Expected

The National Weather Service in Billings has issued a Red Flag Warning...which is in effect from noon Saturday to midnight MDT Saturday night. The Fire Weather Watch is no longer in effect. * IMPACTS: Low humidities, hot temperatures, and increasing thunderstorm activity will create erratic fire behavior and new fire starts. * AFFECTED AREA: In North Central WY Fire Zones...274...284. In South Central MT Fire Zones...123...124...125...126...127 128...129.

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM MDT THIS EVENING FOR SCATTERED THUNDERSTORMS FOR FIRE WEATHER ZONE 427... ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 9 PM MDT SATURDAY FOR SCATTERED THUNDERSTORMS FOR FIRE WEATHER ZONES 410, 413, AND 427... The National Weather Service in Pocatello has issued a Red Flag Warning for scattered thunderstorms, which is in effect from 1 PM to 9 PM MDT Saturday. * AFFECTED AREA...Fire Weather Zone 427 Goose Creek and Raft

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM MDT THIS EVENING FOR SCATTERED THUNDERSTORMS FOR FIRE WEATHER ZONE 427... ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 9 PM MDT SATURDAY FOR SCATTERED THUNDERSTORMS FOR FIRE WEATHER ZONES 410, 413, AND 427... The National Weather Service in Pocatello has issued a Red Flag Warning for scattered thunderstorms, which is in effect from 1 PM to 9 PM MDT Saturday. * AFFECTED AREA...Fire Weather Zone 427 Goose Creek and Raft

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM MDT THIS EVENING FOR SCATTERED THUNDERSTORMS FOR FIRE WEATHER ZONE 427... ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 9 PM MDT SATURDAY FOR SCATTERED THUNDERSTORMS FOR FIRE WEATHER ZONES 410, 413, AND 427... The National Weather Service in Pocatello has issued a Red Flag Warning for scattered thunderstorms, which is in effect from 1 PM to 9 PM MDT Saturday. * AFFECTED AREA...Fire Weather Zone 410 Upper Snake River

* WHAT...Dangerously hot conditions with high temperatures of 98 to 108, hottest over eastern Montana. Saturday is expected to be the hottest day. * WHERE...Portions of central, south central, and southeast Montana and north central Wyoming. * WHEN...Until 9 PM MDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Dangerously hot daytime temperatures combined with warm overnight low temperatures will produce cumulative heat

* WHAT...Dangerously hot conditions expected below 4000 feet, with daytime temperatures around 105 degrees at Havasupai Gardens, and 112 to 114 degrees at Phantom Ranch. * WHERE...Lower elevations of the Grand Canyon. * WHEN...Until 8 PM MST Sunday. * IMPACTS...Most individuals will be at risk for heat-related illnesses without effective cooling or adequate hydration, especially with prolonged outdoor exposure. This warning is reserved for only the hottest days of the year and is

* WHAT...Dangerously hot conditions, with daytime temperatures 105 to 110 expected. * WHERE...Marble and Glen Canyons. * WHEN...Until 8 PM MST /9 PM MDT/ Sunday. * IMPACTS...Most individuals will be at risk for heat-related illnesses without effective cooling or adequate hydration, especially with prolonged outdoor exposure. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 9 PM MDT SATURDAY DUE TO LIGHTNING AND WIND, LOW RELATIVE HUMIDITY FOR EAST BEAVERHEAD... The National Weather Service in Missoula MT has issued a Red Flag Warning. * AFFECTED AREA...Fire Weather Zone 111. * TIMING...From 1 PM to 9 PM MDT Saturday. * WINDS...Southwest winds 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...Relative Humidity between 15 to 25 percent. * THUNDERSTORMS...Isolated to scattered thunderstorms producing minimal precipitation. Erratic outflow winds of 55 to 65 mph

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 101 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 103 possible. * WHERE...Pope and Stevens Counties. * WHEN...For the Extreme Heat Warning, from noon Saturday to noon CDT Sunday. For the Extreme Heat Watch, from Sunday afternoon through Sunday evening. * IMPACTS...Heat-related illnesses increase significantly during extreme heat and high humidity events.

* WHAT...Dangerously hot conditions with heat index values up to 102 expected. Overnight lows will remain in the mid 70s. * WHERE...Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, and Washington Counties. * WHEN...From noon Saturday to 6 AM CDT Monday. * IMPACTS...Heat-related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.