So this one started out looking average and winds up looking pretty impressive. Overall, this storm would be considered an unusually-strong winter storm for the DC area, except that we're kind of getting used to that now, aren't we?
Based on the model outputs and QPF's that are shown in the forecast, it seems like we're in line for at least a foot of snow from DC northward. As a first call:
8-12 inches from about Fredericksburg north to DC
12-16 inches from DC to Baltimore and points west
16+ from Baltimore northward to Philly
The NWS is going slightly lower, some TV mets slightly higher.
There is a somewhat lower-than-normal confidence with this forecast because although the components are in place, the storm has yet to form.
But look for snow to spread across the area beginning in the early afternoon and increasing in intensity. I think the majority of the snow will fall overnight tomorrow but we might have as much as 2-4 inches on the ground by nightfall tomorrow.
Mixed precipitation should not be an issue from DC northward but may be a factor south of DC - especially the further south you go.
I'm still going over model data so more posts to come. Stay safe, everyone!
WINTER STORM WARNING
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February
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- Tuesday - Wednesday
- Winter Precipitation Processes - Part 1: Pressure
- Looks Like the Models Were Right...the First Time
- Downgraded to WWA - But Keep an Eye
- It's Gonna Be Close
- Later Models Holding to the Westward Shift
- It's Bigger...Possibly
- This Week: Rain, Some Snow
- Rain...
- Keep an Eye on Next Week
- Still North and West
- Latest Models Further North
- A Tough Little Storm
- More Snow...
- Don't Look Now
- Where's My Toast Graphic?
- Sitting and Spinning
- A For-Real Blizzard
- So We're in the Dry Slot...Again
- Sleet Takes Over
- Oh and...
- Moderate to Heavy Snow Continues
- Snow Heavier in Arlington
- Light Snow Has Started, Storm is Forming
- I'll Leave It Alone
- This is A Really Difficult Forecast - Maybe Less S...
- Quick Note
- And One More Graph to Illustrate This Winter
- A Record Winter
- Another Big Storm
- It's Actually the Precipitation Fields
- More Snow Coming
- The Game is Still On
- It's Just a Phase...but Maybe We Should Worry
- On to the Next!
- OBS: WDX and NAX
- Mother of God. Part II
- The Dry Slot
- Thundersnow!
- Radar at 12:14 AM
- Radar at 9:15 PM
- OBS: NAX
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- Snowfall Rate: 1 inch per hour
- All Continues on Schedule and Track
- A Massive Storm
- One Last Thing to Consider
- One more GFS model run...
- Precise Scientific Measurement
- First Flakes!
- GFS Says: I'll See Your 24 Inches and Raise You t...
- Expected Timeline
- Slack-u-weather Radar
- GGEM Model Run Complete
- The More the Merrier
- A Thousand Words
- NAMtastic
- Remarkable.
- Mother of God.
- Lunchtime Update: What are the Variables?
- Oh, and...
- A Little Wrinkle
- And Now, a Deep Breath
- Snow Continues!
- First Flakes!
- 3:00 PM Update
- And stronger still...
- Snow on the Way
- PV Storm #2: February 5-7 [OUTLOOK]
- PV Storm #1: February 2-3 [Expected Class: 2]
- Forecasting 101 - The Super Ultra Magical Blog-len...
- A Little Background
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