Watches, Warnings & Advisories



2 products issued by NWS for: Littleton CO

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
215 AM MDT Fri Apr 17 2026

COZ030>051-180815-
Jackson County Below 9000 Feet-
West Jackson and West Grand Counties Above 9000 Feet-
Grand and Summit Counties Below 9000 Feet-
South and East Jackson/Larimer/North and Northeast Grand/
Northwest Boulder Counties Above 9000 Feet-
South and Southeast Grand/West Central and Southwest Boulder/
Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet-Larimer and Boulder Counties Between 6000 and 9000 Feet-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
Central and Southeast Park County-
Larimer County Below 6000 Feet/Northwest Weld County-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
North Douglas County Below 6000 Feet/Denver/West Adams and
Arapahoe Counties/East Broomfield County-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Northeast Weld County-Central and South Weld County-Morgan County-
Central and East Adams and Arapahoe Counties-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
215 AM MDT Fri Apr 17 2026

This hazardous weather outlook is for northeast and north central
Colorado.

.DAY ONE...Today and Tonight

A storm system will bring colder temperatures and snow to the
forecast area today. Slick road conditions and travel impacts can
be expected in the mountains and foothills and possibly over the
Palmer Divide by early afternoon. Total snow accumulations of a
dusting to 2 inches can be expected over most of the I-25
Corridor, with amounts of 2 to 5 inches likely over the Palmer
Divide. The foothills and higher mountain slopes can expect to see
3 to 8 inches before the snow winds down late this afternoon. The
majority of the northeast plains east of the I-25 Corridor will
see mainly an inch or less of snow.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

A warming trend and return to dry weather can be expected for the
weekend into early next week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$




Freeze Warning

URGENT - WEATHER MESSAGE
National Weather Service Denver CO
246 PM MDT Fri Apr 17 2026

COZ038>051-181400-
/O.CON.KBOU.FZ.W.0001.260418T0200Z-260418T1400Z/
Larimer County Below 6000 Feet/Northwest Weld County-Boulder And
Jefferson Counties Below 6000 Feet/West Broomfield County-North
Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe
Counties/East Broomfield County-Elbert/Central and East Douglas
Counties Above 6000 Feet-Northeast Weld County-Central and South
Weld County-Morgan County-Central and East Adams and Arapahoe
Counties-North and Northeast Elbert County Below 6000 Feet/North
Lincoln County-Southeast Elbert County Below 6000 Feet/South
Lincoln County-Logan County-Washington County-Sedgwick County-
Phillips County-
Including the cities of Fondis, Pawnee Buttes, Kiowa, Aurora, Grover,
Hereford, Lakewood, Limon, Brush, Denver International Airport,
Golden, Ovid, Hugo, Loveland, Longmont, Goodrich, Boulder, Wiggins,
Otis, Larkspur, Stoneham, Briggsdale, Matheson, Peetz, Littleton,
Crook, Parker, Amherst, Sedgwick, Leader, Last Chance, Raymer, Kutch,
Karval, Fort Morgan, Akron, Brighton, Greeley, Forder, Punkin Center,
City of Denver, Deer Trail, Elbert, Fort Lupton, Arvada, Cope, Nunn,
Merino, Eaton, Sterling, Agate, Holyoke, Fort Collins, Roggen, Byers,
Haxtun, Castle Rock, Julesburg, Bennett, and Highlands Ranch
246 PM MDT Fri Apr 17 2026

...FREEZE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 AM
MDT SATURDAY...

* WHAT...Prolonged sub-freezing temperatures dropping down into the
  18 to 24 degree range.

* WHERE...All of the Front Range Urban Corridor and northeast plains
  of Colorado.

* WHEN...From 8 PM this evening to 8 AM MDT Saturday.

* IMPACTS...If not drained or protected, damage to above ground
  irrigation lines will be likely. A hard freeze could kill sensitive
  vegetation and damage fruit trees.

PRECAUTIONARY/PREPAREDNESS ACTIONS...


Disconnect water hoses.

Drain above ground irrigation lines.

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service, visit
https://weather.gov/bou

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