Alert archive / Oregon / Heat Advisories in 2017
Heat Advisory 2, NWS Medford, OR
NWS Medford, OR issued this heat advisory at Jun 22, 2017, 3:00 PM PDT for 6 counties in Oregon; Siskiyou County, California. It took effect at Jun 24, 2017, 11:00 AM PDT. It was in force for 33 hr.
The area
The counties it named.
The facts
- Issued
- Jun 22, 2017, 3:00 PM PDT (22:00 UTC)
- In effect from
- Jun 24, 2017, 11:00 AM PDT
- Expired
- Jun 25, 2017, 8:00 PM PDT
- In force
- 33 hr
- Issued by
- NWS Medford, OR
Counties Siskiyou County, CA, Coos County, OR, Curry County, OR, Douglas County, OR, Jackson County, OR, Josephine County, OR, Klamath County, OR
The radar
The Medford radar (KMAX), 65 km from the middle of the area, began a volume at 21:58 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 12:00Z, 10.0 hours before the alert went out and 36 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1701 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- -51 m²/s²
- 0-3 km storm-relative helicity
- -78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this heat advisory 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 heat advisory went out at Jun 22, 2:59 PM PDT, 1 minute earlier.
Area forecast discussion, Jun 22, 2:59 PM PDT, 1 minute 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 |
|---|---|---|---|---|
| Jun 22, 2:29 PM PDT | Red Flag Warning | MFR | Curry | 20 hr |
| Jun 22, 3:00 PM PDT | Excessive Heat Warning | MFR | Coos, Curry, Douglas, Jackson, Josephine, Klamath | 3 days |
Nearby
Heat Advisories in Oregon, 2017Heat Advisories in California, 2017Every heat advisory in 2017
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.