Dec 17 - NAM forecast for Whitwell
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  18z Text Description 21z Text Description
Thermal Updraft Velocity (fpm)
17
Unuseable
5
Unuseable
Surface Heating (W/m2)
1
More Heating, Better Thermals
1
More Heating, Better Thermals
Top of Usable Lift (MSL)
1391
-909 Feet Over Launch
1391
-909 Feet Over Launch
Thermal Tops (MSL)
1988
-312 Feet Over Launch
1936
-364 Feet Over Launch
Height Variability (Feet)
277
Thermal Tops 277 ft higher if 4° Warmer Than Forecast
231
Thermal Tops 231 ft higher if 4° Warmer Than Forecast
B/S Ratio
0
No Data
0
No Data
BL Wind Speed (mph)
12
Average Speed, Ground to Thermal Tops
10
Average Speed, Ground to Thermal Tops
BL Wind Direction (°)
158
Whitwell Day
148
Whitwell Day
Cumulus Potential
0
No Data
9
Haze Domes Possible
Cumulus Base (MSL)
1988
-312 Feet Over Launch
1927
-373 Feet Over Launch
Overdevelopment Potential
-14249
No Overdevelopment Risk
-15593
No Overdevelopment Risk
Max Relative Humidity (%) 99High Values Promote Extensive Clouds 99 High Values Promote Extensive Clouds
Convective Available Potential Energy (J/kg)
0
No Storm Potential
0
No Storm Potential
Surface Temperature at 2 meters (° F) 35Better Soaring If Warmer 36 Better Soaring If Warmer
forecast for Whitwell
  18z Text Description 21z Text Description
Thermal Updraft Velocity (fpm)
No Data
No Data
Surface Heating (W/m2)
More Heating, Better Thermals
More Heating, Better Thermals
Top of Usable Lift (MSL)
No Data
No Data
Thermal Tops (MSL)
No Data
No Data
Height Variability (Feet)
No Data
No Data
B/S Ratio
No Data
No Data
BL Wind Speed (mph)
0
Average Speed, Ground to Thermal Tops
0
Average Speed, Ground to Thermal Tops
BL Wind Direction (°)
No Data
No Data
Cumulus Potential
No Data
No Data
Cumulus Base (MSL)
No Data
No Data
Overdevelopment Potential
No Data
No Data
Max Relative Humidity (%) High Values Promote Extensive Clouds High Values Promote Extensive Clouds
Convective Available Potential Energy (J/kg)
No Storm Potential
No Storm Potential
Surface Temperature at 2 meters (° F) Better Soaring If Warmer Better Soaring If Warmer
Click Images for Larger Size
Skew-T, Updated 23:39 PM Sat Dec 16
Visible Satellite, updated 16:15 PM Mon May 9
Visible Animated Loop
IR Satellite, updated 16:00 PM Mon May 9
IR Animated Loop

Altitude Analysis from RUC2 Forecast for Whitwell on Sun Dec 17

18z 21z
Altitude MSL (ft) Wind Direction (°) Wind Speed (mph) Temperature (F)
Altitude MSL (ft) Wind Direction (°) Wind Speed (mph) Temperature (F)