Idaho State Alert and Warning System (ISAWS)
Red Flag Warning issued June 15 at 1:36PM MDT until June 16 at 9:00PM MDT by NWS Pocatello ID
Headline
Red Flag Warning issued June 15 at 1:36PM MDT until June 16 at 9:00PM MDT by NWS Pocatello ID
Description
...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...
The National Weather Service in Pocatello has issued a Red Flag
Warning for gusty winds and low relative humidity, which is in
effect from noon to 9 PM MDT Tuesday.
* 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 35 to 40 mph.
* RELATIVE HUMIDITY...As low as 13 percent.
* IMPACTS...
Instructions
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.
- Thunderstorm coverage of 25 percent, without specific rainfall
criteria.
- Other high impact events deemed critical by the National
Weather Service and area fire management agencies.
Additional Details
| Type | Alert |
| Phenomena | Fire Weather |
| Severity | Warning |
| Event Code | NWS |
| Area | 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 |
| Sent | Monday, June 15, 2026 1:36 PM MDT |
| Expires | Tuesday, June 16, 2026 5:00 AM MDT |
| Sender | NWS Pocatello ID |
| Id | urn:oid:2.49.0.1.840.0.34c7e69c8ef516118dca49888ec6d8e048609453.001.1 |