The National Weather Service
-
Upload
gabriel-johnson -
Category
Documents
-
view
27 -
download
1
description
Transcript of The National Weather Service
The National Weather The National Weather ServiceService
Spokane, Washington
El NiEl Niñño & La Nio & La Niña SSTsña SSTs
• El NiEl Niñño is o is warmer-warmer-than-normal than-normal SSTSST
• La NiLa Niñña is a is colder-than-colder-than-normal SSTnormal SST
PatternsPatterns•El NiEl Niññoo
– Strong Strong Pacific Jet Pacific Jet Stream Stream from from West.West.
•La NiLa Niññaa– Jet Stream Jet Stream
from from Northwest.Northwest.
Dec-Jan-Feb Temperature Probability
Dec-Jan-Feb Precipitation Probability
Seasonal Precipitation and La NiñaSeasonal Precipitation and La NiñaSeasonal Precipitation and La NiñaSeasonal Precipitation and La Niña
• Seasonal Precipitation Expected to be Seasonal Precipitation Expected to be AboveAbove NormalNormal– Normal Snowfall at Ephrata is 18.7”– Look for Snowfall Amounts of 19” to 24”
• La Niña Forecast to Continue through SpringLa Niña Forecast to Continue through Spring– Below Normal Sea Surface Temps Forecast
to slowly rise into June– Below Normal Temps and Above Normal
Precip to Continue
Percent of Normal Precip Since Percent of Normal Precip Since 10/1/0910/1/09
Grant County ranges from 70 to 130 percent of normal
Who Is The Who Is The National Weather Service?National Weather Service?
• A FEDERAL AGENCY UNDER THE DEPARTMENT A FEDERAL AGENCY UNDER THE DEPARTMENT OF COMMERCE AND BRANCH OF THE NATIONAL OF COMMERCE AND BRANCH OF THE NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION OCEANIC AND ATMOSPHERIC ADMINISTRATION (NOAA)(NOAA)
• OPERATES 122 FIELD OFFICES, PLUS NINE OPERATES 122 FIELD OFFICES, PLUS NINE NATIONAL CENTERS WITH ABOUT 5,000 NATIONAL CENTERS WITH ABOUT 5,000 EMPLOYEESEMPLOYEES
• ANNUAL BUDGET APPROXIMATELY $900 ANNUAL BUDGET APPROXIMATELY $900 MILLION, OR APPROX $4.00 PER U.S. CITIZENMILLION, OR APPROX $4.00 PER U.S. CITIZEN
• THE ONLY ENTITY TO ISSUE OFFICIAL SEVERE THE ONLY ENTITY TO ISSUE OFFICIAL SEVERE WEATHER WATCHES AND WARNINGSWEATHER WATCHES AND WARNINGS
Where Is the NWS?Where Is the NWS?
Spokane NWS OfficeSpokane NWS Office
• 25 Employees25 Employees– Meteorologists – ForecastersMeteorologists – Forecasters– TechniciansTechnicians– OthersOthers
• Staffed 24/7Staffed 24/7
• DutiesDuties– Observations Observations – ForecastsForecasts– WarningsWarnings
Types of ForecastsTypes of Forecasts
• PublicPublic
• Digital GraphicsDigital Graphics
• HydrologyHydrology
• AviationAviation
• Fire WeatherFire Weather
Weather on the WebWeather on the Web
Point-n-Point-n-Click Click
NWS NWS ForecastsForecasts
Weather toWeather toPlan ByPlan By
Point-n-Point-n-Click Click
NWS NWS ForecastsForecasts
Weather toWeather toPlan ByPlan By
Weather on the WebWeather on the Web
Outlooks,Outlooks,Watches,Watches,WarningsWarningsand and
AdvisoriesAdvisoriesText Text
ProductsProducts
IDZ027-230700-LEWIS AND SOUTHERN NEZ PERCE COUNTIES-246 PM PST FRI JAN 22 2010
...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 10 PM PST SATURDAY ABOVE 2000 FEET...
* SNOW ACCUMULATIONS: 3 TO 6 INCHES ARE POSSIBLE.
* ELEVATION: MAINLY ABOVE 2000 FEET...WITH MINOR ACCUMULATIONS BELOW 2000 FEET.
* TIMING: LIGHT SNOW WILL BEGIN THIS EVENING AND CONTINUE THROUGH SATURDAY. SNOW WILL TAPER OFF SATURDAY NIGHT.
* LOCATIONS INCLUDE: CRAIGMONT...NEZPERCE...WINCHESTER... SOLDIERS MEADOW ROAD
* WINDS: NORTHWEST AROUND 5 TO 15 MPH.
* IMPACTS: RECENT WARM TEMPERATURES WILL LIKELY ALLOW THE INITIAL SNOWFALL TO MELT ON AREA ROADWAYS...HOWEVER COLDER TEMPERATURES BY SATURDAY MORNING WILL LIKELY RESULT IN DIFFICULT DRIVING CONDITIONS THROUGH SATURDAY NIGHT. MOTORISTS SHOULD PLAN AHEAD TO AVOID ANY UNNECESSARY TRAVEL DURING THIS POTENTIAL WINTER STORM.
Weather on the WebWeather on the Web
NWS ForecastsNWS Forecasts
GraphicalGraphical
NWS ForecastsNWS Forecasts
GraphicalGraphical
Other ServicesOther Services• LEPC and Other Emergency Related LEPC and Other Emergency Related
Meetings/EventsMeetings/Events– Dam Break ExercisesDam Break Exercises– Table Top ExercisesTable Top Exercises– EAS CommitteeEAS Committee– Hazards assessmentHazards assessment
• Spotter TrainingSpotter Training– Always need more SpottersAlways need more Spotters
• Open HouseOpen House– Every other year (next will be Oct 2011)Every other year (next will be Oct 2011)– West Plains LocationWest Plains Location
Other ServicesOther Services
• StormReadyStormReady– Weather PreparednessWeather Preparedness– Spokane County is and so is Douglas! Spokane County is and so is Douglas!
• School and Civic Organization School and Civic Organization TalksTalks– Promote the Mission of the NWSPromote the Mission of the NWS– Foster science and mathFoster science and math– Tailor to the audienceTailor to the audience– As time and resources permitAs time and resources permit
How Can You Help UsHow Can You Help Us
• Storm ReportsStorm Reports– How MuchHow Much– How HighHow High– How StrongHow Strong– Damage and ImpactsDamage and Impacts– Real TimeReal Time– SummariesSummaries– PicturesPictures– TwitterTwitter
Tools Available to YouTools Available to You
• Twitter – Twitter – send reports directly to the officesend reports directly to the office
• NumerousNumerous links on our website links on our website – weather.gov/Spokaneweather.gov/Spokane
• PodcastsPodcasts
Questions?Questions?