Alert archive / Oregon / High Surf Advisories in 2016

High Surf Advisory 22, NWS Medford, OR

October 12, 2016Coos County, Curry County, Douglas County, Oregon

NWS Medford, OR issued this high surf advisory at Oct 12, 2016, 10:40 AM PDT for Coos County, Curry County, Douglas County, Oregon. It took effect at Oct 14, 2016, 5:00 AM PDT. It was in force for .

The area

The counties it named.

The facts

Issued: Oct 12, 2016, 10:40 AM PDT (17:40 UTC)
In effect from: Oct 14, 2016, 5:00 AM PDT
Expired: Oct 13, 2016, 8:52 AM PDT
In force
Issued by: NWS Medford, OR

Counties Coos County, OR, Curry County, OR, Douglas County, OR

The radar

The Medford radar (KMAX), 135 km from the middle of the area, began a volume at 17:38 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, 5.7 hours before the alert went out and 108 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1121 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: -9 m²/s²
0-3 km storm-relative helicity: 47 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this high surf 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 high surf advisory went out at Oct 12, 3:33 AM PDT, 7 hours 7 minutes earlier.

Area forecast discussion, Oct 12, 3:33 AM PDT, 7 hours 7 minutes before

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The office that day

Everything else NWS Medford, OR issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 11, 5:53 PM PDT	Gale Warning	MFR		53 hr
Oct 11, 5:53 PM PDT	Small Craft Advisory	MFR		41 hr
Oct 11, 5:53 PM PDT	Storm Warning	MFR		53 hr
Oct 11, 6:12 PM PDT	High Surf Warning	MFR	Coos, Curry, Douglas	4 days
Oct 12, 2:24 AM PDT	High Wind Watch	MFR	Coos, Curry, Douglas, Jackson, Josephine, Klamath and 1 more	51 hr
Oct 12, 2:42 AM PDT	Storm Watch	MFR		37 hr
Oct 12, 10:40 AM PDT	High Surf Advisory	MFR	Coos, Curry, Douglas	22 hr
Oct 12, 3:03 PM PDT	Flood Watch	MFR	Curry	38 hr
Oct 12, 11:03 AM PDT	Flash Flood Watch	MFR	Siskiyou	42 hr

Nearby

High Surf Advisories in Oregon, 2016 Every high surf advisory in 2016

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.