, 2011Every winter storm warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.