Aggregator

* WHAT...Dangerously hot conditions through Saturday, especially across lower elevations. Hot conditions continue on Sunday for the Heat Advisory. * WHERE...In Idaho, Upper Weiser River. In Oregon, Malheur County. * WHEN...For the Excessive Heat Warning, until midnight MDT /11 PM PDT/ Saturday night. For the Heat Advisory, from midnight MDT /11 PM PDT/ Saturday night to midnight MDT /11 PM PDT/ Sunday night. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

* WHAT...Hot conditions during the day for the valleys. Highs 95 to 104. Overnight lows will be in the upper 50s to upper 60s. * WHERE...Portions of North and North Central Idaho and Central, East Central, North Central, Northeast, and Southeast Washington. * WHEN...From noon today to 10 PM PDT Sunday. * IMPACTS...Hot temperatures may cause heat illnesses.

...CHANCE OF THUNDERSTORMS SOUTHEAST OREGON THIS WEEKEND... .Fire weather concerns will shift to the threat of thunderstorms this weekend, particularly over southeast Oregon. * AFFECTED AREA...Fire Weather Zones 642 Southern Blue and Strawberry Mountains and 644 Central Blue Mountains. * IMPACTS...New fire starts with cloud-to-ground lightning should be expected with any storms that develop. Gusty outflow winds will threaten fires with rapid growth. * THUNDERSTORMS...Any storms that develop will initially have little to no rainfall. * OUTFLOW WINDS...Gusts of 25 to 35 mph possible.

...HOT, DRY, AND BREEZY CONDITIONS CONTINUE THROUGH THE Kittitas VALLEY... ...CHANCE OF THUNDERSTORMS SOUTHEAST OREGON THIS WEEKEND... .Breezy winds and low humidity will continue in the Kittitas Valley this afternoon and evening. Fire weather concerns will shift to the threat of thunderstorms this weekend, particularly over southeast Oregon. * AFFECTED AREA...Fire Weather Zone 690 Kittitas Valley. * WINDS...Northwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 16 percent. * IMPACTS...Breezy conditions combined with low RHs will result in rapid fire spread and extreme fire behavior.

...HOT, DRY, AND BREEZY CONDITIONS CONTINUE THROUGH THE Kittitas VALLEY... ...CHANCE OF THUNDERSTORMS SOUTHEAST OREGON THIS WEEKEND... .Breezy winds and low humidity will continue in the Kittitas Valley this afternoon and evening. Fire weather concerns will shift to the threat of thunderstorms this weekend, particularly over southeast Oregon. The National Weather Service in Pendleton has issued a Fire Weather Watch for abundant lightning, which is in effect from Saturday afternoon through Sunday evening. * AFFECTED AREA...Fire Weather Zones 642 Southern Blue and Strawberry Mountains and 644 Central Blue Mountains. * IMPACTS...New fire starts with cloud-to-ground lightning should be expected with any storms that develop. Gusty outflow winds will threaten fires with rapid growth. * THUNDERSTORMS...Any storms that develop will initially have little to no rainfall. * OUTFLOW WINDS...Gusts of 25 to 35 mph possible.

