NOTES ABOUT SOUTHERN CALIFORNIA WEATHER & CLIMATE © 2000-2010 Gary Valle'. All Rights Reserved.

IMPORTANT!! The information presented on this web site may include errors of transcription, interpretation, and other errors. The information may be out of date or inaccurate. Please refer to the NATIONAL WEATHER SERVICE FORECAST OFFICE LOS ANGELES or your local weather service office for official forecasts and warnings. LINKS - ARCHIVE - HOME

California Weather, Snowpack and Climate

QuickLook: WSI Radar - CNRFC Precip - NexSat - SatIR4 - SatWV4 - SatWV - PNSLOX - GSDM - MJO - TAO - MEI - Snow - Surf

                    TechDis - NCEP - ECMWF - ARL - PSD - EMC SREF - Ens Precip - AFDLOX - AFDHNX - HPC - Insights - HMT West 2010

NWS Offices

• National Weather Service Forecast Office Los Angeles/Oxnard - Media Fastpage
• National Weather Service Forecast Office San Joaquin Valley/Hanford
• National Weather Service Forecast Office San Francisco Bay Area
• National Weather Service Forecast Office Sacramento
• National Weather Service Forecast Office San Diego
• National Weather Service Forecast Office Reno
• National Weather Service Forecast Office Las Vegas
• National Weather Service Forecast Office Phoenix
• National Weather Service Forecast Office Seattle

NWS Zone Forecasts

• Selected California Zone Forecasts:
  • L.A. Basin North
  • Central California Interior/ Southern Sierra Nevada/ Tehachapis
  • Northern California Interior/ Northern Sierra Nevada
  • South of L.A. Basin
  • Southeastern California/ Western Nevada
• Southern California Zone Forecasts via Zone Map (NWS San Diego)

Prediction Centers & Labs

• Hydrometeorological Prediction Center
• National Hurricane Center
• Storm Prediction Center
• Climate Prediction Center
• Ocean Prediction Center
• Experimental Products for Flash Flood Forecasting
• NOAA Earth System Research Laboratory
• International Research Institute for Climate Prediction

California Weather

• RAWS Summary: Southern California - Northern California
• Selected RAWS Stations
  
  

  Kernville	Johnsondale	Black Rock
  Whitaker Peak	Mill Creek	Chilao
  Clear Creek	Mt. Wilson	Big Pines
  Malibu Hills	Simi Valley	Cheeseboro
  Thousand Oaks	Yucca Valley	Lost Horse
  Julian	Pine Hills	Mt. Laguna

  
  
• California Interactive RAWS & METAR Map
• RAWS USA Climate Archive
• NWS Interactive California Weather
• MesoWest Interactive Maps (Experimental)
• California Regional Weather Server (SFSU)
• SPC Mesoscale Analysis Pages
• Sensors in: Santa Barbara - Ventura - Los Angeles - Orange - Riverside - San Bernardino - San Diego County (CDEC)
• KCQT Los Angeles (USC) Current Conditions
• Los Angeles Pierce College Weather Station
• Atmospheric Soundings (Univ. of Wyoming)
• Atmospheric Soundings (Univ, of Wisc. Madison)
• Wind Profilers (CAP)
• Pressure Gradients & Trend: NAMWRF - GFS (NWS Los Angeles/Oxnard)
• Hourly National Precipitation Analysis (Prototype)
• Southern California Temperature & Precipitation Summary
• California 24 hr Precipitation Table
• CPC U.S. Precipitation: Daily - 7 Day - Weekly - Monthly - 3 Month - Prev. Year

Marine Observations & Forecasts

• Interactive Marine Observations
• Southern California Swell Model - Swell Height Map - Swell Height Plots
• NOAA Wavewatch III
• Ocean Prediction Center
• Southern California Wind Vectors (Point Mugu NAWC)
• Southern & Northern California Coastal Weather Observations
• Southern California Coastal Marine Forecasts
• Decoded Offshore Weather Reports
• Interactive Marine Observations
• StormSurf.com
• Surfline.com
• WetSand.com

Forecast Technical Discussions

• Southern California Technical Discussion - Alternate
• Central California Interior Forecast Technical Discussion
• Northern California Interior Technical Discussion
• Southwest California Technical Discussion
• Prognostic Map Discussion
• Extended Forecast Technical Discussion
• 6-10 Day Forecast Discussion - Tools
• Quantative Precipitation Forecast Discussion
• Model Diagnostic Discussion
• AMS Glossary of Meteorology
• ERSL/PSD Climate Glossary

Quantitative Precipitation Forecasts

• Los Angeles WFO
• HPC: Day 1 - Day 2 - Day 3 - Days 4-5 - Days 1-5
• CNRFC: Graphical QPF - 24 hr. Basin QPF - Point QPF - 6-Day Basin QPF - HPC Discussion
• GOES Sounder Total Precipitable Water

Observed Precipitation

• CNRFC Southern California (Interactive)
• San Luis Obispo - Santa Barbara - Ventura - Los Angeles County (Text)
• NWS Public Information Statement
• Southern California Temperature & Precipitation Summary
• California 24 hr Precipitation Table
• COE LATS Telemetry
• L.A. County Dept. of Public Works - Water Resources Div.
• KCQT Los Angeles (USC) Current Conditions
• VCPWD 1 hr - 3 hr - 6 hr - 12 hr - 24 hr - 48 hr
• NWS Precipitation Analysis

Model Forecast Maps

• CDC Map Room Weather Products
• UCAR RUC, NAM and GFS Model Forecast Maps
• NCEP Model Analyses and Forecasts
• WRF Forecasts
• EMC/NCEP Operational GFS - DGEX
• EMC/NCEP Experimental - NAM-KF - Discussion & Index
• EMC/NCEP Exp. Meso NAM Forecast Meteograms - SW - North America
• NCEP HiResWindow (HIRESW) Runs - Western U.S. Domain
• NCEP NAM Convective Forecasting
• PSD Map Room (ESRL)
• Texas A&M MRF and ECMWF
• FNMOC: NGP, GFS, COAMPS - Ensembles
• Global Modeling Branch Daily Weather Maps
• FSL RUC Maps
• Numerical Forecast Products from UAlbany
• Model Trends & Comparisons from UAlbany
• European Centre for Medium-Range Weather Forecasts (ECMWF)
• ECMWF Model Output & GFS Comparisons (SJSU)
• UKMET from University of Wyoming
• COLA/IGES
  • 4-Day Forecast for the Western United States
  • Metropolitan Meteograms
  • GFS Medium Range Forecast Model - 0-6 Days
  • GFS Short Range Forecast Model - 0-3 Days
  • NAM Forecast Model - 0-2 Days
• UniSys Weather
  • MRF Model Forecast Maps - Medium range model that forecasts out to 10 days.
  • ECMWF Model Forecast Maps - Medium range model that forecasts out to 6 days.
  • NAM Model Forecast Maps - Short term model that forecasts out to 48 hours.
  • RUC Model Forecast Maps - Short term model that forecasts out to 12 hours.
• Ohio State University Model Guidance - Extended Range Outlooks
• Canadian Meteorological Centre (CMC)
  • GEM - Global Configuration
  • GEM - Regional Configuration (24km)
• NOAA ARL READY Current Meteorology
• Northern Illinois University's Storm Machine
• Interactive Model Sounding Plots
• Jet Stream Analyses and Forecasts at 300 mb (SFSU)

MOS Forecasts

• Current MOS Forecast Products
• NCEP Ensemble MRF MOS Graphics
• MOS Forecasts - Univ of Wyoming
• GFS: California - U.S. Map
• NGM: Bakersfield - Bishop - China Lake - Los Angeles - Palm Springs - Truckee - Van Nuys

Ensembles

• EMC Short Range Ensemble Forecasts
• SPC Short Range Ensemble Forecast
• NCEP Ensemble Forecasts
• NCEP Ensemble Precipitation Probability Page US Regional
• North American Ensemble Forecast System (NAEFS) Products
• MRF Ensemble Components
• CMC Ensemble Forecasts
• FNMOC Ensembles

Model Verification and Performance

• Hydrometeorological Prediction Center
• Global Modeling Branch
• Daily Precipitation Verification Plots
• Canadian Meteorological Centre

