Weather Alerts for Southwest HighlandsIssued by the National Weather Service |
 RED FLAG WARNING |
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| SOUTHWEST HIGHLANDS | ||
Areas Affected: Upper Snake River Valley/Idaho Falls BLM - Caribou Range/Caribou NF - Middle Snake River Valley/Twin Falls BLM north of the Snake River - Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls BLM south of the Snake River |
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| Effective: Tue, 6/16 2:56am | Updated: Tue, 6/16 11:55am | Urgency: Expected |
| Expires: Tue, 6/16 9:00pm | Severity: Severe | Certainty: Likely |
Details:
...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT TUESDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 410, 413, 425, AND 427... * AFFECTED AREA...Fire Weather Zone 410 Upper Snake River Valley/Idaho Falls BLM, Fire Weather Zone 413 Caribou Range/Caribou NF, Fire Weather Zone 425 Middle Snake River Valley/Twin Falls BLM north of the Snake River and Fire Weather Zone 427 Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls BLM south of the Snake River. * WINDS...West 20 to 30 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 12 percent. * IMPACTS...Very strong wind and low humidity contributes to rapid fire spread and high intensity should a wildfire gets established. Extreme fire behavior can also result. Information: A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly based on these criteria for Southeastern Idaho: - Relative humidity at or below 15 percent and wind gusts of at least 25 mph in the mountains, or 30 mph in the Snake Plain. |
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| RED FLAG WARNING |
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| SOUTHWEST HIGHLANDS | ||
Areas Affected: Western Twin Falls BLM - Southern Highlands |
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| Effective: Mon, 6/15 12:26pm | Updated: Tue, 6/16 11:55am | Urgency: Expected |
| Expires: Tue, 6/16 3:00pm | Severity: Severe | Certainty: Likely |
Details:
...DRY WITH GUSTY WINDS TUESDAY AFTERNOON... .Dry and windy conditions Tuesday afternoon will create critical fire weather conditions. The National Weather Service in Boise has issued a Red Flag Warning for winds and low relative humidities, which is in effect from 3 PM to 9 PM MDT Tuesday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...In Idaho, Fire Weather Zones 424 Western Twin Falls BLM and 426 Southern Highlands. * TIMING...From 3 PM to 9 PM MDT Tuesday. * WINDS...Northwest 20 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...10 to 15 percent. * TEMPERATURES...92 to 99 degrees. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended. Information: A Red Flag Warning means that critical fire weather conditions are either occurring now, or will occur shortly. |
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