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Alaskan Day 4-8 Sea Level Pressure Forecasts
WPC, GFS, and GFS Ensemble Guidance

Note:   These products are currently experimental and may not update regularly.
Fronts and Sea Level Pressure Forecasts
500mb Height Forecasts for Alaska
WPC's Day 4-8 Gridded Forecasts

The images below represent sea level pressure forecasts utilizing the latest operational models and/or ensemble guidance.

WPC's Day 4-8 Sea Level Pressure Forecasts for Alaska Day 4-8  WPC Versus GFS Sea Level Pressure Forecasts for Alaska Day 4-8  WPC Versus GFS Ensemble Mean/Spread Sea Level Pressure
     Forecasts for Alaska
WPC Forecast
WPC vs GFS
WPC vs Ensemble Mean
& Spread
 
To view individual forecast days and day 4-8 loops, please click on the appropriate link below.




The following images represent WPC's forecast.

WPC Day 4 Sea Level Pressure Forecast
Day 4
WPC Day 5 Sea Level Pressure Forecast
Day 5
WPC Day 6 Sea Level Pressure Forecast
Day 6
WPC Day 7 Sea Level Pressure Forecast
Day 7
WPC Day 8 Sea Level Pressure Forecast
Day 8
WPC Day 4 to 8 Sea Level Pressure Forecasts
Days 4 to 8
Loop of WPC's forecasts from days 4-8.
 


Comparison between the 00Z or 12Z GFS (in red) and WPC's forecast.

Day 4 WPC and GFS Sea Level Pressure Forecasts
Day 4
Day 5 WPC and GFS Sea Level Pressure Forecasts
Day 5
Day 6 WPC and GFS Sea Level Pressure Forecasts
Day 6
Day 7 WPC and GFS Sea Level Pressure Forecasts
Day 7
Day 8 WPC and GFS Sea Level Pressure Forecasts
Day 8
Day 4-8 WPC and GFS Sea Level Pressure Forecasts
Days 4 to 8
Loop of WPC's forecast versus the 00Z or 12Z GFS from days 4-8.
 


Comparison between the 00Z or 12Z GFS Ensemble Mean (in black) and WPC's forecast. The shaded regions represent the spread (in millibars) of the ensemble forecasts.

Day 4 Sea Level Pressure Forecasts - WPC and GFS Ensemble Mean/Spread
Day 4
Day 5 Sea Level Pressure Forecasts - WPC and GFS Ensemble Mean/Spread
Day 5
Day 6 Sea Level Pressure Forecasts - WPC and GFS Ensemble Mean/Spread
Day 6
Day 7 Sea Level Pressure Forecasts - WPC and GFS Ensemble Mean/Spread
Day 7
Day 8 Sea Level Pressure Forecasts - WPC and GFS Ensemble Mean/Spread
Day 8
Day 4-8 Sea Level Pressure Forecasts - WPC and GFS Ensemble Mean/Spread
Days 4 to 8
Loop of WPC forecast/Ensemble Mean and Spread for days 4-8.



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Page last modified: Tuesday, 05-Mar-2013 13:08:02 UTC