Alert archive / Idaho / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 4, NWS Boise, ID

April 30, 1997Ada County, Idaho

NWS Boise, ID issued this severe thunderstorm warning at Apr 30, 1997, 9:35 PM MDT for Ada County, Idaho. It was in force for 40 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Apr 30, 1997, 9:35 PM MDT (03:35 UTC)
Expired: Apr 30, 1997, 10:15 PM MDT
In force: 40 min
Issued by: NWS Boise, ID
Area: Whole counties

County Ada County, ID

The radar

The Boise radar (KCBX), 4 km from the middle of the area, began a volume at 03:39 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where	Remark
Apr 30, 10:15 PM MDT	Hail 1	Boise Terminal Arpt, ID	A weather spotter reported one inch hail with a thunderstorm near the Boise Airport.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Apr 30, 5:43 PM MDT, 3 hours 52 minutes before

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The office that day

Everything else NWS Boise, ID issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 30, 9:07 PM MDT	Severe Thunderstorm Warning	BOI	Ada, Canyon	38 min
Apr 30, 10:18 PM MDT	Severe Thunderstorm Warning	BOI	Ada, Elmore	42 min

Nearby

Severe Thunderstorm Warnings in Idaho, 1997 Every severe thunderstorm warning in 1997

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; radar from the NEXRAD Level II archive.