Idaho, 2001

Flash Flood in Idaho, July 14, 2001

July 14, 2001 · NWS PIH · 1 event in 1 county or zone

1 flash flood, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Pocatello, ID wrote its last area forecast discussion before the first event at Jul 14, 7:30 AM MST, 5 hours earlier.

Area forecast discussion, Jul 14, 7:30 AM MST, 5 hours before
SOUTHEAST IDAHO AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO/IDAHO FALLS ID
830 AM MDT SAT JUL 14 2001

WV SATELLITE INDICATES SMALL MOISTURE PLUME ADVECTING INTO SRN F/A
ATTM AND SHOULD BE MOISTURE SOURCE FOR THUNDERSTORMS THIS AFTERNOON.
OTHER CONVECTIVE PARAMETERS POINTING TO SERN MTS AND EXTREME NWRN END
OF CUSTER COUNTY AS FOCUS.  AIR CONTINUES TO GET VERY UNSTABLE WITH
WIDESPREAD LI OF -4 AND EVEN LOWER.  SYNOPTIC FORCING FROM COUPLED JET
MAXES TRAVERSING THE F/A WILL ALSO HELP.  U/L DIVERGENCE NOT EXPECTED
TO HELP CONVECTION UNTIL AROUND MIDNIGHT...SO POTENTIAL FOR ANOTHER
ROUND OF NOCTURNAL TSRA ALSO CONTINUES.  FINALLY...THETA-E RIDGE SITS
RIGHT OVER CENTER OF THE F/A WITH PW OF GREATER THAN 0.75 INCH.  SO
WILL UPDATE WORDING TO SCATTERED AND ISOLATED FOR THIS AFTERNOON AND
ELIMINATE MORNING PHENOMENA ALREADY OVER.

MESSICK

BYI 89/55/86 232

.KSFX WSR-88D...OPERATIONAL...VCP 21.
n
PIH BB 089/056 086/052 082 05232

.PIH...NONE.

The radar

The Pocatello radar (KSFX), 118 km away, was scanning. The volume nearest the first event began at 19:28 UTC.

Open the radar archive at this moment

Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Cassia

When
July 14, 12:30 PM MST to 2:30 PM MST
Where
Cassia County, 14 mi S of Oakley
Reported by
TRAINED SPOTTER
Coordinates
42.284, -113.600 (the zone’s center; the record gives no point)

Radar indicated 1.5 inches of rain in less than an hour fell in southern Cassia county causing flooding on Birch Creek Road.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Idaho in 2001Every state in 2001This day in weather historyWarnings in Idaho, July 2001

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5257829.