Alert archive / Washington / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 2, NWS Spokane, WA

June 14, 1986Asotin County, Washington

NWS Spokane, WA issued this severe thunderstorm warning at Jun 14, 1986, 3:20 PM PDT for Asotin County, Washington. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jun 14, 1986, 3:20 PM PDT (22:20 UTC)
Expired
Jun 14, 1986, 7:00 PM PDT
In force
4 hr
Issued by
NWS Spokane, WA
Area
Whole counties

County Asotin County, WA

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Spokane Intl Airport, WA (KGEG), launched 12:00Z, 10.3 hours before the alert went out and 161 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 Intl Airport, WA at 12:00Z on 1986-06-14Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Spokane Intl Airport, WA at 12:00Z on 1986-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.193958Sfc1 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
3148 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
66 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 14, 10:31 AM PDT, 4 hours 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE, WA
1022 AM PDT SAT JUN 14 1986

    A STRONG LOW PRESSURE AREA IS MOVING INTO WESTERN WASHINGTON THIS
MORNING.  COOLER MARINE AIR HAS BEGUN TO CROSS THE CASCADES AND IS
RESPONSIBLE FOR THE DEVELOPEMENT OF THUNDERSTORMS ACROSS EASTERN WASH-
INGTON AND THE NORTH IDAHO PANHANDLE.

    A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR BENEWAH AND SHOSHONE
COUNTIES.  AS THE STORMS DEVELOPE THIS AFiTERNOON THERE IS A POSSIBILITY
OF LARGE HAIL..DANGEROUS LIGHTNING AND DAMAGING WINDS.

    CONDITIONS IN THESE AREAS ARE BEING CLOSELY MONITORED AND FURTHER
STATEMENTS WILL BE ISSUED AS NEEDED.

END/SAVOY
Special weather statement, Jun 14, 11:15 AM PDT, 4 hours 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE, WA
1107 AM PDT SAT JUN 14 1986

    A STRONG LOW PRESSURE AREA IS MOVING INTO WESTERN WASHINGTON THIS
MORNING.  COOLER MARINE AIR HAS BEGUN TO CROSS THE CASCADES AND IS
RESPONSIBLE FOR THE DEVELOPEMENT OF THUNDERSTORMS ACROSS EASTERN WASH-
INGTON AND THE NORTH IDAHO PANHANDLE.

    A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR BENEWAH AND SHOSHONE
COUNTIES IN NORTH IDAHO AND FOR PEND OREILLE..SPOKANE..WHITMAN..GARFIELD
AND ASOTIN COUNTIES IN EASTERN WASHINGTON.  AS THE STORMS DEVELOPE THIS
AFTERNOON THERE IS A POSSIBILITY OF LARGE HAIL..DANGEROUS LIGHTNING AND
DAMAGING WINDS.

    CONDITIONS IN THESE AREAS ARE BEING CLOSELY MONITORED AND FURTHER
STATEMENTS WILL BE ISSUED AS NEEDED.

END/SAVOY

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 3:20 PM PDTSevere Thunderstorm WarningOTXColumbia, Garfield, Whitman4 hr
Jun 14, 3:53 PM PDTSevere Thunderstorm WarningOTXColumbia, Garfield67 min
Jun 14, 3:53 PM PDTSevere Thunderstorm WarningOTXAsotin67 min

Nearby

Severe Thunderstorm Warnings in Washington, 1986Every severe thunderstorm warning in 1986

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.