Hot and moist air at low levels combined with an upper level disturbance to spawn many thunderstorms over southwest Oregon on this date.  The winds were not strong...but heavy rain and large hail created problems across the area.

Flood in JACKSON, OREGON
From 17-AUG-10 16:10:00 to 17-AUG-10 18:00:00 (PST-8)
Location: CENTRAL PT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A spotter and a member of the public both reported street flooding in Central Point following a thunderstorm with heavy rain.  A major intersection was flooded and some roads were closed for a brief period of time.

Hail in JACKSON, OREGON
From 17-AUG-10 15:18:00 to 17-AUG-10 15:23:00 (PST-8)
Location: MEDFORD
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

This employee also reported 0.96 inches of rain.

Hail in JACKSON, OREGON
From 17-AUG-10 15:18:00 to 17-AUG-10 15:23:00 (PST-8)
Location: CENTRAL PT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Hail in JACKSON, OREGON
From 17-AUG-10 15:25:00 to 17-AUG-10 15:30:00 (PST-8)
Location: MEDFORD
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Reported by Scott Lewis at KDRV television station.

Hail in JACKSON, OREGON
From 17-AUG-10 15:25:00 to 17-AUG-10 15:30:00 (PST-8)
Location: CENTRAL PT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Hail in JACKSON, OREGON
From 17-AUG-10 15:25:00 to 17-AUG-10 15:30:00 (PST-8)
Location: (MFR)MEDFORD ARPT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Lots of 1/2 inch hail with hail as large as 3/4 inches in diameter was reported by NWS contract workers on Biddle Road in Medford.  Hail cracked their windshield while driving 30 mph.

Hail in JACKSON, OREGON
From 17-AUG-10 15:29:00 to 17-AUG-10 15:34:00 (PST-8)
Location: CENTRAL PT
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in JACKSON, OREGON
From 17-AUG-10 15:54:00 to 17-AUG-10 15:59:00 (PST-8)
Location: (MFR)MEDFORD ARPT
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Hail in JACKSON, OREGON
From 17-AUG-10 15:54:00 to 17-AUG-10 15:59:00 (PST-8)
Location: BUTTE FALLS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JACKSON, OREGON
From 17-AUG-10 15:55:00 to 17-AUG-10 16:00:00 (PST-8)
Location: MEDFORD
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JACKSON, OREGON
From 17-AUG-10 16:23:00 to 17-AUG-10 16:28:00 (PST-8)
Location: MEDFORD
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter 1 mile from the airport on Merriman Road reported hail that dented the roof of his car.  He also measured 0.20 inches of rain.

Hail in KLAMATH, OREGON
From 17-AUG-10 16:25:00 to 17-AUG-10 16:30:00 (PST-8)
Location: CRATER LAKE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Hail in KLAMATH, OREGON
From 17-AUG-10 16:25:00 to 17-AUG-10 16:30:00 (PST-8)
Location: CRATER LAKE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

The ground was covered with hail.

Hail in JACKSON, OREGON
From 17-AUG-10 15:18:00 to 17-AUG-10 15:23:00 (PST-8)
Location: VOORHIES
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Hail in JACKSON, OREGON
From 17-AUG-10 15:18:00 to 17-AUG-10 15:23:00 (PST-8)
Location: TOLO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

This spotter also reported 0.80 inches of rain.