Alert archive / Oregon / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 9, NWS Medford, OR

May 2, 2026Douglas County, Oregon

NWS Medford, OR issued this severe thunderstorm warning at May 2, 2026, 6:59 PM PDT for Douglas County, Oregon. It was in force for 46 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: May 2, 2026, 6:59 PM PDT (01:59 UTC)
Expired: May 2, 2026, 7:45 PM PDT
In force: 46 min
Issued by: NWS Medford, OR
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Douglas County, OR

The radar

The Medford radar (KMAX), 139 km from the middle of the area, began a volume at 01:59 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, 2.0 hours before the alert went out and 106 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: 450 J/kg
Mixed-layer CIN: -80 J/kg
Mixed-layer LCL: 2577 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 47 m²/s²
0-3 km storm-relative helicity: 89 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

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 May 2, 2:18 PM PDT, 4 hours 41 minutes earlier.

Area forecast discussion, May 2, 2:18 PM PDT, 4 hours 41 minutes before

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In the hours before

Special weather statement, May 2, 2:07 PM PDT, 4 hours 52 minutes before

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Special weather statement, May 2, 5:25 PM PDT, 1 hour 34 minutes before

Special Weather Statement
National Weather Service Medford OR
525 PM PDT Sat May 2 2026

ORZ025>028-030100-
Siskiyou Mountains and Southern Oregon Cascades OR-
South Central Oregon Cascades OR-Jackson County OR-
Eastern Douglas County Foothills OR-
525 PM PDT Sat May 2 2026

...A strong thunderstorm will impact portions of southeastern Douglas
and northeastern Jackson Counties through 600 PM PDT...

At 525 PM PDT, Doppler radar was tracking a strong thunderstorm over
Prospect State Scenic Viewpoint, or 22 miles southwest of Crater
Lake. This storm was nearly stationary.

HAZARD...Winds in excess of 30 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Joseph Stewart State Park, Prospect, and Prospect State Scenic
Viewpoint.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 4278 12236 4265 12241 4269 12277 4295 12259
TIME...MOT...LOC 0025Z 111DEG 4KT 4273 12250

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH

CC

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 5:25 PM PDT	Special Weather Statement	MFR	Jackson	35 min
May 2, 7:46 PM PDT	Special Weather Statement	MFR	Douglas	29 min
May 3, 1:12 PM PDT	Special Weather Statement	MFR	Douglas	33 min
May 3, 1:37 PM PDT	Special Weather Statement	MFR	Douglas	23 min
May 3, 3:24 PM PDT	Special Weather Statement	MFR	Jackson	51 min
May 3, 3:35 PM PDT	Special Weather Statement	MFR	Jackson	40 min
May 3, 4:01 PM PDT	Special Weather Statement	MFR	Josephine	44 min
May 3, 4:16 PM PDT	Special Weather Statement	MFR	Jackson	44 min
May 3, 4:35 PM PDT	Special Weather Statement	MFR	Jackson	40 min
May 3, 4:42 PM PDT	Special Weather Statement	MFR	Josephine	48 min
May 3, 4:56 PM PDT	Special Weather Statement	MFR	Josephine	49 min

Nearby

Severe Thunderstorm Warnings in Oregon, 2026 Every severe thunderstorm warning in 2026

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.