Alert archive / Idaho / Wind Advisories in 2021

Wind Advisory 8, NWS Spokane, WA

April 12, 2021Bonner County, Boundary County, Kootenai County, Idaho

NWS Spokane, WA issued this wind advisory at Apr 12, 2021, 12:30 PM PDT for Bonner County, Boundary County, Kootenai County, Idaho. It took effect at Apr 13, 2021, 8:00 AM PDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Apr 12, 2021, 12:30 PM PDT (19:30 UTC)
In effect from
Apr 13, 2021, 8:00 AM PDT
Expired
Apr 13, 2021, 2:11 PM PDT
In force
6 hr
Issued by
NWS Spokane, WA

Counties Bonner County, ID, Boundary County, ID, Kootenai County, ID

The radar

The Spokane radar (KOTX), 100 km from the middle of the area, began a volume at 19:29 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, 7.5 hours before the alert went out and 62 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 2021-04-12Temperature 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 2021-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 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
2496 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
46 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

305 
WWUS76 KOTX 121930
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
1230 PM PDT Mon Apr 12 2021

WAZ034-035-044-130330-
/O.NEW.KOTX.DU.Y.0002.210413T1800Z-210414T0300Z/
Moses Lake Area-Upper Columbia Basin-Waterville Plateau-
Including the cities of Moses Lake, Ephrata, Othello, Quincy, 
Ritzville, Grand Coulee, Odessa, Wilbur, Coulee City, Waterville,
and Mansfield
1230 PM PDT Mon Apr 12 2021

...BLOWING DUST ADVISORY IN EFFECT FROM 11 AM TO 8 PM PDT
TUESDAY...

* WHAT...Visibility between one quarter mile and one mile in 
  blowing dust expected.

* WHERE...Moses Lake Area, Upper Columbia Basin and Waterville 
  Plateau.

* WHEN...From 11 AM to 8 PM PDT Tuesday.

* IMPACTS...Hazardous driving conditions due to reduced
  visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not drive into an area of blowing dust.
Remember, Pull Aside, Stay Alive.

&&

$$

IDZ001-002-130330-
/O.NEW.KOTX.WI.Y.0008.210413T1500Z-210414T0300Z/
Northern Panhandle-Coeur d'Alene Area-
Including the cities of Sandpoint, Rathdrum, Bonners Ferry, 
Priest River, Eastport, Coeur d'Alene, Post Falls, Hayden, 
and Worley
1230 PM PDT Mon Apr 12 2021

...WIND ADVISORY IN EFFECT FROM 8 AM TO 8 PM PDT TUESDAY...

* WHAT...Northeast winds 20 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...Northern Panhandle and Coeur d'Alene Area.

* WHEN...From 8 AM to 8 PM PDT Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
3 follow-up statements
440 
WWUS76 KOTX 122159
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
259 PM PDT Mon Apr 12 2021

WAZ034-035-044-131300-
/O.CON.KOTX.DU.Y.0002.210413T1800Z-210414T0300Z/
Moses Lake Area-Upper Columbia Basin-Waterville Plateau-
Including the cities of Moses Lake, Ephrata, Othello, Quincy, 
Ritzville, Grand Coulee, Odessa, Wilbur, Coulee City, Waterville,
and Mansfield
259 PM PDT Mon Apr 12 2021

...BLOWING DUST ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM PDT
TUESDAY...

* WHAT...Visibility between one quarter mile and one mile in 
  blowing dust expected.

* WHERE...Waterville Plateau, Moses Lake Area and Upper Columbia 
  Basin.

* WHEN...From 11 AM to 8 PM PDT Tuesday.

* IMPACTS...Hazardous driving conditions due to reduced 
  visibility.

* Additional Details...Blowing dust is expected to be most
  concentrated across the Moses Lake Area, including the stretch
  of Interstate 90 from George through Moses Lake. Travel is not 
  recommended during the afternoon hours when blowing dust is most
  likely to occur.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not drive into an area of blowing dust.
Remember, Pull Aside, Stay Alive.

&&

$$

IDZ001-002-131300-
/O.CON.KOTX.WI.Y.0008.210413T1500Z-210414T0300Z/
Northern Panhandle-Coeur d'Alene Area-
Including the cities of Sandpoint, Rathdrum, Bonners Ferry, 
Priest River, Eastport, Coeur d'Alene, Post Falls, Hayden, 
and Worley
259 PM PDT Mon Apr 12 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM TO 8 PM PDT
TUESDAY...

