Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

1989 Western Region Technical Attachments

1989 TECHNICAL ATTACHMENTS

89-01
Update: STORM Project
89-02
Use Of Mesoscale Data In Determining The Location Of Surface Fronts
Peter Mueller
89-03
Positive Cloud-To-Ground Flashes In The Vicinity Of the Nevada Test Site
Carven A. Scott
89-04
A Tornado In January? In Utah?
Dean Jackman and David Sanders
89-05
Comments On Western Region Technical Attachment 88-34
89-06
Temperature Verification In The Pacific Northwest
89-07
Using Profiler Data To Diagnose The Atmosphere--A Case Study
Eric R. Thaler
89-08
The Cold Episode Continues
89-09
Update: Operational Use Of Lightning Data
89-10
The Forecaster Contribution To The Forecast Product
89-11
Preparing For AWIPS-90 Applications
Ward R. Sequin
89-12
Polar-Orbiting Satellite Images Available On SWIS
89-13
Managing Application Programs In An Era Of Change
John R. Hughes, Jr.
89-14
The Current State Of Drought Severity In The Western Region
89-15
NGM MOS Guidance Update
89-16
Interpretation Of GOES Water Vapor Imagery And Its Application To Forecasting Thunderstorms
89-17
NGM MOS Guidance Update II
89-18
The Poleward Boundry Of Jet Stream Cirrus Shields
89-19
Improving Stratus Forecasting At San Francisco
David Cohen
89-20
LIVES-88 - Verification Of Detection Efficiency And Accuracy Of The Nevada Test Site Automatic Lightning Detection System
Carven A. Scott
89-21
Another Example Of A Maddox Type I Flash Flood Pattern In The Great Basin
89-22
GOES I-M Capabilities
89-23
Satellite Applications Information Note 89/1: A Water Vapor Image Feature Related To Severe Thunderstorms
Gary P. Ellrod
89-24
Frontal Characteristics Of The Arizona Monsoon Boundary
89-25
Early February Freeze Of 1989
Ron Hamilton
89-26
Severe Thunderstorm Outbreak Of June 15, 1989 In Idaho
Gene Jaffa
89-27
Dew Point Discontinuity Initiates Severe Thunderstorms In Utah
Mark E. Struthwolf
89-28
Pacific Northwest QPF Verification Program
Chris Hill
89-29
Heavy Fog Probabilities At The Salt Lake International Airport
Richard G. Watling
89-30
The Effect Of Surface Specification On RAFS Forecasts
89-31
NMC Models And Statistical Guidance Present And Future
89-32
Recent Progress and Future Plans For Numerical Weather Prediction at the National Meteorological Center
William D. Bonner
89-33
AWIPS-90 Activities - Phased Implementation Of A Digital Forecast Database And Automated Product Generation
Ward R. Seguin
89-34
Instability Bursts And Mesoscale Convective System Development And Propagation
Rob Scofield and Jacob Robinson
89-35
Some Differences Between The NMC-ECMWF-UKMO Models And What It Means To The NWS Forecaster
Peter Mueller
89-36
A Heavy Snow Event Associated With Jet Streak Interaction
John Blank
89-37
1989 Index

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