DrJack's BLIPSPOT for: FRI 06/12 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - 1331z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 90.3 - - 88.0 - - 80.8 Temp@2m Sfc.Heating - - - - - - 118 - - 30 - - -23 Sfc.Heating BL Depth - - - - - - 5497 - - 78 - - 78 BL Depth Hcrit - - - - - - 4146 - - 771 - - 771 Hcrit BL Top - - - - - - 6206 - - 787 - - 787 BL Top Hgt.Variab. - - - - - - 2078 - - 7008 - - 4569 Hgt.Variab. W* - - - - - - 383 - - 67 - - 28 W* B/S - - - - - - 5 - - 1 - - 1 B/S BL Wind - - - - - - 13 - - 9 - - 5 BL Wind Direction - - - - - - 277 - - 290 - - 301 Direction Wind Shear - - - - - - 7 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 10 - - 2 - - 1 Max.Converg CLOUDpotent - - - - - - 376 - - -3931 - - -1823 CLOUDpotentl sfcLCL - - - - - - 5830 - - 4718 - - 2610 sfcLCL ODpotential - - - - - - -967 - - -4615 - - -3417 ODpotential blCL - - - - - - 7173 - - 5402 - - 4204 blCL maxRH - - - - - - 84 - - 83 - - 80 maxRH CAPE - - - - - - 1400 - - 2000 - - 1960 CAPE Temp@2m - - - - - - 90.3 - - 88.0 - - 80.8 Temp@2m DewPt@2m - - - - - - 67.2 - - 69.6 - - 71.5 DewPt@2m Temp@Bot - - - - - - 89.2 - - 87.5 - - 82.0 Temp@Bot DewPt@Bot - - - - - - 65.9 - - 68.5 - - 70.6 DewPt@bot Sfc.Heating - - - - - - 118 - - 30 - - -23 Sfc.Heating BL Depth - - - - - - 5497 - - 78 - - 78 BL Depth EXPERIMENT - - - - - - 38 - - 32 - - 18 EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 16 - - 17 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] 98883 16 082 18 085 14 063 98883 91375 26 091 15 092 14 070 91375 85589 28 096 14 084 17 076 85589 80783 23 091 11 073 21 064 80783 76663 18 082 11 089 20 059 76663 73057 17 079 14 096 15 071 73057 69820 15 070 19 085 14 086 69820 66855 8 064 22 073 12 094 66855 64110 5 065 19 060 9 076 64110 61451 2 037 5 045 5 004 61451 58685 4 131 2 215 4 265 58685 55819 2 133 9 265 5 263 55819 53091 7 261 22 256 19 274 53091 50654 3 326 18 230 28 270 50654 48485 11 337 14 216 25 252 48485 46522 20 297 18 242 25 238 46522 44723 22 258 25 238 26 227 44723 43055 28 219 27 227 23 208 43055 41490 43 203 24 231 28 242 41490 40013 46 193 16 242 27 245 40013 38612 46 191 13 250 21 240 38612 37248 44 197 13 255 20 235 37248 35853 40 203 14 256 20 225 35853 34398 35 207 17 221 24 218 34398 32894 26 218 18 228 30 240 32894 31323 21 247 24 253 28 249 31323 29676 22 253 22 247 27 240 29676 27953 18 233 21 240 29 244 27953 26153 15 222 22 248 30 256 26153 24277 25 260 28 257 27 265 24277 22328 36 267 34 258 26 277 22328 20301 37 270 34 263 28 278 20301 18194 34 271 32 264 30 268 18194 16051 33 271 30 261 29 266 16051 13987 29 268 28 258 26 269 13987 12108 21 261 26 260 26 268 12108 10434 17 262 28 266 25 262 10434 8944 19 269 30 271 24 257 8944 7620 17 269 28 268 22 259 7620 6443 15*271 21 265 20 266 6443 5401 15*272 18 268 19 274 5401 4482 14 274 17 271 18 282 4482 3669 14 276 16 277 17 290 3669 2941 13 277 16 281 17 295 2941 2296 13 279 15 283 16 299 2296 1757 12 279 15 285 16 301 1757 1344 12 280 14 287 14 302 1344 1059 11 280 13 288 12 303 1059 886 10 280 12 289 9 302 886 787 8 281 9*290 5*301 787 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