Satellite Pictures and Loops - Radar

Satellite

• RAMSDIS Online
• Southern California 1.5 km Resolution Visible Satellite Picture (NRL)
• Western US 4 km Resolution Infrared Satellite Picture (NWS Los Angeles/Oxnard)
• West Coast Infrared Satellite Picture - NOAA - NRL
• West Coast Infrared Satellite MPEG Loop - NOAA - NRL (Requires MPEG Viewer.)
• West Coast Water Vapor Satellite Picture - NOAA - NRL - 24 km Resolution
• West Coast Water Vapor Satellite MPEG Loop - NOAA - NRL (Requires MPEG Viewer.)
• NRL Monterey Satellite Meteorological Applications
• MODIS Rapid Response System (NASA) - includes KMZ, GeoTIFF and higher resolution imagery.
• NWS Oxnard Loops: 4km IR - 16km IR - 4km WV - 16km WV - Sat. Page
• NRL Experimental Rainfall Rates
• GOES Temperature and Moisture Soundings
• U of Wisconsin-Madison:Eastern North Pacific GOES-10 Satellite Derived Winds and Analyses
• GOES-East/West Satellite Derived Wind Products
• NOAA Geostationary Satellite Server
• NCDC Satellite Resources
• Archived GOES-10 & GMS Satellite Imagery - Mauna Kea Weather Center
• Manual of Synoptic Satellite Meteorology (ZAMG)

Radar

• NWS Pacific Southwest Sector Composite Base Reflectivity
• Doppler Radar (Intellicast) Composite Image - 24 Hr. Precipitation Estimate - Cell Movement and Height - Yesterday
• Doppler Radar (Weather Channel)- Southwest U.S. - Northwest U.S.
• NCAR/RAP's NEXRAD Radar Data Archives Viewer

Lightning

• USPLN Lightning Data
• Lightning Explorer
• US/CA Boltek Lightning Sites
• OC Weather StormVue
• SLOWeather.com StormVue - SLO Lightning

Longer Term Outlooks

• 10-Day Precipitation Outlook for the Conterminous U.S.
• Week2 & Pentad2 Tercile Probability Forecasts (CDC)
• NCEP Ensemble 500mb Animation
• Monthly and Three-Monthly Temperature and Precipitation Outlook
• Long-Lead Precipitation Forecast
• Long-Lead Temperature Forecast
• Experimental U.S. Threats Assessment
• NWS SUite of Official Forecast Products (From the CPC)
• Western Regional Climate Center
• Nothern Hemisphere Teleconnection Patterns
• Forecasts of Teleconnection Indices
• CPC Long Lead Briefing Materials

California Snowpack

• Snow Conditions (California Cooperative Snow Surveys)
  • February Snow Courses
  • March Snow Courses
  • April Snow Courses
  • May Snow Courses
• National Operational Hydrologic Remote Sensing Center
• Daily Snow Sensor Report
• Daily Summary of Snow Water Equivalents
• Bulletin 120 - Runoff Forecast - Weekly Update
• Short Term Snowmelt Forecast (Adobe Acrobat PDF) - Produced by the N.W.S. California-Nevada River Forecast Center and the California Department of Water Resources.
• Observed and Forecast Precipitation by River Basin
• Sierra Web Cam Links
• Eastern Sierra Avalanche Bulletin
• Central Sierra Avalanche Forecast
• Southern California Snow & Forecast
• Northern California Snow & Forecast
• Early Season Snowpack and Seasonal Snowpack in the Upper Kern River Basin, 1970-2000

