DrJack's BLIPSPOT for: MON 08/17 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 - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 86.1 - - 86.1 - - 79.3 Temp@2m Sfc.Heating - - - - - - 151 - - 80 - - -8 Sfc.Heating BL Depth - - - - - - 4026 - - 78 - - 78 BL Depth Hcrit - - - - - - 3130 - - 771 - - 770 Hcrit BL Top - - - - - - 4735 - - 787 - - 787 BL Top Hgt.Variab. - - - - - - 2626 - - 6845 - - 4022 Hgt.Variab. W* - - - - - - 360 - - 79 - - 17 W* B/S - - - - - - 5 - - 2 - - 1 B/S BL Wind - - - - - - 12 - - 6 - - 3 BL Wind Direction - - - - - - 299 - - 294 - - 306 Direction Wind Shear - - - - - - 6 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 4 - - 2 - - 1 Max.Converg CLOUDpotent - - - - - - 545 - - -3592 - - -1305 CLOUDpotentl sfcLCL - - - - - - 4191 - - 4379 - - 2092 sfcLCL ODpotential - - - - - - -390 - - -4170 - - -2579 ODpotential blCL - - - - - - 5125 - - 4957 - - 3366 blCL maxRH - - - - - - 90 - - 82 - - 90 maxRH CAPE - - - - - - 1150 - - 1030 - - 1420 CAPE Temp@2m - - - - - - 86.1 - - 86.1 - - 79.3 Temp@2m DewPt@2m - - - - - - 70.0 - - 69.2 - - 72.3 DewPt@2m Temp@Bot - - - - - - 84.8 - - 85.2 - - 79.9 Temp@Bot DewPt@Bot - - - - - - 69.0 - - 68.4 - - 71.8 DewPt@bot Sfc.Heating - - - - - - 151 - - 80 - - -8 Sfc.Heating BL Depth - - - - - - 4026 - - 78 - - 78 BL Depth EXPERIMENT - - - - - - 59 - - 27 - - 59 EXPERIMENT EXPERIMENT2 - - - - - - 15 - - 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] 99300 32 094 18 082 27 073 99300 91844 29 086 30 094 20 087 91844 86077 28 085 32 094 20 097 86077 81271 17 081 23 075 24 096 81271 77129 17 102 15 083 18 094 77129 73472 16 094 15 117 11 091 73472 70168 11 093 11 146 6 112 70168 67135 7 111 7 172 6 111 67135 64325 9 131 6 192 2 264 64325 61617 4 142 4 209 9 221 61617 58824 5 227 8 264 11 237 58824 55963 20 252 25 253 22 270 55963 53263 27 241 25 252 34 259 53263 50853 32 248 33 255 40 261 50853 48703 38 260 39 256 43 264 48703 46752 45 270 40 261 44 265 46752 44955 42 267 42 261 45 258 44955 43288 32 264 44 252 46 259 43288 41725 32 263 43 251 46 260 41725 40247 31 263 38 265 42 260 40247 38843 32 272 33 267 40 261 38843 37477 35 278 35 263 40 257 37477 36080 36 280 34 265 39 252 36080 34623 35 279 28 267 37 250 34623 33112 32 280 23 260 36 256 33112 31530 31 284 24 259 34 259 31530 29867 30 285 26 263 31 258 29867 28125 28 282 29 271 28 267 28125 26305 29 282 30 278 27 280 26305 24409 30 283 29 280 29 282 24409 22438 31 277 29 281 28 276 22438 20389 34 270 32 282 26 272 20389 18260 32 269 27 276 23 278 18260 16091 31 271 21 269 23 288 16091 14002 31 272 23 248 20 297 14002 12104 30 273 28 242 18 297 12104 10419 27 278 28 250 16 290 10419 8927 23 286 27 269 14 284 8927 7602 19 295 23 285 13 276 7602 6427 15 297 18 288 14 270 6427 5387 14*297 15 286 13 268 5387 4470 13*297 11 287 12 270 4470 3659 13 298 10 287 11 276 3659 2933 13 299 10 289 10 284 2933 2290 12 300 9 291 9 293 2290 1754 12 300 9 293 9 299 1754 1341 11 300 8 293 8 304 1341 1058 11 300 8 294 7 306 1058 885 10 300 7 294 6*306 885 787 8 300 6*294 3*306 787 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