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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

May 10


-- 12 NAM
May 10
--
GFS
00 GFS  

May 10


-- 12 GFS
May 10
--
GFS
Ensembles
Probability of
Precipitation
00Z PQPF
May 10
12Z PQPF
May 10
Spaghetti Plots 24-Hour QPF
Observations
  00 UTC 06 UTC 12 UTC 18 UTC
Sfc
West

00 Sfc

May 10


06 Sfc
May 10
12 Sfc
May 10
18 Sfc
May 10
Sfc
East

00 Sfc
May 10



06 Sfc

May 10



12 Sfc

May 10



18 Sfc

May 10



GTS Observed 24 Hr Precipitation (color)
 

 

South America
  00 UTC 06 UTC 12 UTC 18 UTC
GFS 00 GFS
May 10
-- 12 GFS
May 10
--
GFS
Ensembles
00 Ensemble Means
May 10

-- 12 Ensemble Means
May 10
--
Probability of
Precipitation
00Z PQPF
May 10
12Z PQPF
May 10
24-Hour QPF
CMC
Ensembles
00 Ensemble Means
May 10
-- 12 Ensemble Means
May 10
--

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
May 10
-- 12 GFS
May 10
--

 


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