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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

98°F

UV Index
4 Moderate
Pressure
30.08 Steady
Visibility
8 miles
Dewpoint
17 °F
Humidity
5%
Wind
W 7.3 mph
Gust
15.7 mph
Wind Chill
98 °F

Hourly Forecast

Today
3 PM
98°F
Partly sunny
Today
4 PM
99°F
Partly sunny
Today
5 PM
99°F
Partly sunny
Today
6 PM
98°F
Partly sunny
Today
7 PM
94°F
Partly sunny
Today
8 PM
90°F
Mostly sunny
Today
9 PM
85°F
Mostly clear
Today
10 PM
79°F
Mostly clear
Today
11 PM
74°F
Mostly clear
Tomorrow
12 AM
71°F
Mostly clear
Tomorrow
1 AM
69°F
Mostly clear
Tomorrow
2 AM
67°F
Mostly clear

7 Day Forecast

Mostly sunny

Tuesday

99 °F

Sunny to partly cloudy and hot with the temperature tying the record from 1979; danger of dehydration and heatstroke if outside for extended periods of time


Clear

Tuesday Night

61 °F

Clear


Intermittent clouds

Wednesday

99 °F

Very warm with the temperature approaching the record of 100 set in 1979 with times of clouds and sun


Mostly clear

Wednesday Night

62 °F

Mainly clear


Intermittent clouds

Thursday

101 °F

Hot with the temperature breaking the record of 100 set in 1943 with some sun; breezy in the afternoon; caution advised if outside for extended periods of time


Intermittent clouds

Thursday Night

65 °F

Partly cloudy


Intermittent clouds

Friday

101 °F

High clouds and increasingly windy with the temperature near the record of 104; caution advised if outside for extended periods of time


Partly cloudy

Friday Night

59 °F

Partly cloudy


Mostly cloudy

Saturday

86 °F

Variable cloudiness with a thunderstorm in the afternoon


Partly cloudy

Saturday Night

56 °F

Partly cloudy


Sunrise and Sunset

Sunrise
6:02 AM
Sunset
8:10 PM

Based on AccuWeather data