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Notes
Precipitation Type Nowcasting
Precipitation Type Nowcasting
Introduction
Introduction
Course Completion Info
Course Completion Info
Motivation for Lesson
Motivation for Lesson
Decision Tree - Choice #1
Decision Tree - Choice #1
Identifying the Melting Layer
Identifying the Melting Layer
What the Melting Layer Tells Us about Precipitation Type in the Radar Beam
What the Melting Layer Tells Us about Precipitation Type in the Radar Beam
Could I Mistake the Dendritic Growth Zone for the Melting Layer?
Could I Mistake the Dendritic Growth Zone for the Melting Layer?
Decision Tree - Choice #2
Decision Tree - Choice #2
Why a Saturated Airmass Colder than -10°C Matters?
Why a Saturated Airmass Colder than -10°C Matters?
Example: Drizzle or Snow Sounding?
Example: Drizzle or Snow Sounding?
What Will Drizzle Look Like in Base Radar Data?
What Will Drizzle Look Like in Base Radar Data?
What Will “Dry Snow” Look Like in Base Radar Data?
What Will “Dry Snow” Look Like in Base Radar Data?
Decision Tree - Choice #3
Decision Tree - Choice #3
What Do Refreezing Hydrometeors Look Like in Base Radar Data?
What Do Refreezing Hydrometeors Look Like in Base Radar Data?
Let’s Look at the Base Data Near the RDA
Let’s Look at the Base Data Near the RDA
Radar Signature with Precipitation Type Transition Zone
Radar Signature with Precipitation Type Transition Zone
A Different Transition Zone Example: Cold Advection Transition Event
A Different Transition Zone Example: Cold Advection Transition Event
Decision Tree - Choice #4
Decision Tree - Choice #4
Using the Bourgouin Technique to Differentiate Sleet from Freezing Rain
Using the Bourgouin Technique to Differentiate Sleet from Freezing Rain
Bourgouin Technique: Freezing Rain Example
Bourgouin Technique: Freezing Rain Example
Bourgouin Technique: Sleet Example
Bourgouin Technique: Sleet Example
Failure Modes for Bourgoin Technique
Failure Modes for Bourgoin Technique
What about Sleet Mixed with Other Ice Crystals?
What about Sleet Mixed with Other Ice Crystals?
Decision Tree - Choice #5
Decision Tree - Choice #5
Example: Using Surface Temperatures to Identify Rain vs. Freezing Rain
Example: Using Surface Temperatures to Identify Rain vs. Freezing Rain
Limitations of Using Radar Signatures for Winter Weather Precipitation Type
Limitations of Using Radar Signatures for Winter Weather Precipitation Type
Summary: Winter Weather Precipitation Type Nowcasting
Summary: Winter Weather Precipitation Type Nowcasting
Quiz
Quiz
Thanks for Your Attention!
Thanks for Your Attention!
Winter Weather Precipitation Type Nowcasting
Resources
pdf
Winter Weather P-Type Nowcasting - Learning Objectives
Exit
Winter Weather Precipitation Type Nowcasting
Winter Weather Precipitation Type Nowcasting
Winter Weather Precipitation Type Nowcasting
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