Embedded shortwaves in the southwesterly flow produced light to moderate snow across most of the western Colorado mountains as well as some southern valleys. Winds gusted up to 45 MPH at times.
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 GJT wrote it up.
Embedded shortwaves in the southwesterly flow produced light to moderate snow across most of the western Colorado mountains as well as some southern valleys. Winds gusted up to 45 MPH at times.
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 Grand Junction, CO wrote its last area forecast discussion before the first event at Dec 24, 4:00 AM MST, 6 hours earlier.
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html><!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>The national radar mosaic for the moment the first event began.
7 winter weather. Local standard time, as filed.
Generally 7 to 14 inches of snow fell across the area with locally higher amounts close to 20 inches estimated at the Spud Mountain SNOTEL site.
Slick, snowpacked roads resulted in travel restrictions along Colorado Highway 139 including Douglas Pass. Additionally, winds gusted up to 45 MPH at times.
Generally 2 to 4 inches of snow fell across the area with half of the zone seeing 3.5 inches or or more.
An estimated 8 inches of snow fell across the higher elevations with 1 to 3 inches at the lower elevations.
Generally 5 to 7 inches of snow fell across the area.
Generally 6 to 12 inches of snow fell across the area with locally higher amounts close to 14 inches estimated at the Park Reservoir SNOTEL site.
Generally 4 to 7 inches of snow fell across the area.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Colorado in 2019Every state in 2019This day in weather historyWarnings in Colorado, December 2019
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: 862113, 862118, 862117, 862115, 862116, 862114, 862119.