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The Weather Prediction Center
Model Guidance

1.International Desk Forecasting Tools - Access
  Operational forecasting loops developed at the WPC International Desks, to aid with the forecasting of quantitative precipitation, severe convection, surface fronts, and other impactful types of weather.
2.The Gálvez-Davison Index (GDI) - Access
  Thermodynamic index developed in 2014 to improve the forecasting of different types of tropical and subtropical convection.
3.Model Analyses and Forecasts
  The Caribbean and Central America
South America
The Atlantic
4.Daily wind charts for streamline analysis - Access
  GFS-Model wind charts used at the International Desks on a daily basis to perform streamline analysis.
5. Quantitative Precipitation Verification Sites - Access
  International Weather Service websites with daily rainfall observations and analysis for QPF verification.


Caribbean and Central America
       00 UTC          06 UTC          12 UTC          18 UTC    
NAM
00 NAM

April 03


-- 12 NAM
April 03
--
GFS
00 GFS  

April 03


-- 12 GFS
April 03
--
GFS
Ensembles
Probability of
Precipitation
00Z PQPF
April 03
12Z PQPF
April 03
Spaghetti Plots 24-Hour QPF
Observations
  00 UTC 06 UTC 12 UTC 18 UTC
Sfc
West

00 Sfc

April 03


06 Sfc
April 03
12 Sfc
April 03
18 Sfc
April 02
Sfc
East

00 Sfc
April 03



06 Sfc

April 03



12 Sfc

April 03



18 Sfc

April 02



GTS Observed 24 Hr Precipitation (color)
 

 

South America
  00 UTC 06 UTC 12 UTC 18 UTC
GFS 00 GFS
April 03
-- 12 GFS
April 03
--
GFS
Ensembles
00 Ensemble Means
April 03

-- 12 Ensemble Means
April 02
--
Probability of
Precipitation
00Z PQPF
April 03
12Z PQPF
April 03
24-Hour QPF
CMC
Ensembles
00 Ensemble Means
April 03
-- 12 Ensemble Means
April 02
--

GTS Observed 24-hr Precipitation (color)
GTS Observed 24-hr Precipitation (b/w)

 

Atlantic
       00 UTC          06 UTC          12 UTC          18 UTC    
GFS 00 GFS
April 03
-- 12 GFS
April 03
--

 


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Page last modified: Wednesday, 11-Mar-2020 17:53:55 GMT