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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

Sunny

Sunny

44°F

UV Index
0 Low
Pressure
30.25 Steady
Visibility
8 miles
Dewpoint
13 °F
Humidity
28%
Wind
N 3.2 mph
Gust
6.4 mph
Wind Chill
43 °F

Hourly Forecast

Today
6 PM
45°F
Mostly clear
Today
7 PM
42°F
Clear
Today
8 PM
39°F
Clear
Today
9 PM
36°F
Clear
Today
10 PM
33°F
Clear
Today
11 PM
31°F
Clear
Tomorrow
12 AM
30°F
Clear
Tomorrow
1 AM
29°F
Clear
Tomorrow
2 AM
28°F
Clear
Tomorrow
3 AM
27°F
Clear
Tomorrow
4 AM
26°F
Clear
Tomorrow
5 AM
25°F
Clear

7 Day Forecast

Mostly cloudy

Wednesday

51 °F

Increasing cloudiness and cooler


Clear

Wednesday Night

24 °F

Clear


Mostly sunny

Thursday

65 °F

Mostly sunny and mild


Clear

Thursday Night

29 °F

Clear


Mostly sunny

Friday

67 °F

Mostly sunny and pleasantly warm


Mostly clear

Friday Night

26 °F

Mainly clear


Partly sunny

Saturday

61 °F

Partly sunny and mild


Intermittent clouds

Saturday Night

32 °F

Increasing clouds


Intermittent clouds

Sunday

68 °F

Warm with clouds to start, then sunshine returns


Partly cloudy

Sunday Night

33 °F

Partly cloudy


Sunrise and Sunset

Sunrise
6:39 AM
Sunset
5:49 PM

Based on AccuWeather data