Below normal temperatures for several days at the end of December and beginning of January led to the death of one person.
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.
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 VEF wrote it up.
Below normal temperatures for several days at the end of December and beginning of January led to the death of one person.
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 Las Vegas, NV wrote its last area forecast discussion before the first event at Jan 8, 9:49 AM PST, 2 hours 11 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAS VEGAS NV 949 AM SAT JAN 8 2011 .SYNOPSIS...A DRY NORTHWEST FLOW ALOFT WILL GRADUALLY INCREASE OVER THE WEEKEND AHEAD OF A COLD FRONT THAT MOVES THROUGH THE REGION SUNDAY NIGHT. NEAR NORMAL TEMPERATURES WILL CONTINUE BEFORE COOLING SEVERAL DEGREES MONDAY. THIS WILL BE FOLLOWED BY CONSIDERABLE CLOUD COVER TUESDAY INTO WEDNESDAY AS A WEAK DISTURBANCE OVER THE PACIFIC MOVES INLAND. && .UPDATE...FORECAST FOR TODAY LOOKS ON TRACK AND NO UPDATES PLANNED. -JACQUES- && .PREV DISCUSSION... 350 AM SAT JAN 8 2011 .SHORT TERM...TODAY THROUGH MONDAY NIGHT...THE MAIN FEATURE TO WATCH OVER THE NEXT FEW DAYS IS THE LARGE LOW PRESSURE SYSTEM SLOWLY DROPPING OUT OF WESTERN CANADA. AHEAD OF IT...THE FORECAST AREA WILL BE UNDER A WEAK AND DRY NORTHWEST FLOW ALOFT TODAY THAT BECOMES PROGRESSIVELY STRONGER BY SUNDAY AS THE UPPER LOW SLIDES OVER THE ENTIRE INTERMOUNTAIN REGION AND ROCKIES. A MINOR DISTURBANCE CURRENTLY OFF THE NORTHERN CALIFORNIA COAST WILL MOVE DOWN THROUGH LINCOLN AND NORTHERN MOHAVE COUNTIES THIS EVENING BUT WILL ONLY BRING SOME MID LEVEL CLOUDS AND NO PRECIPITATION. SUNDAY WILL REMAIN DRY WITH LITTLE CHANGE IN TEMPERATURES THEN SUNDAY NIGHT AND MONDAY COOLER AIR MOVES IN AS THE REGION WILL BE UNDER THE SOUTHWEST PERIPHERY OF THE AFOREMENTIONED LOW. THE CORE OF THE COLD AIR ASSOCIATED WITH THE SYSTEM IS FORECAST TO STAY WELL TO THE NORTHEAST...BUT HIGH TEMPERATURES WILL DROP 5-8 DEGREES AS NORTHWEST TO NORTH WINDS OF 10-20 MPH SPREAD ACROSS THE REGION MONDAY. .LONG TERM...TUESDAY THROUGH FRIDAY...MINIMAL CHANGE WAS NEEDED TO THE EXTENDED FORECAST OVERNIGHT AS MODELS SHOW RELATIVELY GOOD CONTINUITY WITH PREVIOUS RUNS. A WEAK SHORTWAVE WILL PASS ACROSS THE REGION ON TUESDAY EVENING...HOWEVER THERE IS MINIMAL MOISTURE ASSOCIATED WITH THIS FEATURE AND MODELS CONTINUE TO INDICATE THE BEST DYNAMICS TO BE FOCUSED SOUTH OF THE FORECAST AREA...SO ONLY EXPECT AN INCREASE IN CLOUD COVER AND A SLIGHT CHANCE OF SHOWERS ACROSS THE HIGHER TERRAIN ON TUESDAY NIGHT AND WEDNESDAY MORNING. SHORTWAVE RIDGING ON WEDNESDAY AND THURSDAY CAN BE EXPECTED BEFORE THE NEXT SHORTWAVE IMPACTS THE REGION THURSDAY NIGHT. THIS FEATURE IS NOT DEPICTED BY THE LATEST EC SOLUTION...BUT WITH GOOD SUPPORT FROM OTHER OPERATIONAL MODELS AND THE GFS ENSEMBLE MEAN...OPTED TO SLIGHTLY INCREASE POPS ACROSS THE NORTHERN THIRD OF THE REGION FOR THIS QUICK MOVING FEATURE. && .AVIATION...FOR MCCARRAN...NO SIGNIFICANT WEATHER IS EXPECTED TODAY WITH A GRADUAL INCREASE IN UPPER LEVEL CLOUD COVERAGE AND LIGHT SURFACE WINDS. FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST CALIFORNIA. NO SIGNIFICANT WEATHER IS EXPECTED WITH RELATIVELY LIGHT WINDS AND VARIABLE UPPER LEVEL CLOUDS THROUGH THE WEEKEND. && .VEF WATCHES/WARNINGS/ADVISORIES... NV...NONE. AZ...NONE. CA...NONE. && ADAIR/KENNEDY HTTP://WEATHER.GOV/LASVEGAS
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAS VEGAS NV 513 AM PST SAT JAN 8 2011 AZZ001>003-036-CAZ519>527-NVZ014>022-090800- NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-NORTHWEST DESERTS- LAKE MEAD NATIONAL RECREATION AREA-EASTERN SIERRA SLOPES- OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY- DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT- EASTERN MOJAVE DESERT-MORONGO BASIN-CADIZ BASIN- SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY- ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY- NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY- SHEEP RANGE-SPRING MOUNTAINS-LAS VEGAS VALLEY- SOUTHERN CLARK COUNTY- 513 AM PST SAT JAN 8 2011 /613 AM MST SAT JAN 8 2011/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST ARIZONA...SOUTHEAST CALIFORNIA AND SOUTHERN NEVADA. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
The national radar mosaic for the moment the first event began.
1 cold/wind chill. Local standard time, as filed.
One person died of hypothermia in Las Vegas.
As the offices recorded each death: direct deaths were caused by the weather itself, indirect ones by something it set in motion.
| Event | Date | Age | Sex | Where | Kind |
|---|---|---|---|---|---|
| Cold/Wind Chill, Las Vegas Valley | 2011-01-08 | 56 | Female | Permanent Structure | Direct |
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Nevada in 2011Every state in 2011This day in weather historyWarnings in Nevada, January 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: 274133.