* WHAT...Northeast winds 20 to 30 mph with gusts up to 40 mph 
  expected.

* WHERE...Coeur d'Alene Area and Northern Panhandle.

* WHEN...From 8 AM to 8 PM PDT Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
508 
WWUS76 KOTX 130944
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
244 AM PDT Tue Apr 13 2021

WAZ034-035-044-132300-
/O.CON.KOTX.DU.Y.0002.210413T1800Z-210414T0300Z/
Moses Lake Area-Upper Columbia Basin-Waterville Plateau-
Including the cities of Moses Lake, Ephrata, Othello, Quincy, 
Ritzville, Grand Coulee, Odessa, Wilbur, Coulee City, Waterville,
and Mansfield
244 AM PDT Tue Apr 13 2021

...BLOWING DUST ADVISORY REMAINS IN EFFECT FROM 11 AM THIS
MORNING TO 8 PM PDT THIS EVENING...

* WHAT...Visibility between one quarter mile and one mile in 
  blowing dust expected.

* WHERE...Waterville Plateau, Moses Lake Area and Upper Columbia 
  Basin.

* WHEN...From 11 AM to 8 PM PDT Tuesday.

* IMPACTS...Localized visibility reductions especially near fields
  that have been recently planted or worked.

* ADDITIONAL DETAILS...Blowing dust is expected to be most
  concentrated around Moses Lake, Warden and Othello late this
  morning into this afternoon. Motorists on Interstate 90, State
  Route 26, and State Route 17 should drive with caution and be 
  prepared for localized visibility reductions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not drive into an area of blowing dust.
Remember, Pull Aside, Stay Alive.

&&

$$

IDZ001-002-132300-
/O.CON.KOTX.WI.Y.0008.210413T1500Z-210414T0300Z/
Northern Panhandle-Coeur d'Alene Area-
Including the cities of Sandpoint, Rathdrum, Bonners Ferry, 
Priest River, Eastport, Coeur d'Alene, Post Falls, Hayden, 
and Worley
244 AM PDT Tue Apr 13 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 8 PM
PDT THIS EVENING...

* WHAT...Northeast winds 25 to 30 mph with localized gusts of 45 
  mph expected.

* WHERE...The Highway 95 corridor from Sandpoint to Rathdrum to
  Post Falls. The Priest Lake area.

* WHEN...From 8 AM to 8 PM PDT Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and scattered power outages may
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
991 
WWUS76 KOTX 132111
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
211 PM PDT Tue Apr 13 2021

IDZ001-002-132215-
/O.CAN.KOTX.WI.Y.0008.000000T0000Z-210414T0300Z/
Northern Panhandle-Coeur d'Alene Area-
Including the cities of Sandpoint, Rathdrum, Bonners Ferry, 
Priest River, Eastport, Coeur d'Alene, Post Falls, Hayden, 
and Worley
211 PM PDT Tue Apr 13 2021

...WIND ADVISORY IS CANCELLED...

Wind has decreased through the Idaho Panhandle valleys to 
generally less than 20 mph overall. Northeast wind will continue 
the rest of the afternoon and overnight on into Wednesday and will
be breezy at times.

$$

WAZ034-035-044-140300-
/O.CON.KOTX.DU.Y.0002.000000T0000Z-210414T0300Z/
Moses Lake Area-Upper Columbia Basin-Waterville Plateau-
Including the cities of Moses Lake, Ephrata, Othello, Quincy, 
Ritzville, Grand Coulee, Odessa, Wilbur, Coulee City, Waterville,
and Mansfield
211 PM PDT Tue Apr 13 2021

...BLOWING DUST ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...

* WHAT...Visibility between one quarter mile and one mile in 
  blowing dust expected in localized areas.

* WHERE...Waterville Plateau, Moses Lake Area and Upper Columbia 
  Basin.

* WHEN...Until 8 PM PDT Tuesday.

* IMPACTS...Localized visibility reductions especially near 
  fields that have been recently planted or worked.

* ADDITIONAL DETAILS...Blowing dust will continue to occur this
  afternoon into early evening hours. is expected to be most
  concentrated around Moses Lake, Warden and south of Ritzville
  toward Lind and Connell. Motorists on Interstate 90, State Route
  26, and State Route 17 and Interstate 395 should drive with 
  caution and be prepared for localized visibility reductions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not drive into an area of blowing dust.
Remember, Pull Aside, Stay Alive.

&&

$$

Nearby

Wind Advisories in Idaho, 2021Every wind advisory 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.