Conditions: Baltimore, Maryland, 01/17/2026 09:50:03 pm
Temperature

29°

Partly Cloudy

27°

Dew Point
Relative Humidity

92%

Feels Like

29°

Wind (N)

0mph

Air Pressure

30.1

Sun
Sun Rise

07:23 AM

Sun Set

05:10 PM

Day Length

09:47 Hours

Difference

1 min 32 sec gain

Moon
Moon Rise

06:54 AM

Moon Set

03:57 PM

Next: New Moon

Jan 18,2026

Moon Phase

Waning Crescent

Climate
Average Low

24°

41°

Average High
Record Low

-7°


(1982)

68°


(1913)
Record High
Conditions

Winter Weather Advisory Sunday As Snowfall In Two Parts Affecting Two Different Areas

snow forecast
Maryland Weather
climate data
Winter Weather
Forecast
Warnings

Saturday Evening Update January 17 2026

One thing I carry after all of my years of forecasting: If one model does a really good job in an active pattern, then stick with it.  The short range high resolution HRRR Model did just that with our burst of snow this morning, even calling for the 2 to 4 inch totals. However, there was a band in Central Maryland that over achieved its expectations.

The next weather event will come on Sunday in TWO PARTS!

This is important to keep in mind because the first will seem to repeat what we just had. The second will respond the the Southern Storm passing off the coast. I do not see a westward trend of this Low Pressure, but rather the weakness in the atmosphere will allow the moisture to fill back a little farther west/inland.

Winter Weather Advisory

Generally potential for 1 to 3 inches of snow with stickage on the roads,

  • Southern PA: 3 AM to 3 PM. The Morning Event Focus
  • Central Maryland: 4 AM to 6 PM: The Morning Event Focus, may get clipped by Part 2
  • afternoon.
  • Lower Eastern Shore: 10 AM to 10 PM: The second event is the focus with emphasis on accumulation (light) and icing after dark.
  • Metro Philadelphia to Metro New York: 6 AM to 8 PM. May get affected by both parts in the morning and later afternoon.

January 18 Winter Weather Advisory Sunday snow

Here are my headlines:

Part 1: Sunday Morning

  • Developing 4 to 6 AM, Ending 9 to 11 AM
  • Almost the same areas impacted Saturday morning will see a similar result here. Temps will be a little colder, so more may get stickage.
  • A slushy mix will reach metro areas again and more rain will fall to the south this time.

Part 2: Sunday Afternoon and Evening

  • The back edge of snow showers will be near I-95 and could include Baltimore and Annapolis. HOWEVER, this will be with afternoon temps above freezing.
  • Heavier snow will develop between 4 PM and 8 PM near The Bay and Delmarva to the Beaches.
  • While temps will start above freezing and may melt or waste flakes… it will end with falling temps after dark.
  • Whatever is wet and untreated, will freeze.
  • It is a good thing Monday is a holiday, because there will be ice to deal with Monday morning!

SET UP: Evening Surface Weather

January 17 weather storm map snow Saturday night

  • Developing Snow: A band of snow is developing from the Ohio Valley through the Mid-Atlantic. This will bring snow and mix chances overnight into Sunday morning for parts of Central Maryland and Pennsylvania.
  • Developing Storm: The main event is forming along the Gulf Coast from Louisiana through Florida. This storm will track along the coast Sunday and bring snow to North Florida and South Georgia — a rare event! The back edge will clip the Mid-Atlantic, especially Delmarva and coastal areas.
  • Arctic Air: Cold air continues to pour south from Canada through the Upper Midwest. This reinforces the cold pattern for early next week.

Storm Forecast: ECMWF Model

This may blur the lines between the parts of the snow. A morning phase will be followed by a mid day lull, the resurgence moisture in the afternoon along the coast.

January 17 weather storm forecast snow rain Sunday ECMWF

Radar Simulation 3 AM to 8 PM

Watch the snow on the HRRR Model expand before sunrise. This will affect Southern Pennsylvania and mountain areas first, and the early hours will coincide with colder temps and allow for more snow and some accumulation.

