Weather Warnings for Idaho

Current Watches, Warnings and Advisories for Idaho Issued by the National Weather Service
Alerts Updated: September 18, 2020, 2:23 pm  UTC


Red Flag Warning issued September 18 at 2:23PM MDT until September 18 at 9:00PM MDT by NWS

Summary: ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR GUSTY WINDS, LOW RELATIVE HUMIDITY, A HAINES INDEX OF 6, AND POOR OVERNIGHT HUMIDITY RECOVERY FOR FIRE WEATHER ZONES 410, 411, 413, 422, 425, 427, 475, AND 476... * AFFECTED AREA...Fire Weather Zone 410 Upper Snake River Valley/Idaho Falls BLM, Fire Weather Zone 411 Centennial
Severity:  Severe    Effective:  September 18, 2020, 2:23 pm      Expires:  September 18, 2020, 9:00 pm
Area:  Caribou Range, Caribou NF; Centennial Mountains and Snake River Range, Targhee NF; East Salmon River Mountains, Salmon NF; Goose Creek and Raft River Valley, Southern Sawtooth NF, Twin Falls BLM south of the Snake River; Lemhi and Lost River Range, Challis NF; Middle Snake River Valley, Twin Falls BLM north of the Snake River; Sawtooth Range, Northern Sawtooth NF; Upper Snake River Valley, Idaho Falls BLM


Air Quality Alert issued September 18 at 12:55PM MDT by NWS

Summary: What...Air Pollution Forecast and Caution Where...Lemhi County When...Through Monday 2 pm mdt. The Idaho Department of Environmental Quality (DEQ) has continued an Air Quality Advisory to notify residents of Lemhi County of degraded air quality. Due to wildfire, health impacts may occur. BURNING
Severity:  Unknown    Effective:  September 16, 2020, 2:40 pm      Expires:  September 21, 2020, 2:00 pm
Area:  Lemhi


Air Quality Alert issued September 18 at 11:34AM MDT by NWS

Summary: ...AIR QUALITY ALERT continues through 10 AM PDT SATURDAY... An Air Quality Alert has been issued by the following agencies: Idaho Department of Environmental Quality Nez Perce Tribe Coeur d`Alene Tribe Kootenai Tribe of Idaho
Severity:  Unknown    Effective:  September 16, 2020, 2:40 pm      Expires:  September 19, 2020, 12:00 pm
Area:  Benewah; Bonner; Boundary; Kootenai; Latah; Lewis; Nez Perce; Shoshone


Air Quality Alert issued September 18 at 11:06AM MDT by NWS

Summary: The Idaho Department of Environmental Quality (DEQ) has continued an Air Pollution Forecast and Caution to notify residents of Clearwater and Idaho Counties outside of reservation boundaries of degraded air quality. Due to wildfire, health impacts may occur. BURNING RESTRICTIONS ARE IN EFFECT. Air quality is expected to remain in the Unhealthy category. The pollutant of concern is Fine Particulate
Severity:  Unknown    Effective:  September 16, 2020, 2:40 pm      Expires:  September 19, 2020, 12:00 pm
Area:  Clearwater; Idaho


Air Quality Alert issued September 18 at 10:54AM MDT by NWS

Summary: ...AN AIR POLLUTION FORECAST AND CAUTION FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY REMAINS IN EFFECT... Due to wildfire smoke, the air quality is expected to fluctuate between moderate and unhealthy in Blaine, Cassia, Lincoln, and Minidoka counties of Idaho. This advisory will remain in effect until air quality has significantly improved.
Severity:  Unknown    Effective:  September 16, 2020, 2:40 pm      Expires:  September 21, 2020, 3:00 pm
Area:  Blaine; Cassia; Lincoln; Minidoka


Red Flag Warning issued September 17 at 8:55PM MDT until September 18 at 9:00PM MDT by NWS

Summary: ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT FRIDAY FOR... HIGH HAINES FOR WESTERN PAYETTE NATIONAL FOREST...EASTERN PAYETTE NATIONAL FOREST...NORTHERN BOISE NATIONAL FOREST AND SOUTHERN BOISE NATIONAL FOREST/WESTERN SAWTOOTH NATIONAL FOREST...WHICH ARE FIRE WEATHER ZONES 401...402...403 AND 421... * WIND...South 5 to 15 MPH with gusts up to 25 MPH Friday
Severity:  Severe    Effective:  September 17, 2020, 8:55 pm      Expires:  September 18, 2020, 9:00 pm
Area:  Eastern Payette National Forest; Northern Boise National Forest; Southern Boise, Western Sawtooth NF, including the Camas Prairie; Western Payette National Forest


Red Flag Warning issued September 17 at 8:55PM MDT until September 18 at 9:00PM MDT by NWS

Summary: ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT FRIDAY FOR...GUSTY WINDS AND LOW RELATIVE HUMIDITIES FOR OWYHEE MOUNTAINS AND SOUTHERN HIGHLANDS...WHICH ARE FIRE WEATHER ZONES 423 AND 426... * WIND...Southwest 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...Minimum readings of 12 to 22 percent.
Severity:  Severe    Effective:  September 18, 2020, 12:00 pm      Expires:  September 18, 2020, 9:00 pm
Area:  Owyhee Mountains; Southern Highlands


Air Quality Alert issued September 16 at 2:40PM MDT by NWS

Summary: ...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR SOUTHWEST IDAHO... The Idaho Department of Environmental Quality has issued a Red (unhealthy) Air Quality Advisory for southwest Idaho and the Treasure Valley due to elevated pollutant levels associated with wildfire smoke impacts. This advisory will remain in effect until air
Severity:  Unknown    Effective:  September 16, 2020, 2:40 pm      Expires:  September 18, 2020, 3:00 pm
Area:  Ada; Adams; Boise; Camas; Canyon; Elmore; Gem; Gooding; Jerome; Owyhee; Payette; Twin Falls; Valley; Washington