...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 285 AND 624... The National Weather Service in Medford has replaced the Fire Weather Watch with a Red Flag Warning, which is in effect from 2 PM to 8 PM PDT Friday. A Fire Weather Watch has also been issued. This Fire Weather Watch is in effect from Saturday afternoon through Sunday evening. * AFFECTED AREA...For the Red Flag Warning, portions of the Fremont- Winema National Forest in Oregon fire zone 624 and northern portions of the Modoc National Forest in California fire zone 285. For the Fire Weather Watch, all areas. * WIND...Southwest 15 to 20 mph gusting 25 to 35 mph. * HUMIDITY...8 to 12 percent. * THUNDERSTORMS...Isolated to scattered high based storms that are likely to be mostly dry or have little precipitation. Lightning strikes outside of precipitation cores are possible and cause for concern. * OUTFLOW WINDS...Gusts up to 35 mph. * ADDITIONAL INFORMATION...The best chance for storms will be Saturday afternoon into Saturday evening, then again Sunday afternoon into Sunday evening. No storms are expected later Saturday evening through Sunday morning. * DETAILED URL...View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 284 AND 625... The National Weather Service in Medford has issued a Red Flag Warning, which is in effect from 2 PM to 8 PM PDT Friday. a Fire Weather Watch has also been issued. This Fire Weather Watch is in effect from Saturday afternoon through Sunday evening. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. * AFFECTED AREA...For the Red Flag Warning, Fire weather zone 625. This includes most of northern, central and eastern Lake County, and northeast portion of Fire Zone 284. For the Fire Weather Watch, all areas. * WIND...Southwest 20 to 25 with gust between 30 and 35 mph. * HUMIDITY...7 to 11 percent. * DETAILED URL...View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr * THUNDERSTORMS...Isolated to scattered high based storms that are likely to be mostly dry or have little precipitation. Lightning strikes outside of precipitation cores are possible and cause for concern. * OUTFLOW WINDS...Gusts up to 35 mph.

...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 285 AND 624... The National Weather Service in Medford has replaced the Fire Weather Watch with a Red Flag Warning, which is in effect from 2 PM to 8 PM PDT Friday. A Fire Weather Watch has also been issued. This Fire Weather Watch is in effect from Saturday afternoon through Sunday evening. * AFFECTED AREA...For the Red Flag Warning, portions of the Fremont- Winema National Forest in Oregon fire zone 624 and northern portions of the Modoc National Forest in California fire zone 285. For the Fire Weather Watch, all areas. * WIND...Southwest 15 to 20 mph gusting 25 to 35 mph. * HUMIDITY...8 to 12 percent. * THUNDERSTORMS...Isolated to scattered high based storms that are likely to be mostly dry or have little precipitation. Lightning strikes outside of precipitation cores are possible and cause for concern. * OUTFLOW WINDS...Gusts up to 35 mph. * ADDITIONAL INFORMATION...The best chance for storms will be Saturday afternoon into Saturday evening, then again Sunday afternoon into Sunday evening. No storms are expected later Saturday evening through Sunday morning. * DETAILED URL...View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 284 AND 625... The National Weather Service in Medford has issued a Red Flag Warning, which is in effect from 2 PM to 8 PM PDT Friday. a Fire Weather Watch has also been issued. This Fire Weather Watch is in effect from Saturday afternoon through Sunday evening. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. * AFFECTED AREA...For the Red Flag Warning, Fire weather zone 625. This includes most of northern, central and eastern Lake County, and northeast portion of Fire Zone 284. For the Fire Weather Watch, all areas. * WIND...Southwest 20 to 25 with gust between 30 and 35 mph. * HUMIDITY...7 to 11 percent. * DETAILED URL...View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr * THUNDERSTORMS...Isolated to scattered high based storms that are likely to be mostly dry or have little precipitation. Lightning strikes outside of precipitation cores are possible and cause for concern. * OUTFLOW WINDS...Gusts up to 35 mph.

* WHAT...High temperatures of 95 to 105 degrees and lows of 55 to 65 are expected. * WHERE...Josephine and Jackson counties and eastern Curry County. This includes the entire Rogue Valley and the cities of Medford, Grants Pass, Cave Junction, and Butte Falls. * WHEN...Until 9 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Area rivers will be cold and can cause shock to swimmers.

* WHAT...High temperatures of 95 to 102 degrees with lows in the mid to upper 50s expected. * WHERE...In California, Modoc County and eastern Siskiyou County. This includes the cities and communities of Macdoel, Tulelake, Pondosa, Bray, Tennant, Dorris, Tionesta, Alturas, and Adin. In Oregon, Klamath and Lake counties. This includes the cities of Klamath Falls, Chemult, Summer Lake, Chiloquin, Malin, Keno, Sprague River, and Lakeview. * WHEN...Until 9 PM PDT Saturday. * IMPACTS...Hot temperatures may cause heat illnesses. Area rivers will be cold and can cause shock to swimmers.

