Local weather alerts previously issued by the National Weather Service
since 05/19/2017

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Thursday January 20, 2022
62 total alerts issued on this day
LOCATIONS & ALERT COUNT: Anne Arundel Co.  1  Carroll Co.  1  Harford Co.  1  Howard Co.  1  Montgomery Co.  1  Prince Georges Co.  1  Northern Baltimore Co.  1  Southern Baltimore Co. & City  1  Frederick Co.  1  
 
Anne Arundel Co.
WWY.gif   WINTER WEATHER ADVISORY   (3 updates)
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 1 PM EST THURSDAY
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 7:32 am Expired: Jan 20 1:00 pm Duration: 5 hrs   28 mins  
Carroll Co.
WWY.gif   WINTER WEATHER ADVISORY   (7 updates)
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 1 PM EST THURSDAY
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 11 AM EST THURSDAY
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 7:32 am Expired: Jan 20 1:00 pm Duration: 5 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 7:32 am Expired: Jan 20 11:00 am Duration: 3 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 8:53 am Expired: Jan 20 11:00 am Duration: 2 hrs   07 mins  
Harford Co.
WWY.gif   WINTER WEATHER ADVISORY   (11 updates)
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 1 PM EST THURSDAY
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 11 AM EST THURSDAY
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 7:32 am Expired: Jan 20 1:00 pm Duration: 5 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 7:32 am Expired: Jan 20 11:00 am Duration: 3 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 8:53 am Expired: Jan 20 11:00 am Duration: 2 hrs   07 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Southeast Harford
Effective: Jan 20 8:53 am Expired: Jan 20 1:00 pm Duration: 4 hrs   07 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Cecil; Northern Baltimore; Northwest Harford
Effective: Jan 20 8:53 am Expired: Jan 20 11:00 am Duration: 2 hrs   07 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Cecil; Northern Baltimore; Northwest Harford
Effective: Jan 20 9:58 am Expired: Jan 20 11:00 am Duration: 1 hr   02 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Southeast Harford
Effective: Jan 20 9:58 am Expired: Jan 20 1:00 pm Duration: 3 hrs   02 mins  
Howard Co.
WWY.gif   WINTER WEATHER ADVISORY   (9 updates)
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 1 PM EST THURSDAY
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 11 AM EST THURSDAY
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 7:32 am Expired: Jan 20 1:00 pm Duration: 5 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 7:32 am Expired: Jan 20 11:00 am Duration: 3 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 8:53 am Expired: Jan 20 11:00 am Duration: 2 hrs   07 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Southeast Harford
Effective: Jan 20 8:53 am Expired: Jan 20 1:00 pm Duration: 4 hrs   07 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Southeast Harford
Effective: Jan 20 9:58 am Expired: Jan 20 1:00 pm Duration: 3 hrs   02 mins  
Montgomery Co.
WWY.gif   WINTER WEATHER ADVISORY   (7 updates)
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 1 PM EST THURSDAY
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 11 AM EST THURSDAY
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 7:32 am Expired: Jan 20 1:00 pm Duration: 5 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 7:32 am Expired: Jan 20 11:00 am Duration: 3 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 8:53 am Expired: Jan 20 11:00 am Duration: 2 hrs   07 mins  
Prince Georges Co.
WWY.gif   WINTER WEATHER ADVISORY   (3 updates)
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 1 PM EST THURSDAY
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 7:32 am Expired: Jan 20 1:00 pm Duration: 5 hrs   28 mins  
Northern Baltimore Co.
WWY.gif   WINTER WEATHER ADVISORY   (9 updates)
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 1 PM EST THURSDAY
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 11 AM EST THURSDAY
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 7:32 am Expired: Jan 20 1:00 pm Duration: 5 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 7:32 am Expired: Jan 20 11:00 am Duration: 3 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 8:53 am Expired: Jan 20 11:00 am Duration: 2 hrs   07 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Cecil; Northern Baltimore; Northwest Harford
Effective: Jan 20 8:53 am Expired: Jan 20 11:00 am Duration: 2 hrs   07 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Cecil; Northern Baltimore; Northwest Harford
Effective: Jan 20 9:58 am Expired: Jan 20 11:00 am Duration: 1 hr   02 mins  
Southern Baltimore Co. & City
WWY.gif   WINTER WEATHER ADVISORY   (9 updates)
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 1 PM EST THURSDAY
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 11 AM EST THURSDAY
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 6:00 am Expired: Jan 20 1:00 pm Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON
Areas affected: Anne Arundel; Central and Southeast Howard; Central and Southeast Montgomery; Charles; Prince Georges; Southeast Harford; Southern Baltimore
Effective: Jan 20 7:32 am Expired: Jan 20 1:00 pm Duration: 5 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 7:32 am Expired: Jan 20 11:00 am Duration: 3 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 8:53 am Expired: Jan 20 11:00 am Duration: 2 hrs   07 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Cecil; Northern Baltimore; Northwest Harford
Effective: Jan 20 8:53 am Expired: Jan 20 11:00 am Duration: 2 hrs   07 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Cecil; Northern Baltimore; Northwest Harford
Effective: Jan 20 9:58 am Expired: Jan 20 11:00 am Duration: 1 hr   02 mins  
Frederick Co.
WWY.gif   WINTER WEATHER ADVISORY   (4 updates)
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 11 AM EST THURSDAY
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 4:00 am Expired: Jan 20 11:00 am Duration: 7 hrs   00 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 7:32 am Expired: Jan 20 11:00 am Duration: 3 hrs   28 mins  
WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING
Areas affected: Carroll; Cecil; Frederick; Northern Baltimore; Northwest Harford; Northwest Howard; Northwest Montgomery
Effective: Jan 20 8:53 am Expired: Jan 20 11:00 am Duration: 2 hrs   07 mins  
canadians