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Red Flag Warning

◍ Siskiyou County from the Cascade Mountains East and South to Mt Shasta · USA · updated 8/21/2026, 4:30:00 PM
⏱ In effect until 9:30 PM UTC-7
Severity score
65/100
Confidence
High
Why this matters

...RED FLAG WARNING IN EFFECT FROM 2 PM TO 9 PM PDT SATURDAY FOR STRONG GUSTY WIND AND LOW RH FOR FIRE WEATHER ZONES 284 AND 285... * IMPACTS...Gusty winds combined with low RH could lead to the rapid spread of any new or existing fires. * AFFECTED AREA...In California...Fire weather zones 284 and 285, including the Modoc National Forest. * WIND...South to southwest 15 to 20 mph with gusts 25 t

Key stats
Severity
Severe
Certainty
Likely
Urgency
Expected
Timeline
  1. Red Flag Warning
    8/21/2026, 4:30:00 PM
    Red Flag Warning issued August 21 at 9:30AM PDT until August 22 at 9:00PM PDT by NWS Medford OR
Sources & attribution
OfficialNWS NWS Medford ORupdated 8/21/2026, 4:30:00 PM
OfficialNWS NWS Pendleton ORupdated 8/21/2026, 5:16:00 PM
OfficialNWS NWS Pendleton ORupdated 8/21/2026, 5:16:00 PM
OfficialNWS NWS Pendleton ORupdated 8/21/2026, 5:16:00 PM
OfficialNWS NWS Juneau AKupdated 8/21/2026, 5:04:00 PM
OfficialNWS NWS Norman OKupdated 8/21/2026, 4:50:00 PM
OfficialNWS NWS Medford ORupdated 8/21/2026, 4:30:00 PM
OfficialNWS NWS Medford ORupdated 8/21/2026, 4:30:00 PM
OfficialNWS NWS Phoenix AZupdated 8/21/2026, 4:18:00 PM
OfficialNWS NWS Boston/Norton MAupdated 8/21/2026, 4:13:00 PM
OfficialNWS NWS Marquette MIupdated 8/21/2026, 2:41:00 PM
OfficialNWS NWS Reno NVupdated 8/21/2026, 2:37:00 PM
OfficialNWS NWS Reno NVupdated 8/21/2026, 2:37:00 PM
OfficialNWS NWS Brownsville TXupdated 8/21/2026, 1:24:00 PM
OfficialNWS NWS Fairbanks AKupdated 8/21/2026, 11:46:00 AM
OfficialNWS NWS Fairbanks AKupdated 8/21/2026, 11:46:00 AM
OfficialNWS NWS Fairbanks AKupdated 8/21/2026, 11:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:46:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:22:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:22:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:22:00 AM
OfficialNWS NWS Anchorage AKupdated 8/21/2026, 10:22:00 AM
OfficialNWS NWS Fairbanks AKupdated 8/20/2026, 11:49:00 PM
OfficialNWS NWS Fairbanks AKupdated 8/20/2026, 11:49:00 PM
OfficialNWS NWS Fairbanks AKupdated 8/20/2026, 11:49:00 PM
OfficialNWS NWS Fairbanks AKupdated 8/20/2026, 11:49:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:51:00 PM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
OfficialNWS NWS Anchorage AKupdated 8/20/2026, 10:25:00 AM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.