rfc gis workshopwilmington, ohio (ohrfc)july 17 – 19, 2007 wildfire boundaries acquisition, usage,...
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RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Wildfire BoundariesAcquisition, Usage, and Web Display
Daniel KozlowskiHAS MeteorologistCalifornia Nevada River Forecast Center
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Acquisition
• USGS Anonymous FTP Server ( ftp.geomac.gov )
• Data Available for the Period 2000 to Current Year
• ALL Regions of the United States Are Available
Wildfires Are Not Just An Issue In the West!
• Directory Structure…
/outgoing/yyyy_fire_data/StateName/FireName
Wildfire Boundaries
For Example…
2007 California Angora
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Wildfire Boundaries
Example 1: Angora Fire (South Lake Tahoe – June 2007)
• 3,100 Acres Burned
• 242 Residences and 67 Commercial Structures Destroyed
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Wildfire Boundaries
Example 2: Big Turnaround Fire (SE GA / NE FL– Apr to Jul 2007)
• Approximately 390,000 Acres Burned
• At Least 18 Homes Destroyed and Parts of Okefenokee National Wildlife Refuge
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Timeline of Wildfire to Debris Flow
• Grand Prix Fire – Began October 21, 2003
• Old Fire – Began October 25, 2003
• Fires Merged on October 26, 2003
• Affected Lytle Creek, Cable Canyon, and Waterman Canyon Areas
Wildfire Boundaries
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Wildfire Boundaries
Timeline of Wildfire to Debris Flow
• 100 Percent Containment on November 8, 2003
• Approximately 150,000 Acres Burned
• Over 1100 Homes and 10 Commercial Buildings Destroyed
• Four Fatalities and Forty Injuries Due to Fire
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Timeline of Wildfire to Debris Flow
• Nearly 10” of Rainfall Over the Burn Areas on Christmas Day
• Gage Data: Lytle Creek – 8.58” and Devore Water Co – 5.79”
• 33 of 34 Basins In Foothills of San Bernardino Mountains Filled With Debris
• Hardest Hit Basins: Lytle Creek, Cable Canyon, and Waterman Canyon
Wildfire Boundaries
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Lytle Creek
Courtesy of Google Earth
Wildfire Boundaries
• Rainfall Rates Up To 1.00” / Hour
• Flash Flooding and Debris Flows Observed As Trees, Rocks, and Mud Flowed Across Several Roads and Highways
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Cable Canyon
Courtesy of Google Earth
Wildfire Boundaries
• Rainfall Rates .20” to .70” / Hour
• Flash Flood and Debris Flow Resulted in a Mudslide
• Moved Thru a KOA Campground
• 2 People, 1 Bear, and 1 Horse Killed
• 32 Travel Trailers, Multiple Vehicles, and Roads Destroyed
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Waterman Canyon
Courtesy of Google Earth
Wildfire Boundaries
• Rainfall Rates .20” to .70” / Hour
• Resulted in Mud, Water, and Rock Slides in the Canyon
• Moved Through Saint Sofia Camp Killing 14 People
• Debris Flow Destroyed 2 Bridges and Finally Spanned Out Just North of the city of San Bernardino
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Wildfire Boundaries
Use of GIS Data on Internet Graphics
• Precipitation Gage Graphics
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Wildfire Boundaries
Use of GIS Data on Internet Graphics
• Precipitation Grid Graphics (QPE and QPF)
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Wildfire Boundaries
Use of GIS Data on Internet Graphics
• Flash Flood Guidance Adjustments
– In coordination with USGS, initial FFG of 0.25” to 0.50” per hour over 2003 burn areas
Oct 2003 Cedar Fire - San Diego County
> Second Largest Fire in California History
> Nearly 725,000 Acres Burned
> Over 3500 Homes Destroyed
> 15 People Killed
RFC GIS Workshop Wilmington, Ohio (OHRFC)July 17 – 19, 2007
Wildfire Boundaries
Use of GIS Data on AWIPS
• D2D Background Map