Marble and Glen Canyons

Fire Weather Warning  Statement as of 4:57 am MST on May 12, 2008

... Red flag warning in effect from 9 am this morning to 7 PM MST this evening due to strong wind and low humidity... The National Weather Service in Flagstaff has issued a red flag warning... which is in effect from 9 am this morning to 7 PM MST this evening. A low pressure system developing over the Great Basin will bring strong southwest winds to eastern Arizona today. Sustained wind speeds of 20 to 30 mph with gusts from 35 to 45 mph are expected... along with minimum relative humidities from 5 to 10 percent. Humidities will rise above critical levels after 7 PM MST... although breezy conditions will continue overnight. A red flag warning means that critical fire weather conditions are either occurring now... or will during the warning period. A combination of strong winds and low relative humidities will create explosive fire growth potential. Please notify field crews of this red flag warning.

Record Report  Statement as of 10:30 am MST on May 11, 2008

... Record high low temperatures for northern Arizona on may 10 2008... City (period of record) new high low previous record/year Grand Canyon np N rim (1926 - 2008) 51 51 (tied) in 1958 Grand Canyon np S rim (1904 - 2008) 51 50 in 2000 ... Record high temperatures for northern Arizona on may 10 2008... City (period of record) new high previous record/year Grand Canyon np N rim (1926 - 2008) 75 73 in 2001 These records are preliminary pending official reports.