Future

...WINDY AND BREEZY WITH CRITICAL RELATIVE HUMIDITY SATURDAY... .Windy conditions will develop with overlapping low relative humidity values Saturday across the Columbia Basin, Eastern Mountains, and Central Oregon. The National Weather Service in Pendleton has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Saturday morning through Saturday evening. * AFFECTED AREA...Fire Weather Zones 692 Northern Blue Mountains of Oregon, 692 Blue Mountains of Washington, 694 Grande Ronde

* WHAT...Dangerously hot conditions with high temperatures of 100 to 108 expected. * WHERE...Portions of central, south central, and southeast Montana and north central Wyoming. * WHEN...From Saturday afternoon through Saturday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. 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.

The National Weather Service in Billings has issued a Fire Weather Watch...which is in effect from Saturday afternoon through Sunday evening. * IMPACTS: Low humidities, hot temperatures, and breezy winds may create erratic fire behavior. * AFFECTED AREA: In South Central MT Fire Zones...123...124...125...126...127 128. * COUNTIES AFFECTED: In Central MT...Golden Valley...Musselshell...Wheatland. In South Central MT...Carbon...Park...Stillwater...Sweet Grass Yellowstone.

...DRY COLD FRONTAL PASSAGE SATURDAY... Elevated fire weather conditions as a dry cold front moves through the region. Winds begin to rise Saturday afternoon, although mostly remain 15 to 20 mph with 25 to 30 mph gusts. The frontal passage itself will occur overnight, bringing 30 to 40 mph gusts through Eastern Oregon. At the same time, minimum RHs across the area are well below 20%, down to 10% in the high desert. While the winds here increase overnight, RHs rise out of the 10-20%

...DRY COLD FRONTAL PASSAGE SATURDAY... Elevated fire weather conditions as a dry cold front moves through the region. Winds begin to rise Saturday afternoon, although mostly remain 15 to 20 mph with 25 to 30 mph gusts. The frontal passage itself will occur overnight, bringing 30 to 40 mph gusts through Eastern Oregon. At the same time, minimum RHs across the area are well below 20%, down to 10% in the high desert. While the winds here increase overnight, RHs rise out of the 10-20%

...DRY COLD FRONTAL PASSAGE SATURDAY... Elevated fire weather conditions as a dry cold front moves through the region. Winds begin to rise Saturday afternoon, although mostly remain 15 to 20 mph with 25 to 30 mph gusts. The frontal passage itself will occur overnight, bringing 30 to 40 mph gusts through Eastern Oregon. At the same time, minimum RHs across the area are well below 20%, down to 10% in the high desert. While the winds here increase overnight, RHs rise out of the 10-20%

...WINDY AND BREEZY WITH CRITICAL RELATIVE HUMIDITY SATURDAY... .Windy conditions will develop with overlapping low relative humidity values Saturday across the Columbia Basin and Eastern Wallowa County. * AFFECTED AREA...Fire Weather Zones 691 Lower Columbia Basin of Oregon, 691 Lower Columbia Basin of Washington, 693 Canyon Grasslands of Wallowa County and 693 Southeast Washington Grande Ronde Valley. * TIMING...From Saturday morning through Saturday evening. * WINDS...West 20 to 30 mph with gusts up to 40 mph.

* WHAT...Dangerously hot conditions with temperatures up to 105 possible and overnight lows in the low to mid-70s. * WHERE...Northern Wasatch Front, Salt Lake Valley, Tooele and Rush Valleys, Utah Valley, and Western Uinta Basin. * WHEN...From Saturday afternoon through Sunday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* AFFECTED AREA...Eastern Glacier/Toole/Central/Eastern Pondera/Liberty, Hill and Blaine Counties, Lewis and Clark National Forest Rocky Mountain District-Rocky Mountain Front, Chouteau and Fergus Counties, Lincoln Ranger District of the Helena National Forest, Central and Eastern Lewis and Clark National Forest Areas and Helena and Townsend Ranger Districts of the Helena National Forest. * WINDS...West 15 to 25 mph, with gusts up to 50 mph. Along the

* WHAT...West winds 30 to 40 mph, with gusts up to 60 mph possible. Isolated wind gusts up to 75 mph along the immediate eastern slopes of the Rocky Mountain Front. * WHERE...East Glacier Park Region, Northern High Plains, and Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...From Saturday evening through Sunday morning. * IMPACTS...Travel could be difficult, especially for high profile vehicles. Recreationists should be aware of any trees that could fall while establishing camps or hiking.