NWS public zone IDZ074

Big Lost Highlands/Copper Basin weather alerts

Public weather alerts linked to this verified National Weather Service zone.

NWS feedSource freshLast successful check: Nov 3, 2026, 5:26 AM UTC

Current answer

Active alert check

No active alerts found

The latest successful NWS collection contained no active public alerts matched to Big Lost Highlands/Copper Basin. Conditions can change.

How matching works

Official zone ID: IDZ074
Zone type: public
State: Idaho
Metadata verified: Yes, from NWS

Context only

Recently ended alerts

Ended Official severity: Moderate

Special Weather Statement for Lost River Valleys; Lost River Range; Challis/Pahsimeroi Valleys +5 more

Big Lost Highlands/Copper Basin, Challis/Pahsimeroi Valleys, Frank Church Wilderness and 5 more

Ended Oct 22, 2026, 11:45 PM UTC

Ended Official severity: Moderate

Winter Weather Advisory for Sun Valley Region; Big Lost Highlands/Copper Basin

Big Lost Highlands/Copper Basin, Sun Valley Region

Ended Nov 2, 2026, 12:00 AM UTC

Zone matching is not a personal forecast

This page uses official NWS zone membership. For exact location matching, an alert must include official geometry or be linked to a verified zone geometry that contains the point.

How location matching works