Dec 18 - NAM forecast for Pigeon
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  18z Text Description 21z Text Description
Thermal Updraft Velocity (fpm)
93
Unuseable
106
Very Weak Lift
Surface Heating (W/m2)
18
More Heating, Better Thermals
10
More Heating, Better Thermals
Top of Usable Lift (MSL)
1195
-725 Feet Over Launch
1195
-725 Feet Over Launch
Thermal Tops (MSL)
1822
-98 Feet Over Launch
2733
813 Feet Over Launch
Height Variability (Feet)
1041
Thermal Tops 1041 ft higher if 4° Warmer Than Forecast
168
Thermal Tops 168 ft higher if 4° Warmer Than Forecast
B/S Ratio
8
Very Workable Thermals
3
Very Rough
BL Wind Speed (mph)
2
Average Speed, Ground to Thermal Tops
8
Average Speed, Ground to Thermal Tops
BL Wind Direction (°)
233
Launch at Keel
241
Launch at Keel
Cumulus Potential
407
Good Cottonball Cumulus
1041
Large Cumulus
Cumulus Base (MSL)
1415
-505 Feet Over Launch
1692
-228 Feet Over Launch
Overdevelopment Potential
41
Mild Overdevelopment Risk
763
Mild Overdevelopment Risk
Max Relative Humidity (%) 98High Values Promote Extensive Clouds 98 High Values Promote Extensive Clouds
Convective Available Potential Energy (J/kg)
3
No Storm Potential
6
No Storm Potential
Surface Temperature at 2 meters (° F) 49Better Soaring If Warmer 51 Better Soaring If Warmer

   RUC Data Not Yet Available
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Skew-T, Updated 2:16 AM Sun Dec 17
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 MAPS Forecast for Pigeon on Mon Dec 18

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