* WHAT...For the Excessive Heat Warning, dangerously hot conditions with temperatures up to 105. For the Heat Advisory, temperatures up to 101 expected. * WHERE...In Idaho, Upper Weiser River. In Oregon, Malheur County. * WHEN...For the Excessive Heat Warning, until midnight MDT /11 PM PDT/ Saturday night. For the Heat Advisory, from midnight MDT /11 PM PDT/ Saturday night to midnight MDT /11 PM PDT/ Sunday night. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

* WHAT...For the Excessive Heat Warning, dangerously hot conditions with temperatures up to 101. For the Heat Advisory, temperatures up to 99 expected. * WHERE...Baker County. * WHEN...For the Excessive Heat Warning, until 11 PM PDT Saturday. For the Heat Advisory, from 11 PM Saturday to 11 PM PDT Sunday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

* WHAT...Dangerously hot conditions through Saturday, especially across lower elevations. * WHERE...In Idaho, Lower Treasure Valley ID. In Oregon, Oregon Lower Treasure Valley. * WHEN...Until midnight MDT Sunday night. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

* WHAT...For the Excessive Heat Warning, dangerously hot conditions with temperatures up to 105. For the Heat Advisory, temperatures up to 101 expected. * WHERE...In Idaho, Upper Weiser River. In Oregon, Malheur County. * WHEN...For the Excessive Heat Warning, until midnight MDT /11 PM PDT/ Saturday night. For the Heat Advisory, from midnight MDT /11 PM PDT/ Saturday night to midnight MDT /11 PM PDT/ Sunday night. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

* WHAT...For the Excessive Heat Warning, dangerously hot conditions with temperatures up to 101. For the Heat Advisory, temperatures up to 99 expected. * WHERE...Baker County. * WHEN...For the Excessive Heat Warning, until 11 PM PDT Saturday. For the Heat Advisory, from 11 PM Saturday to 11 PM PDT Sunday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

* WHAT...Hot conditions through Saturday, especially across lower elevations. * WHERE...Portions of south central and southwest Idaho and southeast Oregon. * WHEN...Until midnight MDT /11 PM PDT/ Saturday night. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

...Potential for abundant lightning this weekend... The National Weather Service in Boise has issued a Fire Weather Watch for lightning, which is in effect from Saturday afternoon through Sunday evening. * Thunderstorms...Scattered storms with little to no precipitation and abundant lightning are possible Saturday and Sunday. * Outflow Winds...Up to 50 MPH possible. * Timing...From Saturday afternoon through Sunday evening.

An Air Quality Alert has been issued by the following agencies: Washington Department of Ecology An Air Quality Alert, issued for all of Chelan county plus the Methow Valley down to Brewster in Okanogan county on Tuesday 7/9/2024, remains in effect until further notice, due to expected smoke from the Pioneer fire and other regional wildfires. Particulate matter (PM2.5) may reach Unhealthy and Unhealthy for Sensitive Groups levels. Health Impacts and Recommended Actions: When air quality is Unhealthy, everyone should reduce exposure. Limit time outside, avoid strenuous activity, and follow tips for cleaner indoor air. When air quality is Unhealthy for Sensitive Groups, sensitive groups should take steps to reduce exposure. Limit time outside, avoid strenuous outdoor activity, and follow tips for cleaner indoor air. Everyone should watch for symptoms as a sign to reduce exposure. Agricultural and outdoor burning restrictions are in effect.

...HOT, DRY, AND BREEZY CONDITIONS CONTINUE THROUGH THE CASCADE GAPS... Hot and dry conditions are expected to persist for the next several days, however breezy winds are largely expected to subside for most of the forecast area, save for the Cascade Gaps. Gusts are expected to reach 30 to 40 mph across the Kittitas Valley, where a Red Flag Warning remains in effect. For the rest of the area, winds may contain a slight breeze, but are largely expected to remain below critical thresholds. * AFFECTED AREA...Fire Weather Zone 690 Kittitas Valley. * WINDS...Northwest 15 to 20 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Breezy conditions combined with low RHs will result in rapid fire spread and extreme fire behavior.