Weather Alerts for Southwest HighlandsIssued by the National Weather Service |
 FIRE WEATHER WATCH |
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| SOUTHWEST HIGHLANDS | ||
Areas Affected: Owyhee Mountains - Burns BLM - Steens Mountain - Southern Grasslands |
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| Effective: Thu, 7/30 8:13am | Updated: Thu, 7/30 2:45pm | Urgency: Future |
| Expires: Fri, 7/31 2:00pm | Severity: Severe | Certainty: Possible |
Details:
...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% range with cooling temps. Thus, while the watch is limited to Saturday afternoon and evening, gusty winds will continue overnight including areas currently outside the fire weather watch. The National Weather Service in Boise has issued a Fire Weather Watch for winds and low relative humidities, which is in effect from Saturday afternoon through Saturday evening. * AFFECTED AREA...In Idaho, Fire Weather Zone 423 Owyhee Mountains. In Oregon, Fire Weather Zones 670 Burns BLM, 671 Steens Mountain and 672 Southern Grasslands. * TIMING...From Saturday afternoon through Saturday evening. * WINDS...West 15 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...6 to 14 percent. * TEMPERATURES...90 to 100 degrees. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. Information: A Fire Weather Watch means that critical fire weather conditions are possible. Listen for later forecasts and possible Red Flag Warnings. |
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 AIR QUALITY ALERT |
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| SOUTHWEST HIGHLANDS | ||
Areas Affected: Ada, ID - Adams, ID - Boise, ID - Canyon, ID - Elmore, ID - Gem, ID - Owyhee, ID - Payette, ID - Valley, ID - Washington, ID |
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| Effective: Thu, 7/30 1:16pm | Updated: Thu, 7/30 2:45pm | Urgency: Unknown |
| Expires: Fri, 7/31 1:00pm | Severity: Unknown | Certainty: Unknown |
Details:
* WHAT...Air Quality Advisory because of degraded air quality. Air Quality Index is forecast to be Very Unhealthy. * WHERE...Ada, Adams, Boise, Canyon, Elmore, Gem, Owyhee, Payette, Valley, and Washington Counties. * WHEN...UNTIL 2 PM MDT FRIDAY. * IMPACTS...Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects. Information: Air pollutants can cause breathing difficulties for children, the elderly, as well as persons with respiratory problems. Those individuals who are sensitive to increased particulate matter or smoke are encouraged to avoid prolonged or strenuous outdoor activity during this advisory. Open burning is prohibited by air quality rule. It is also recommended that all other individuals limit prolonged or strenuous activity outdoors. THIS STATEMENT IS ISSUED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY, AIR QUALITY GROUP FOR MORE INFORMATION, CONTACT DEQ's Boise Regional Office at (208) 373-0550. |
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| AIR QUALITY ALERT |
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| SOUTHWEST HIGHLANDS | ||
Areas Affected: Ada, ID - Adams, ID - Boise, ID - Canyon, ID - Elmore, ID - Gem, ID - Owyhee, ID - Payette, ID - Valley, ID - Washington, ID |
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| Effective: Wed, 7/29 11:44am | Updated: Thu, 7/30 2:45pm | Urgency: Unknown |
| Expires: Fri, 7/31 1:00pm | Severity: Unknown | Certainty: Unknown |
Details:
* WHAT...Air Quality Advisory because of degraded air quality. Air Quality Index is forecast to be Very Unhealthy. * WHERE...Ada, Adams, Boise, Canyon, Elmore, Gem, Owyhee, Payette, Valley, and Washington Counties. * WHEN...UNTIL 2 PM MDT FRIDAY. * IMPACTS...Members of sensitive groups may experience health effects. The general public is not likely to be affected. Information: Air pollutants can cause breathing difficulties for children, the elderly, as well as persons with respiratory problems. Those individuals who are sensitive to increased particulate matter or smoke are encouraged to avoid prolonged or strenuous outdoor activity during this advisory. Open burning is prohibited by air quality rule. It is also recommended that all other individuals limit prolonged or strenuous activity outdoors. THIS STATEMENT IS ISSUED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY, AIR QUALITY GROUP FOR MORE INFORMATION, CONTACT DEQ's Boise Regional Office at (208) 373-0550. |
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| AIR QUALITY ALERT |
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| SOUTHWEST HIGHLANDS | ||
Areas Affected: Ada, ID - Adams, ID - Boise, ID - Canyon, ID - Elmore, ID - Gem, ID - Owyhee, ID - Payette, ID - Valley, ID - Washington, ID |
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| Effective: Wed, 7/29 11:35am | Updated: Thu, 7/30 2:45pm | Urgency: Unknown |
| Expires: Fri, 7/31 1:00pm | Severity: Unknown | Certainty: Unknown |
Details:
* WHAT...Air Quality Advisory because of degraded air quality. Air Quality Index is forecast to be Very Unhealthy. * WHERE...Ada, Adams, Boise, Canyon, Elmore, Gem, Owyhee, Payette, Valley, and Washington Counties. * WHEN...UNTIL 2 PM MDT FRIDAY. * IMPACTS...Air Quality is acceptable; however for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution. Information: Air pollutants can cause breathing difficulties for children, the elderly, as well as persons with respiratory problems. Those individuals who are sensitive to increased particulate matter or smoke are encouraged to avoid prolonged or strenuous outdoor activity during this advisory. Open burning is prohibited by air quality rule. It is also recommended that all other individuals limit prolonged or strenuous activity outdoors. THIS STATEMENT IS ISSUED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY, AIR QUALITY GROUP FOR MORE INFORMATION, CONTACT DEQ's Boise Regional Office at (208) 373-0550. |
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