Alert archive / Idaho / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 49, NWS Boise, ID

June 19, 1995Cassia County, Idaho

NWS Boise, ID issued this severe thunderstorm warning at Jun 19, 1995, 5:25 AM MDT for Cassia County, Idaho. It was in force for 20 min.

The area

The counties it named.

The facts

Issued
Jun 19, 1995, 5:25 AM MDT (11:25 UTC)
Expired
Jun 19, 1995, 5:45 AM MDT
In force
20 min
Issued by
NWS Boise, ID
Area
Whole counties

County Cassia County, ID

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 00:00Z, 11.4 hours before the alert went out and 219 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, Salt Lake City I, UT at 00:00Z on 1995-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLLFCEL10008507005003002001001 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, Salt Lake City I, UT at 00:00Z on 1995-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 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
3 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
2864 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
94 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 19, 12:30 AM MDT, 4 hours 55 minutes before
IDZ001-005-190730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOISE ID
1231 AM MDT MON JUN 19 1995

AT 1225 AM MDT RADAR INDICATED SEVERAL STRONG THUNDERSTORMS. THE
STRONGEST STORM WAS LOCATED 50 MILES SOUTHWEST OF BOISE OR NEAR TRIANGLE
IN OWYHEE COUNTY. THIS STORM SHOWED SOME INDICATION OF CONTAINING HAIL.
THIS STORM WAS MOVING TO THE NORTHEAST AT 30 MILES AN HOUR.

ANOTHER STORNG STORM WAS LOCATED JUST SOUTH OF KUNA OR 15 MILES SOUTHWESOF BOISE.  THIS STORM SHOULD AFFECT BOISE AND MERIDIAN AROUND 1 AM.

THESE THUNDERSTORMS MAY CONTAIN BRIEF HEAVY RAIN...SMALL HAIL
FREQUENT LIGHTNING AND STRONG GUSTY WINDS.  IF THUNDERSTORMS
APPROACH YOUR VICINITY...TAKE SHELTER IN A STURDY B.UILDING AWAY
FROM WINDOWS AND ELECTRIC APPLIANCES.  IF YOU ARE ENGAGED IN
OUTDOOR ACTIVITIES...MOVE INDOORS OR INTO A COVERED AUTOMOBILE.
Special weather statement, Jun 19, 12:31 AM MDT, 4 hours 54 minutes before
IDZ001-005-190730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOISE ID
1231 AM MDT MON JUN 19 1995

AT 1225 AM MDT RADAR INDICATED SEVERAL STRONG THUNDERSTORMS. THE
STRONGEST STORM WAS LOCATED 50 MILES SOUTHWEST OF BOISE OR NEAR TRIANGLE
IN OWYHEE COUNTY. THIS STORM SHOWED SOME INDICATION OF CONTAINING HAIL.
THIS STORM WAS MOVING TO THE NORTHEAST AT 30 MILES AN HOUR.

ANOTHER STORNG STORM WAS LOCATED JUST SOUTH OF KUNA OR 15 MILES SOUTHWESOF BOISE.  THIS STORM SHOULD AFFECT BOISE AND MERIDIAN AROUND 1 AM.

THESE THUNDERSTORMS MAY CONTAIN BRIEF HEAVY RAIN...SMALL HAIL
FREQUENT LIGHTNING AND STRONG GUSTY WINDS.  IF THUNDERSTORMS
APPROACH YOUR VICINITY...TAKE SHELTER IN A STURDY BUILDING AWAY
FROM WINDOWS AND ELECTRIC APPLIANCES.  IF YOU ARE ENGAGED IN
OUTDOOR ACTIVITIES...MOVE INDOORS OR INTO A COVERED AUTOMOBILE.
Special weather statement, Jun 19, 12:31 AM MDT, 4 hours 54 minutes before
IDZ001-005-190730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOISE ID
1231 AM MDT MON JUN 19 1995

AT 1225 AM MDT RADAR INDICATED SEVERAL STRONG THUNDERSTORMS. THE
STRONGEST STORM WAS LOCATED 50 MILES SOUTHWEST OF BOISE OR NEAR TRIANGLE
IN OWYHEE COUNTY. THIS STORM SHOWED SOME INDICATION OF CONTAINING HAIL.
THIS STORM WAS MOVING TO THE NORTHEAST AT 30 MILES AN HOUR.

ANOTHER STORNG STORM WAS LOCATED JUST SOUTH OF KUNA OR 15 MILES SOUTHWEST
OF BOISE.  THIS STORM SHOULD AFFECT BOISE AND MERIDIAN AROUND 1 AM.

THESE THUNDERSTORMS MAY CONTAIN BRIEF HEAVY RAIN...SMALL HAIL
FREQUENT LIGHTNING AND STRONG GUSTY WINDS.  IF THUNDERSTORMS
APPROACH YOUR VICINITY...TAKE SHELTER IN A STURDY< BUILDING AWAY
FROM WINDOWS AND ELECTRIC APPLIANCES.  IF YOU ARE ENGAGED IN
OUTDOOR ACTIVITIES...MOVE INDOORS OR INTO A COVERED AUTOMOBILE.

The office that day

Everything else NWS Boise, ID issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 18, 9:00 PM MDTSevere Thunderstorm WarningBOIGooding44 min
Jun 19, 1:01 AM MDTSevere Thunderstorm WarningBOIAda, Owyhee44 min
Jun 19, 2:29 AM MDTFlash Flood WarningBOIAda, Elmore, Owyhee61 min
Jun 19, 2:29 AM MDTSevere Thunderstorm WarningBOIAda, Elmore, Owyhee61 min
Jun 19, 2:39 AM MDTTornado WarningBOIElmore25 min
Jun 19, 3:26 AM MDTSevere Thunderstorm WarningBOICassia49 min
Jun 19, 4:07 AM MDTSevere Thunderstorm WarningBOICassia53 min

Nearby

Severe Thunderstorm Warnings in Idaho, 1995Every severe thunderstorm warning in 1995

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.