Tuesday Morning Update
This will be the second time this year we have gone from the 70s to snow with a day or two. I wanted to simply the snow I mentioned this morning in this focused report. I understand the mention of snow can conjure up FITF excitement, anxiety, or distain. Even growling from skeptics and doubters. In fact I mentioned the Polar Vortex Disruption a few days ago that was met with skepticism. I hope the snow we see this week will put that debt to rest.
The reality is that there will be snow Wednesday morning, but not for everyone in our region. It will be more likely west and north of Baltimore, but possibly mixing in for metro areas. It is also important to note that we are NOT expected a local road impact. Pavement temps are too warm! However, some heavier amount in the higher elevations far west and definitely north could lead to some travel problems in PA.
There will be another event on Saturday that appears to start as rain and end as snow with arctic air trying to make a move. This timing will be during the day with falling temperatures and possibly moderate to heavy snow. This one is worth paying closer attention to. So if your weather app is showing highs in the 50s, that will be before sunrise. The day may finish in the 20s by midnight for many…
Wednesday Morning
Temperatures
Most of the region will start with temps above freezing. But higher elevations farther northwest may get some stickage on the grass. If you travel I-81 north, you may get some on the pavement north of Harrisburg.
Slushy Snow Mix
This looks like it will begin as rain and mix with snow, especially west and north of Baltimore.
Temps will be to warm for pavement to get stickage, but lower visibility AND coatings on the grass are very possible.
GFS Model
European Model
NAM 3 Km Model
This is the warmest solution keeping the snow farther west and north…
Snow Animation: NAM 3 Km
Snow Total?
- Note, this is mainly for what will fall.
- Most roads stay WET!
- Slushy accumulation on grass, but some melting will result in lower snow depth.
NAM 3Km
GFS Model
Afternoon Temperatures
We remain above freezing during the day…
Looking Ahead: Saturday Snow?
If you are comparing to your weather app, there is a reason it is showing 50s for high temps. That will be in the morning!
Temperature Animation
Temps will be FALLING after the morning highs…
Snapshots
Saturday Morning Temperatures
Saturday Afternoon Temperatures
Saturday Evening Temperatures
Rain To Snow
This is the influence of the polar air… But with snow falling during the day the warmer ground and higher sun angle will likely mean pavement stays wet.
We will need to watch higher elevations for some possible stickage and ice at night.
ECMWF Model
Support from the European Model for a widespread change to snow as well.
It is TOO EARLY to say how much snow we can get. Again, we may see snow forecasts for what may fall, that will not be the same for what is measured on the grass and pavement due to melting and compacting (heavy wet type of snow).
Please keep checking back for updates as this could have some impact on plans… My family has plans that may be affected as well, so I am invested in this as well.
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7 Day Forecast
ALSO SEE:
Cold Outlook and Two Polar Vortex Disruptions
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ALSO SEE
What is Faith in the Flakes: History of December 5th Snow
ALL FITF GEAR
FITF THUNDERSNOW
Winter Outlook Series:
Last Winter Recap: My Old Outlook And Your Grades Of My Storm Forecasts
Winter Weather Page – Lots of resources
Solar Cycle Increasing Sunspots Suggests More Snow
Comparing 4 Different Farmer’s Almanacs: Majority colder winter outlook than NOAA
NOAA Winter Outlook- But Read The Fine Print
Signals For Early Start To Winter In November
Winter Outlook Series: La Nina Double Dip
Nor’easters May Give Hint For Winter La Nina Pattern
Winter Folklore Checklist
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Facebook: Justin Berk, Meteorologist
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*Disclaimer due to frequent questions:
I am aware there are some spelling and grammar typos. I have made a few public statements over the years, but if you are new here you may have missed it:
I have dyslexia, and found out at my second year at Cornell. I didn’t stop me from getting my meteorology degree, and being first to get the AMS CBM in the Baltimore/Washington region.
I do miss my mistakes in my own proofreading. The autocorrect spell check on my computer sometimes does an injustice to make it worse.
All of the maps and information are accurate. The ‘wordy’ stuff can get sticky.
There is no editor that can check my work when I need it and have it ready to send out in a newsworthy timeline.
I accept this and perhaps proves what you read is really from me…
It’s part of my charm.
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