Southwest Trails/Grey's River Area Jackson Ranger District, POB 1689, Jackson WY 83001 Issued: Sat January 12, 2008 6:22 A G E N E R A L - A V A L A N C H E - A D V I S O R Y The General Avalanche Hazard is CONSIDERABLE. Northwest to southwest winds have formed soft slabs on leeward aspects. Weak layers of faceted snow persist deep in the snowpack. Soft slabs one to three feet in depth are likely to be easily triggered on steep wind loaded slopes and could step down through older hard snow to deeper weak layers. M O U N T A I N - W E A T H E R - P A S T - 2 4 - H O U R S 5:00 AM Temperature at 10,400': 9º F Maximum Temperature at 10,400' Past 24 Hours: 12º F Average Wind Direction at 10,400' Past 24 Hours: West-Northwesterly Average Wind Speed at 10,400' Past 24 Hours: 17 MPH Maximum Wind Gust at 10,400' Past 24 Hours: 32 MPH Snowfall/Prec. Past 24 Hours Blind Bull Meadow: 5"/ 0.25" Total Snow Depth 9,300´ Elevation Blind Bull Meadow: 58" Total Snowfall Starting October 1 Blind Bull Meadow: 141" Snowfall/Prec. Past 24 Hours Box Y Ranch: 10"/ 0.5" Total Snow Depth 6,300´ Elevation Box Y Ranch: 46" Total Snowfall Starting October 1 Box Y Ranch: 105" M O U N T A I N - W E A T H E R - F O R E C A S T - F O R - T O D A Y Overcast skies with a chance of some light snow. Temperature Forecast for 8,000´-9,000´: Rising into the 20's. Ridge Top Wind Forecast for 10,000´: West at 10 to 15 miles per hour. Snowfall Expected Next 24 Hours: 2"