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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

Mostly cloudy

Mostly cloudy

46°F

UV Index
0 Low
Pressure
29.96 Steady
Visibility
8 miles
Dewpoint
40 °F
Humidity
79%
Wind
WSW 1.6 mph
Gust
3.9 mph
Wind Chill
46 °F

Hourly Forecast

Tomorrow
12 AM
44°F
Showers
Tomorrow
1 AM
43°F
Partly cloudy
Tomorrow
2 AM
42°F
Partly cloudy
Tomorrow
3 AM
41°F
Partly cloudy
Tomorrow
4 AM
39°F
Partly cloudy
Tomorrow
5 AM
38°F
Partly cloudy
Tomorrow
6 AM
37°F
Partly cloudy
Tomorrow
7 AM
40°F
Partly sunny
Tomorrow
8 AM
45°F
Mostly sunny
Tomorrow
9 AM
50°F
Mostly sunny
Tomorrow
10 AM
56°F
Partly sunny
Tomorrow
11 AM
59°F
Partly sunny

7 Day Forecast

Intermittent clouds

Sunday

64 °F

Warmer with times of clouds and sun


Partly cloudy w/ showers

Sunday Night

37 °F

A couple of brief showers late this evening; partly cloudy


Partly sunny

Monday

70 °F

Partly sunny and pleasant


Intermittent clouds

Monday Night

43 °F

Partly cloudy


Mostly sunny

Tuesday

73 °F

Mostly sunny and pleasant


Intermittent clouds

Tuesday Night

41 °F

Clearing


Intermittent clouds

Wednesday

65 °F

Times of sun and clouds


Intermittent clouds

Wednesday Night

39 °F

A thundershower in spots in the evening; otherwise, partly cloudy


Rain

Thursday

53 °F

Cooler with occasional rain and drizzle; breezy in the morning


Partly cloudy

Thursday Night

32 °F

Partly cloudy


Sunrise and Sunset

Sunrise
6:03 AM
Sunset
7:53 PM

Based on AccuWeather data