January 17 weather storm forecast snow rain Sunday HRRR

Snapshots

4 AM

January 17 weather forecast radar snow Sunday 4 AM HRRR

 

6 AM

January 17 weather storm forecast radar snow Sunday 6 AM HRRR

 

7 AM Temperatures

January 17 weather storm forecast temperatures Sunday morning

 

8 AM

January 17 weather storm forecast radar snow Sunday 8 AM HRRR

 

10 AM

January 17 weather storm forecast radar snow Sunday 10 AM HRRR

 

12 PM

January 17 weather storm forecast radar snow Sunday 12 PM HRRR

 

Part 1 Snow Forecast HRRR Model

January 18 weather snow forecast Sunday morning HRRR

 

PART 2:  Afternoon and Evening

Afternoon Temperatures

This is important for the new snow falling.

January 17 weather storm forecast temperatures Sunday afternoon

4 PM

Heavy slushy snow may be falling between Philadelphia and New York.

January 17 weather storm forecast radar snow Sunday 4 PM HRRR

6 PM

January 17 weather storm forecast radar snow Sunday 6 PM HRRR

8  PM

January 17 weather storm forecast radar snow Sunday 8 PM HRRR

Temperatures

This is when the freeze will affect everyone. What is wet and not treated will turn icy.

January 17 weather storm forecast temperatures Sunday night

 

Monday Morning Temperatures

January 17 weather storm forecast temperatures Monday morning

Part 2 Snow Forecast HRRR Model

January 18 weather snow forecast Sunday evening HRRR

 

SNOW TOTAL HRRR Model

January 18 weather snow forecast Sunday total HRRR

 

ECMWF Model

This is most aggressive near Metro Philadelphia to New York.

January 18 weather snow forecast Sunday total ECMWF

National Blend of Models

 

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FAITH IN THE FLAKES STORE

NOW OPEN FOR THE SEASON

click here

 

Snow Report December 14  and Grade My Forecast

In case you missed it, click this image for brief summary of the final snow totals from the last event.

December 14 weather snow total Sunday

Snow Report December 5 to 6 and Grade My Forecast

In case you missed it, click this image for brief summary of the final snow totals from the last event.

December 6 weather snow analysis preliminary

 

 

My Winter Outlook For Above-Average Snow

Click here for the full report

Winter 2025 to 2026 My Call for Suggested Snowfall

 

 

La Niña Advisory

This was issued October 9, as expected: A weak and short-lived event to start winter may play a different role this winter.

October 9 La Nina Advisory map Pacific Ocean

In Case You Missed It

Woolly Bear Caterpillar Winter Folklore

These are NOT all the same caterpillar!

Woolly Bear Caterpillars And Imposters For Winter Weather Folklore

 

Winter Outlook From 2 Farmers’ Almanacs

Winter Outlooks 2025 to 2026 Two Farmers Almanacs

 

STEM Assemblies/In School Fields Trips Are Back

Click to see more and ‘Book’ a visit to your school

THANK YOU:

Baltimore Sun Magazine Readers’ Choice Best Of Baltimore

Best of Baltimore 2025 Meteorologist Justin Berk

Maryland Trek 12 Day 7 Completed Sat August 9

UPDATED: We raised OVER $170,000 for Just In Power Kids – AND Still Collecting More

The annual event: Hiking and biking 329 miles in 7 days between The Summit of Wisp to Ocean City.

Each day, we honor a kid and their family’s cancer journey.

Fundraising is for Just In Power Kids: Funding Free Holistic Programs. I never have and never will take a penny. It is all for our nonprofit to operate.

 

Click here or the image to donate:

Maryland Trek 12 Finish August 9 2025

RESTATING MY MESSAGE ABOUT DYSLEXIA

I am aware there are some spelling and grammar typos and occasional other glitches. I take responsibility for my mistakes and even the computer glitches I may miss. 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 during my second year at Cornell University. It didn’t stop me from getting my meteorology degree and being the first to get the AMS CBM in the Baltimore/Washington region. One of my professors told me that I had made it that far without knowing and to not let it be a crutch going forward. That was Mark Wysocki, and he was absolutely correct! I do miss my mistakes in my own proofreading. The autocorrect spell check on my computer sometimes does an injustice to make it worse. I can also make mistakes in forecasting. No one is perfect at predicting the future. All of the maps and information are accurate. The ‘wordy’ stuff can get sticky.  There has been no editor who can check my work while writing and to have it ready to send out in a newsworthy timeline. Barbara Werner is a member of the web team that helps me maintain this site. She has taken it upon herself to edit typos when she is available. That could be AFTER you read this. I accept this and perhaps proves what you read is really from me… It’s part of my charm. #FITF

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