An area of strong frontogenesis developed along a southward advancing cold front and extended from southern Montana into western North Dakota. Areas west and south of the Missouri River received the most snow, ranging from three inches just west of the river, to a foot of snow at Beach on the Montana border.
Every event with a place to put it; 7 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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.
The episode as NWS BIS wrote it up.
An area of strong frontogenesis developed along a southward advancing cold front and extended from southern Montana into western North Dakota. Areas west and south of the Missouri River received the most snow, ranging from three inches just west of the river, to a foot of snow at Beach on the Montana border.
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 Bismarck, ND wrote its last area forecast discussion before the first event at Apr 8, 5:50 AM CST, 1 hour 10 minutes earlier.
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</html>HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BISMARCK ND 516 AM CDT MON APR 8 2013 NDZ003-004-011-012-091030- RENVILLE-BOTTINEAU-WARD-MCHENRY- 516 AM CDT MON APR 8 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL NORTH DAKOTA. .DAY ONE...TODAY AND TONIGHT FLOOD WARNINGS REMAIN IN EFFECT FOR THE SOURIS RIVER AT VARIOUS POINTS UPSTREAM OF MINOT UNTIL FURTHER NOTICE. FOR DETAILS PLEASE REFER TO WWW.WEATHER.GOV/BIS. PERIODS OF LIGHT SNOW ARE EXPECTED TODAY. SOME LIGHT ACCUMULATIONS ARE POSSIBLE. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THERE IS A CHANCE OF RAIN OR SNOW THURSDAY...THEN AGAIN SATURDAY INTO SUNDAY. .SPOTTER INFORMATION STATEMENT... NO SPOTTER ACTIVATION WILL NOT BE NEEDED. NDZ001-002-005-009-010-013-021>023-025-035>037-091030- DIVIDE-BURKE-ROLETTE-WILLIAMS-MOUNTRAIL-PIERCE-MCLEAN-SHERIDAN- WELLS-FOSTER-BURLEIGH-KIDDER-STUTSMAN- 516 AM CDT MON APR 8 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL NORTH DAKOTA...NORTHWEST NORTH DAKOTA...SOUTH CENTRAL NORTH DAKOTA AND SOUTHEAST NORTH DAKOTA. .DAY ONE...TODAY AND TONIGHT LIGHT SNOW WILL SPREAD WEST TO EAST ACROSS THE AREA TODAY. LIGHT ACCUMULATIONS ARE POSSIBLE. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THERE IS A CHANCE OF RAIN OR SNOW THURSDAY...THEN AGAIN SATURDAY INTO SUNDAY. .SPOTTER INFORMATION STATEMENT... NO SPOTTER ACTIVATION WILL NOT BE NEEDED. NDZ017>020-031>034-091030- MCKENZIE-DUNN-MERCER-OLIVER-GOLDEN VALLEY-BILLINGS-STARK-MORTON- 516 AM CDT MON APR 8 2013 /416 AM MDT MON APR 8 2013/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST NORTH DAKOTA...SOUTH CENTRAL NORTH DAKOTA AND SOUTHWEST NORTH DAKOTA. .DAY ONE...TODAY AND TONIGHT LIGHT TO MODERATE SNOW ACCUMULATIONS ARE EXPECTED TODAY. A WINTER WEATHER ADVISORY IS IN EFFECT THROUGH MONDAY EVENING FOR SOUTHWEST AND PORTIONS OF SOUTH CENTRAL NORTH DAKOTA...WEST OF THE MISSOURI RIVER. FOR DETAILS PLEASE REFER TO WWW.WEATHER.GOV/BIS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THERE IS A CHANCE OF RAIN OR SNOW THURSDAY...THEN AGAIN SATURDAY INTO SUNDAY. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ASKED TO REPORT PRECIPITATION TYPE AND ANY ASSOCIATED HAZARDS SUCH AS SLIPPERY ROAD CONDITIONS. NDZ040>044-091030- SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS- 416 AM MDT MON APR 8 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL NORTH DAKOTA AND SOUTHWEST NORTH DAKOTA. .DAY ONE...TODAY AND TONIGHT LIGHT TO MODERATE SNOW ACCUMULATIONS ARE EXPECTED TODAY. A WINTER WEATHER ADVISORY IS IN EFFECT THROUGH THIS EVENING FOR SOUTHWEST AND PORTIONS OF SOUTH CENTRAL NORTH DAKOTA...WEST OF THE MISSOURI RIVER. FOR DETAILS PLEASE REFER TO WWW.WEATHER.GOV/BIS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THERE IS A CHANCE OF A PROLONGED PERIOD OF LIGHT SNOW TUESDAY THROUGH WEDNESDAY. LIGHT SNOW ACCUMULATIONS ARE POSSIBLE...WITH THE HIGHER AMOUNTS EXPECTED ALONG THE SOUTH DAKOTA BORDER AND POINTS SOUTH. THERE IS A CHANCE OF RAIN OR SNOW THURSDAY...THEN AGAIN SATURDAY INTO SUNDAY. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ASKED TO REPORT PRECIPITATION TYPE AND ANY ASSOCIATED HAZARDS SUCH AS SLIPPERY ROAD CONDITIONS. NDZ045>048-050-051-091030- SIOUX-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY- 516 AM CDT MON APR 8 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL NORTH DAKOTA AND SOUTHEAST NORTH DAKOTA. .DAY ONE...TODAY AND TONIGHT LIGHT SNOW WILL SPREAD WEST TO EAST ACROSS THE AREA TODAY. SOME LIGHT ACCUMULATIONS ARE POSSIBLE. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THERE IS A CHANCE OF A PROLONGED PERIOD OF LIGHT SNOW TUESDAY THROUGH WEDNESDAY. LIGHT SNOW ACCUMULATIONS ARE POSSIBLE...WITH THE HIGHER AMOUNTS EXPECTED ALONG THE SOUTH DAKOTA BORDER AND POINTS SOUTH. THERE IS A CHANCE OF RAIN OR SNOW THURSDAY...THEN AGAIN SATURDAY INTO SUNDAY. .SPOTTER INFORMATION STATEMENT... NO SPOTTER ACTIVATION WILL NOT BE NEEDED.
The national radar mosaic for the moment the first event began.
7 heavy snow. Local standard time, as filed.
A storm total of twelve inches was reported.
A storm total of six inches was reported.
Up to ten inches of snow was reported.
Up to eight inches of snow was reported.
Up to six inches of snow was reported.
Up to six inches of snow was reported.
Up to eight inches of snow was reported.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in North Dakota in 2013Every state in 2013This day in weather historyWarnings in North Dakota, April 2013
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: 438804, 438806, 438807, 438808, 438809, 438810, 438811.