DrJack's BLIPSPOT for: MON 09/21 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0955z - - 1000z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 64.8 - - 63.2 - - - Temp@2m Sfc.Heating - - - - - - 15 - - 14 - - - Sfc.Heating BL Depth - - - - - - 76 - - 76 - - - BL Depth Hcrit - - - - - - 769 - - 769 - - - Hcrit BL Top - - - - - - 785 - - 785 - - - BL Top Hgt.Variab. - - - - - - 2596 - - 1856 - - - Hgt.Variab. W* - - - - - - 45 - - 44 - - - W* B/S - - - - - - 1 - - 2 - - - B/S BL Wind - - - - - - 6 - - 5 - - - BL Wind Direction - - - - - - 014 - - 043 - - - Direction Wind Shear - - - - - - 0 - - 0 - - - Wind Shear Max.Converg - - - - - - 2 - - 0 - - - Max.Converg CLOUDpotent - - - - - - -907 - - -468 - - - CLOUDpotentl sfcLCL - - - - - - 1692 - - 1253 - - - sfcLCL ODpotential - - - - - - -1166 - - -672 - - - ODpotential blCL - - - - - - 1951 - - 1457 - - - blCL maxRH - - - - - - 100 - - 100 - - - maxRH CAPE - - - - - - 10 - - 20 - - - CAPE Temp@2m - - - - - - 64.8 - - 63.2 - - - Temp@2m DewPt@2m - - - - - - 60.0 - - 60.3 - - - DewPt@2m Temp@Bot - - - - - - 64.3 - - 62.6 - - - Temp@Bot DewPt@Bot - - - - - - 59.7 - - 60.1 - - - DewPt@bot Sfc.Heating - - - - - - 15 - - 14 - - - Sfc.Heating BL Depth - - - - - - 76 - - 76 - - - BL Depth EXPERIMENT - - - - - - 101 - - 101 - - - EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 11 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 98280 14 206 19 231 98280 90882 11 149 12 208 90882 85176 9 125 5 203 85176 80441 3 185 4 277 80441 76369 12 247 5 302 76369 72776 13 236 10 266 72776 69528 10 247 14 252 69528 66549 9 265 12 255 66549 63793 9 264 11 259 63793 61129 8 265 11 258 61129 58374 10 272 12 256 58374 55544 14 289 11 263 55544 52855 21 274 17 282 52855 50439 24 248 27 270 50439 48272 25 242 30 250 48272 46303 25 251 27 232 46303 44501 24 236 30 227 44501 42839 25 222 29 233 42839 41286 25 220 27 251 41286 39823 25 228 29 255 39823 38435 25 225 27 254 38435 37084 24 223 24 252 37084 35704 23 216 23 246 35704 34266 23 204 22 234 34266 32774 24 192 24 219 32774 31211 25 212 22 227 31211 29569 23 237 19 244 29569 27846 17 254 20 250 27846 26043 16 255 19 253 26043 24159 18 260 19 264 24159 22199 22 255 23 267 22199 20161 23 260 26 268 20161 18043 20 262 30 271 18043 15889 15 263 33 272 15889 13816 15 267 33 281 13816 11931 15 275 32 289 11931 10256 17 279 22 292 10256 8768 19 275 15 282 8768 7449 21 252 18 272 7449 6281 19 228 18 251 6281 5250 12 190 12 212 5250 4348 8 123 10 151 4348 3555 7 083 8 113 3555 2850 8 050 10 080 2850 2229 9 035 11 059 2229 1713 10 023 10 051 1713 1318 10 019 9 047 1318 1045 9 016 8 045 1045 880 8 015 7 044 880 785 6*014 5*043 785 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography