Alert archive / Oregon / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 2, NWS Medford, OR
NWS Medford, OR issued this severe thunderstorm warning at Jul 21, 1995, 4:38 PM PDT for Jackson County, Josephine County, Oregon. It was in force for 52 min.
The area
The counties it named.
The facts
- Issued
- Jul 21, 1995, 4:38 PM PDT (23:38 UTC)
- Expired
- Jul 21, 1995, 5:30 PM PDT
- In force
- 52 min
- Issued by
- NWS Medford, OR
- Area
- Whole counties
Counties Jackson County, OR, Josephine County, OR
The nearest sounding before it
Medford/Jackson, OR (KMFR), launched 12:00Z, 11.6 hours before the alert went out and 28 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.
- Mixed-layer CAPE
- 489 J/kg
- Mixed-layer CIN
- -177 J/kg
- Mixed-layer LCL
- 1016 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- -2 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMFR 212339 RRA SVRMFR ORC029-033-220030- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MEDFORD OR 438 PM PDT FRI JUL 21 1995 THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM PDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST OREGON ...NORTHWESTERN JACKSON COUNTY ...NORTHEASTERN JOSEPHINE COUNTY AT 435 PM SEVERE THUNDERSTORMS WERE IN THE SEXTON MOUNTAIN AND EVANS VALLEY AREAS. THESE STORMS WERE PRODUCING DIME SIZE HAIL...STRONG WINDS AND HEAVY RAIN. THE STORMS WERE MOVING SLOWLY TOWARD THE NORTHWEST. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
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, Jul 21, 12:31 PM PDT, 4 hours 7 minutes before
ORC029-033-035-037-212330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEDFORD OR 1231 PM PDT FRI JUL 21 1995 ... THUNDERSTORMS BUILDING OVER SOUTHERN OREGON ... MOIST AND UNSTABLE AIR OVER SOUTHWEST AND SOUTH CENTRAL OREGON HAS COMBINED WITH DAYTIME HEATING TO PRODUCE THUNDERSTORM ACTIVITY OVER THE AREA. THESE STORMS WILL CONTINUE TO BUILD THROUGH THE EVENING HOURS...INCREASING IN INTENSITY. THE THUNDERSTORMS WILL BE ACCOMPANIED BY HEAVY RAIN SHOWERS WHICH COULD PRODUCE SOME LOCALIZED FLOODING. IN ADDITION...SOME OF THE STORMS WILL BE ACCOMPANIED BY HAIL AND WIND GUSTS TO NEAR 40 MPH. BE AWARE OF CHANGING CONDITIONS AND SEEK SHELTER SHOULD A STORM APPROACH YOUR AREA. CONSULT NOAA WEATHER RADIO OR YOUR FAVORITE NEWS SOURCE FOR FURTHER INFORMATION ON WEATHER DEVELOPMENTS. ADDITIONAL STATEMENTS OR WARNINGS WILL BE ISSUED AS CONDITIONS WARRANT. GETTMAN WSO MEDFORD
Special weather statement, Jul 21, 12:32 PM PDT, 4 hours 6 minutes before
ORC029-033-035-037-212330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEDFORD OR 1231 PM PDT FRI JUL 21 1995 ... THUNDERSTORMS BUILDING OVER SOUTHERN OREGON ... MOIST AND UNSTABLE AIR OVER SOUTHWEST AND SOUTH CENTRAL OREGON HAS COMBINED WITH DAYTIME HEATING TO PRODUCE THUNDERSTORM ACTIVITY OVER THE AREA. THESE STORMS WILL CONTINUE TO BUILD THROUGH THE EVENING HOURS...INCREASING IN INTENSITY. THE THUNDERSTORMS WILL BE ACCOMPANIED BY HEAVY RAIN SHOWERS WHICH COULD PRODUCE SOME LOCALIZED FLOODING. IN ADDITION...SOME OF THE STORMS WILL BE ACCOMPANIED BY HAIL AND WIND GUSTS TO NEAR 40 MPH. BE AWARE OF CHANGING CONDITIONS AND SEEK SHELTER SHOULD A STORM APPROACH YOUR AREA. CONSULT NOAA WEATHER RADIO OR YOUR FAVORITE NEWS SOURCE FOR FURTHER INFORMATION ON WEATHER DEVELOPMENTS. ADDITIONAL STATEMENTS OR WARNINGS WILL BE ISSUED AS CONDITIONS WARRANT. GETTMAN WSO MEDFORD
Nearby
Severe Thunderstorm Warnings in Oregon, 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.