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Tuesday Update: Winter Storm Watch/Snowfall Roundup

Winter Storm Watch

Figure1u_02152022
Figure 1 update: the winter storm watch regions from the NWS.
Issued: 7:42 PM Feb. 15, 2022 – National Weather Service

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH LATE WEDNESDAY NIGHT... (Figure 1 update above)

* WHAT...Heavy snow possible. Total snow accumulations between 4 and
8 inches possible, with locally heavier amounts in the foothills.

* WHERE...The Front Range Foothills and I-25 Corridor.

* WHEN...From Wednesday afternoon through late Wednesday night.

* IMPACTS...Travel could be difficult. The hazardous conditions
could impact the Wednesday evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

Snowfall Roundup (Longmont to Broomfield):

The storm should begin around 12-1pm Wednesday with snow tapering off around 1-2am Thursday.  The peak snowfall rates should be during the evening commute Wednesday

John E:  2-4 inches.

Weather5280 (Figure 2 update) Trace-3 inches.

The NWS:  4-8 inches (it seems)

The GFS 4-6 inches

The NAM 3-5 inches

The Canadian model:  4-6 inches

Accuweather: 3-6 inches

Channel 7 news:  5-7 inches

Channel 9 news:  4-8 inches

That is a fair amount of disagreement - we'll see how it plays out!

 

Figure2u_02152022
Figure 2 update: the hand drawn update for snow totals for our mid-week storm from the forecasters at weather5280.com

 


About the Author: John Ensworth

John Ensworth used to work from Longmont as the PI for the NASA through the IGES (The Institute for Global Environmental Strategies). He now teaches technology, algebra, astronomy, meteorology, film school, and Lego robotics to middle/high school.
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Current Weather

Clear

Clear

-21°F

UV Index
0 Low
Pressure
30.22 Falling
Visibility
8 miles
Dewpoint
-28 °F
Humidity
70%
Wind
NW 2.2 mph
Gust
3.9 mph
Wind Chill
-21 °F

Hourly Forecast

Today
4 AM
-14°F
Mostly clear
Today
5 AM
-10°F
Mostly clear
Today
6 AM
-6°F
Mostly clear
Today
7 AM
-2°F
Mostly cloudy
Today
8 AM
4°F
Mostly cloudy
Today
9 AM
10°F
Mostly cloudy
Today
10 AM
18°F
Mostly cloudy
Today
11 AM
25°F
Mostly cloudy
Today
12 PM
31°F
Mostly cloudy
Today
1 PM
36°F
Mostly cloudy
Today
2 PM
38°F
Mostly cloudy
Today
3 PM
39°F
Mostly cloudy

7 Day Forecast

Partly sunny w/ flurries

Monday

10 °F

A morning flurry; otherwise, colder with clouds giving way to some sun; extreme cold can be dangerous for outdoor activities


Cold

Monday Night

-17 °F

Clear and bitterly cold; extreme cold can be dangerous for outdoor activities


Mostly cloudy

Tuesday

41 °F

Mostly cloudy and not as cold; breezy this afternoon


Partly cloudy

Tuesday Night

15 °F

Windy this evening; partly cloudy


Intermittent clouds

Wednesday

33 °F

A blend of sun and clouds


Mostly cloudy

Wednesday Night

8 °F

Becoming cloudy


Mostly sunny

Thursday

36 °F

Mostly sunny


Intermittent clouds

Thursday Night

15 °F

Partly cloudy


Intermittent clouds

Friday

41 °F

Intervals of clouds and sunshine


Snow

Friday Night

17 °F

Snow and flurries at times


Sunrise and Sunset

Sunrise
7:19 AM
Sunset
5:05 PM

Based on AccuWeather data