Idaho, 2002

Heavy Snow in Idaho, June 9, 2002

June 9, 2002 · NWS PIH · 2 events in 2 counties and zones

A strong cold front brought heavy snow very late in the season to the Eastern Highlands of Idaho. 6 to 8 inches of snow fell in a swath from 2 to 10 miles north of Soda Springs.

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
2

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 happened

The episode as NWS PIH wrote it up.

A strong cold front brought heavy snow very late in the season to the Eastern Highlands of Idaho. 6 to 8 inches of snow fell in a swath from 2 to 10 miles north of Soda Springs. 6 inches fell in Wayan and 6 inches also fell 12 miles east of Driggs.

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 Jun 8, 8:00 PM MST, 4 hours 1 minute earlier.

Area forecast discussion, Jun 8, 8:00 PM MST, 4 hours 1 minute before
SOUTHEAST IDAHO AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO/IDAHO FALLS ID
900 PM MDT SAT JUN 8 2002

SAT IR/WV LOOP SHOWING LARGE UPPER CLOSED LOW SPINNING OVER WESTERN
ID THIS EVENING. LATEST MESOETA FCSTING LF QUAD OF A STRONG 3H JET
(130KTS+) TO SLIDE NE ACROSS SOUTHERN FCST/A LATER TONIGHT. THIS
FEATURE ALREADY SHOWING UP ON RADAR AND SAT LOOP AS A BAND OF COLDER
CLD TOPS ACROSS THE SOUTHCENTRAL HIGHLANDS. MOST OF THE PRECIP
SHOWING-UP ON RADAR APPEARS TO BE IN THE FORM OF VIRGA AND NOT
REACHING THE GROUND. FURTHER NORTH... CLOSER TO THE COLD POOL...ISOL
SHOWERS OCCURRING (NOTE LLJ).  CURRENT FCST IN GOOD SHAPE WITH
MENTION OF 10/20 POPS ACROSS REGION SO NO CHANGES TO FCST ANTICIPATED.

WINTHER

.KSFX...OPERATIONAL...VCP 21.

BYI 37/59/40/64 1342

.PIH...NONE.

PIH WB 034/058 037/060 038 04143

Event by event

2 heavy snow. Local standard time, as filed.

Heavy Snow, Caribou Highlands

When
June 9, 12:01 AM MST to 10:00 AM MST
Where
Caribou Highlands forecast zone
Reported by
TRAINED SPOTTER

Heavy Snow, Upper Snake Highlands

When
June 9, 12:01 AM MST to 10:00 AM MST
Where
Upper Snake Highlands forecast zone
Reported by
TRAINED SPOTTER

What these are

Heavy Snow
Snowfall reaching the local warning threshold without the other hazards of a winter storm.

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

The same day elsewhere

More

Every storm in Idaho in 2002Every state in 2002This day in weather historyWarnings in Idaho, June 2002

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: 5297250, 5297251.