Alert archive / Oregon / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 16, NWS Medford, OR
NWS Medford, OR issued this severe thunderstorm warning at Jul 27, 2010, 5:53 PM PDT for Jackson County, Oregon. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 27, 2010, 5:53 PM PDT (00:53 UTC)
- Expired
- Jul 27, 2010, 6:31 PM PDT
- In force
- 38 min
- Issued by
- NWS Medford, OR
- Area
- Storm-based polygon
County Jackson County, OR
The radar
The Medford radar (KMAX), 39 km from the middle of the area, began a volume at 00:53 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
Medford/Jackson, OR (KMFR), launched 00:00Z, 0.9 hours before the alert went out and 9 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
- 160 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 3204 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
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.
NWS Medford, OR wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 27, 1:12 PM PDT, 4 hours 41 minutes earlier.
Area forecast discussion, Jul 27, 1:12 PM PDT, 4 hours 41 minutes before
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</html>Hazardous weather outlook, Jul 27, 5:42 AM PDT, 12 hours 11 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MEDFORD OR 542 AM PDT TUE JUL 27 2010 ORZ617-621>625-280100- UMPQUA NATIONAL FOREST-SISKIYOU MOUNTAINS-EASTERN ROGUE VALLEY- SOUTHERN OREGON CASCADES-KLAMATH BASIN AND THE FREMONT- WINEMA NATIONAL FOREST- SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE AND WESTERN HARNEY COUNTIES- 542 AM PDT TUE JUL 27 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF OR. .DAY ONE...TODAY AND TONIGHT A RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT TONIGHT. SEE FIRE WEATHER MESSAGE FOR MORE SPECIFIC DETAILS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY THE PROBABILITY OF HAZARDOUS WEATHER IS LOW. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
In the hours before
Special weather statement, Jul 27, 1:57 PM PDT, 3 hours 56 minutes before
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</html>Special weather statement, Jul 27, 2:57 PM PDT, 2 hours 56 minutes before
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</html>Special weather statement, Jul 27, 3:13 PM PDT, 2 hours 40 minutes before
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</html>Special weather statement, Jul 27, 4:13 PM PDT, 1 hour 40 minutes before
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</html>Special weather statement, Jul 27, 4:17 PM PDT, 1 hour 36 minutes before
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</html>Local storm report, Jul 27, 5:45 PM PDT, 8 minutes before
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</html>The office that day
Everything else NWS Medford, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 5:00 PM PDT | Severe Thunderstorm Warning | MFR | Jackson, Klamath | 30 min |
| Jul 27, 5:01 PM PDT | Severe Thunderstorm Warning | MFR | Douglas, Klamath | 29 min |
| Jul 28, 3:52 AM PDT | Red Flag Warning | MFR | Harney, Klamath, Lake | 9 hr |
| Jul 28, 2:24 PM PDT | Small Craft Advisory for Winds | MFR | 13 days |
Nearby
Severe Thunderstorm Warnings in Oregon, 2010Every severe thunderstorm warning in 2010
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.