Climate: El Niño/Southern Oscillation (ENSO), La Niña, GSDM, GWO, MJO, PDO

Current Conditions & Analysis

• Tropical Ocean Atmosphere Project
• Current Global SST Anomaly Charts and Archive (NOAA)
• Global SST Anomaly (CDC)
• Pacific SST Anomaly Animation (CDC)
• El Ni ño and La Niña - Climate Prediction Center
• El Niño/Southern Oscillation (ENSO) Diagnostic Advisory
• Oceanic Niño Index (ONI) - Warm & Cold Episodes by Season
• Multivariate ENSO Index (MEI)
• El Niño Comparison Chart (SoCal WxNotes)
• El Niño Wrap-Up - Australia Bureau of Meteorology
• ENSO Quick Look - International Research Institute for Climate Prediction
• CPC ENSO Data and Links
• CPC Monitoring Intraseasonal Oscillations
• Pacific Basin IR Stitched Satellite Image (NRL)
• Global Satellite Imagery (NRL)
• Madden - Julian Oscillation (CPC)
  • Daily Madden-Julian Oscillation Indices
  • MJO Weekly Update (PDF)
  • Historical MJO Indices
• An All-season Real-time Multivariate MJO Index - Current - with ENSO - Last Year
• US CLIVAR MJO Working Group
• Monitoring Modes of Coherent Tropical Convective Variability (CDC)
• Monitoring and Prediction of Modes of Coherent Tropical Variability (BMRC)
• El Niño/Southern and Madden - Julian Oscillations (CNRFC)
• The Pacific Decadal Oscillation (PDO)
• CIRA AMSU - CIRA TPW Loops
• CPC Global Hazards Briefing
• Westerly Wind Burst Monitoring (CPC CDAS 850-hPa Wind Anomalies)
• PSD Map Room (ESRL)
• GSDM/GWO - GWO 40 day Phase Plot (ESRL/PSD)
• Global Circulation (ESRL/PSD)
• 200-hPa Stream Function Animation (CPC)
• Large-scale Analyses from ECMWF - 6 hour animated & weekly mean 250 hPa Streamfunction Anomaly (Univ. Reading)
• Monthly Standardized Streamfunction Anomaly and Climatology (IRI/NCEP)
• Climate System Monitoring (Tokyo Climate Center)
• Global Circulation and Anomalies - 150mb Daily - 150mb 7 Day - 250mb Daily - 250mb 7 Day (CDC)
• Stratospheric Monitoring - SRG FU Berlin - CPC - Tokyo Climate Center

Forecasts & Research

• CFS Normalized SST Forecast with Skill Mask
• CFS Forecast of Seasonal Climate Anomalies
• Summary of International Forecasts - Australia Bureau of Meteorology
• CPC Three Month Outlooks
• Long-Lead Precipitation Forecast
• Precipitation and Temperature Forecasts - International Research Institute
• ECPC/NCEP Forecasts
• Analog Probability Forecasts (ESRL/PSD)
• Experimental Seasonal Forecast (ESRL/PSD)
• Interior Southwest Precipitation Outlook (ESRL/PSD)
• Madden-Julian Oscillation Real Time Forecasts
• MJO Wheeler/Hendon RMM Forecast Plots (ESRL/PSD)
• The MJO Experimental Prediction Project (ESRL/PSD)
• CDC Climate Research Spotlight
• Atmospheric Insights

Climate Data

• Daily Climatological Report - Selected California locations.
• CPC U.S. Precipitation: Daily - 7 Day - Weekly - Monthly - 3 Month - Prev. Year
• Western U.S. Climate Historical Summaries & Probabilities - Western Regional Climate Center
• Climate Anomaly Maps and Tables - Western Regional Climate Center

ENSO & Climate

• ENSO Composites (ESRL)
• An Analysis of El Niño, La Niña and California Rainfall
• El Niño and California Precipitation
• Month to Month Precipitation in Various El Niño Years (WRCC)
• El Niño / La Niña and Extreme Daily Precipitation and Streamflow Values. (WRCC)
• El Niño and the Western U.S., Alaska and Hawaii (WRCC)
• Animatons of the Current and Recent El Niño Events

Reanalysis

• CDC Historical Atmospheric Variables Plotting Page
• CDC Historical Daily Mean Composites
• US Climate Divisions Plotting Page
• US Climate Division Dataset Seasonal Correlation Page
• Climate Indices: Monthly Atmospheric and Ocean Time Series
• CDC Linear Correlations in Atmospheric Seasonal/Monthly Averages
• Time Section Plots Using NCEP Daily Data

Also see Kern Flows, Snowpack and Weather on SierraSouth.com.

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