Dangerous wind chill conditions developed across North Dakota the morning of February 8 as Arctic high pressure moved into the region. Winds up to 15 mph combined with subzero temperatures to result in wind chill temperatures of 40 below to near 50 below zero.
Every event with a place to put it; 28 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.
Dangerous wind chill conditions developed across North Dakota the morning of February 8 as Arctic high pressure moved into the region. Winds up to 15 mph combined with subzero temperatures to result in wind chill temperatures of 40 below to near 50 below zero.
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 Feb 7, 9:52 PM CST, 2 hours 8 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BISMARCK ND 952 PM CST MON FEB 7 2011 .UPDATE... ANOTHER MINOR UPDATE FOR OVERNIGHT TEMPS/SKY COVER. && .DISCUSSION... BASED ON RECENT TEMP TRENDS...MADE SOME VERY MINOR DOWNWARD ADJUSTMENTS TO OVERNIGHT MINS. NEW TEMPS/WINDS YIELDED WIND CHILL WARNING CRITERIA FOR A SIGNIFICANT PERIOD OVER BILLINGS AND HETTINGER COUNTIES...SO HAVE UPGRADED THEM FROM THE PREVIOUS ADVISORY. && .AVIATION... A FEW PATCHES OF LOW CLOUDS LINGER LATE THIS EVENING OVER PARTS OF SOUTHWEST AND SOUTH CENTRAL NORTH DAKOTA...BUT WILL NOT LIKELY IMPACT ANY TAF SITES FOR A SIGNIFICANT PERIOD OF TIME. OTHERWISE...EXPECT VFR CONDITIONS WITH AN INCREASING WESTERLY BREEZE TUESDAY MORNING. && .BIS WATCHES/WARNINGS/ADVISORIES... WIND CHILL WARNING UNTIL NOON CST /11 AM MST/ TUESDAY FOR NDZ001>005-009>013-017>023-025-032>037-041-042-045>048-050-051. WIND CHILL ADVISORY UNTIL 11 AM MST TUESDAY FOR NDZ031-040-043- 044. && KINNEY
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BISMARCK ND 954 PM CST MON FEB 7 2011 NDZ001>005-009>013-017>023-025-032>037-041-042-045>048-050-051- 081200- DIVIDE-BURKE-RENVILLE-BOTTINEAU-ROLETTE-WILLIAMS-MOUNTRAIL-WARD- MCHENRY-PIERCE-MCKENZIE-DUNN-MERCER-OLIVER-MCLEAN-SHERIDAN-WELLS- FOSTER-BILLINGS-STARK-MORTON-BURLEIGH-KIDDER-STUTSMAN-HETTINGER- GRANT-SIOUX-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY- 954 PM CST MON FEB 7 2011 /854 PM MST MON FEB 7 2011/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL NORTH DAKOTA...NORTHWEST NORTH DAKOTA...SOUTH CENTRAL NORTH DAKOTA...SOUTHEAST NORTH DAKOTA AND SOUTHWEST NORTH DAKOTA. .DAY ONE...TONIGHT A WIND CHILL WARNING IS IN EFFECT THROUGH NOON CST TUESDAY. EXPECT WIND CHILLS TO 50 BELOW ZERO. SEE WWW.NWS.GOV/BIS FOR ADDITIONAL DETAILS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY DANGEROUS WIND CHILLS WILL CONTINUE THROUGH TUESDAY MORNING. WIND CHILLS MAY ALSO BECOME A PROBLEM ONCE AGAIN TUESDAY NIGHT INTO WEDNESDAY MORNING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. NDZ031-040-043-044-081200- GOLDEN VALLEY-SLOPE-BOWMAN-ADAMS- 854 PM MST MON FEB 7 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF FAR SOUTHWEST NORTH DAKOTA. .DAY ONE...TONIGHT A WIND CHILL ADVISORY IS IN EFFECT THROUGH 11 AM MST TUESDAY. EXPECT WIND CHILLS TO 40 BELOW ZERO. SEE WWW.NWS.GOV/BIS FOR ADDITIONAL DETAILS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY DANGEROUS WIND CHILLS WILL CONTINUE THROUGH TUESDAY MORNING. WIND CHILLS MAY ALSO BECOME A PROBLEM ONCE AGAIN TUESDAY NIGHT INTO WEDNESDAY MORNING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
The national radar mosaic for the moment the first event began.
32 extreme cold/wind chill. Local standard time, as filed.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
The combination of winds and cold Arctic air resulted in wind chill temperatures of 40 below to near 50 below zero.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in North Dakota in 2011Every state in 2011This day in weather historyWarnings in North Dakota, February 2011
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: 274936, 274937, 274938, 274939, 274940, 274941, 274942, 274943, 274944, 274945, 274946, 274947, 274948, 274949, 274950, 274951, 274952, 274953, 274954, 274955, 274956, 274957, 274958, 274959, 274960, 274961, 274962, 274963, 274964, 274965, 274966, 274967.