Heavy Snow in Idaho, April 19 to 20, 2005

Name: Heavy Snow in Idaho, April 19 to 20, 2005
Start: 2005-04-19T17:00
End: 2005-04-20T11:00
Location: Idaho

April 19 to 20, 2005 · NWS PIH · 2 events in 2 counties and zones

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 spring snowstorm brought late season snow to the Snake River Plain and surrounding mountains. 3 to 5 inches were reported in Burley, American Falls and Pocatello with 4 to 6 inches in Mink Creek and Oakley. Several minor traffic accidents were reported during the evening of the 19th in Burley but no injuries reported.

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 Apr 19, 1:55 PM MST, 3 hours 5 minutes earlier.

Area forecast discussion, Apr 19, 1:55 PM MST, 3 hours 5 minutes before

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Hazardous weather outlook, Apr 19, 3:30 AM MST, 13 hours 30 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE POCATELLO ID
430 AM MDT TUE APR 19 2005

IDZ017>023-031-032-201200-
EASTERN MAGIC VALLEY-UPPER SNAKE HIGHLANDS-
LOWER SNAKE RIVER PLAIN-UPPER SNAKE RIVER PLAIN-
SOUTH CENTRAL HIGHLANDS-CARIBOU HIGHLANDS-
LOST RIVER/PAHSIMEROI-
400 AM MDT MON APR 18 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN IDAHO

.DAY ONE...
THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.  A WET AND
SLOW MOVING STORM WILL DEVELOP OVER EASTERN IDAHO THIS AFTERNOON AND
CONTINUE THROUGH WEDNESDAY.  LOW PRESSURE OVER NEVADA WILL MOVE
NORTHEAST INTO EASTERN IDAHO TONIGHT AND WEDNESDAY.  WIDESPREAD
VALLEY RAIN/SNOWSHOWERS AND MOUNTAIN SNOWSHOWERS CAN BE EXPECTED
TONIGHT THROUGH WEDNESDAY.  COOLER WEATHER ON TAP FOR WEDNESDAY AND
THURSDAY WITH SCATTERED RAIN/SNOWSHOWERS CONTINUING. A COUPLE OF
INCHES OF SNOW IS POSSIBLE ON THE VALLEY FLOORS LATE TONIGHT AND
WEDNESDAY WITH THE CENTRAL MOUNTAINS POSSIBLY RECEIVING 5 TO 9
INCHES BETWEEN TONIGHT AND THURSDAY MORNING.

.DAYS TWO THROUGH SEVEN...
THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. LOW
PRESSURE SYSTEM WILL SLOWLY RETROGRADE TO OREGON THURSDAY AND
FRIDAY.  THIS WILL ALLOW PRECIPITATION TO WANE WEDNESDAY NIGHT AND
THURSDAY WITH FRIDAY LOOKING MOSTLY DRY.

SPOTTER INFORMATION STATEMENT...
WE ASK ALL TRAINED SPOTTERS TO REPORT SIGNIFICANT WEATHER CONDITIONS.
THIS WOULD INCLUDE ALL HAIL...WIND...AND HEAVY RAIN AND SNOW
REPORTS.  THIS INFORMATION SHOULD BE CALLED INTO THE LOCAL NATIONAL
WEATHER SERVICE OFFICE IN POCATELLO USING THE 1-800 SEVERE WEATHER
HOTLINE...OR OTHER STANDARD OPERATING PROCEDURES.

WEATHER INFORMATION ON-LINE 24-HOURS A DAY
(ALL LOWER-CASE LETTERS)

WWW.WEATHER.GOV/POCATELLO

In the hours before

Local storm report, Apr 19, 4:18 PM MST, 42 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE POCATELLO/IDAHO FALLS ID
518 PM MDT TUE APR 19 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0517 PM     HAIL             CHUBBUCK                42.92N 112.46W
04/19/2005  0.25 INCH        BANNOCK            ID   NWS EMPLOYEE

            EAST CHUBBUCK.

&&

PANGEL

Local storm report, Apr 19, 4:19 PM MST, 41 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE POCATELLO/IDAHO FALLS ID
519 PM MDT TUE APR 19 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0517 PM     HAIL             1 E POCATELLO           42.88N 112.45W
04/19/2005  0.25 INCH        BANNOCK            ID   NWS EMPLOYEE

            FREQUENT LIGHTNING

&&

PANGEL

Local storm report, Apr 19, 4:20 PM MST, 40 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE POCATELLO/IDAHO FALLS ID
520 PM MDT TUE APR 19 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0517 PM     HAIL             CHUBBUCK                42.92N 112.46W
04/19/2005  0.50 INCH        BANNOCK            ID   NWS EMPLOYEE

            EAST SIDE - CHUBBUCK ROAD

&&

PANGEL

Local storm report, Apr 19, 4:26 PM MST, 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE POCATELLO/IDAHO FALLS ID
526 PM MDT TUE APR 19 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0526 PM     HAIL             1 W CHUBBUCK            42.92N 112.48W
04/19/2005  0.50 INCH        BANNOCK            ID   NWS EMPLOYEE

            WEST OF CHUBBUCK

&&

PANGEL

Event by event

2 heavy snow. Local standard time, as filed.

Heavy Snow, Eastern Magic Valley

When: April 19, 5:00 PM MST to April 20, 11:00 AM MST
Where: Eastern Magic Valley forecast zone
Reported by: TRAINED SPOTTER

Heavy Snow, Lower Snake River Plain

When: April 19, 5:00 PM MST to April 20, 11:00 AM MST
Where: Lower Snake River Plain 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

Every storm in Idaho in 2005 Every state in 2005 This day in weather history Warnings in Idaho, April 2005

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 2026-10-01. Each event’s entry at NCEI: 5443744, 5443745.