DrJack's BLIPSPOT for: TUE 06/09 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 83.1 - - 85.8 - - 81.7 Temp@2m Sfc.Heating - - - - - - 275 - - 126 - - -24 Sfc.Heating BL Depth - - - - - - 2975 - - 3426 - - 78 BL Depth Hcrit - - - - - - 2574 - - 2558 - - 770 Hcrit BL Top - - - - - - 3684 - - 4135 - - 787 BL Top Hgt.Variab. - - - - - - 1386 - - 2172 - - 5319 Hgt.Variab. W* - - - - - - 385 - - 315 - - 23 W* B/S - - - - - - 7 - - 5 - - 1 B/S BL Wind - - - - - - 10 - - 11 - - 5 BL Wind Direction - - - - - - 179 - - 185 - - 177 Direction Wind Shear - - - - - - 5 - - 4 - - 0 Wind Shear Max.Converg - - - - - - -4 - - -3 - - -2 Max.Converg CLOUDpotent - - - - - - -2825 - - -2674 - - -4189 CLOUDpotentl sfcLCL - - - - - - 6510 - - 6810 - - 4976 sfcLCL ODpotential - - - - - - -5195 - - -5146 - - -6146 ODpotential blCL - - - - - - 8879 - - 9281 - - 6933 blCL maxRH - - - - - - 87 - - 92 - - 88 maxRH CAPE - - - - - - 10 - - 0 - - 140 CAPE Temp@2m - - - - - - 83.1 - - 85.8 - - 81.7 Temp@2m DewPt@2m - - - - - - 57.4 - - 58.7 - - 62.7 DewPt@2m Temp@Bot - - - - - - 81.0 - - 84.4 - - 82.8 Temp@Bot DewPt@Bot - - - - - - 56.4 - - 57.9 - - 62.3 DewPt@bot Sfc.Heating - - - - - - 275 - - 126 - - -24 Sfc.Heating BL Depth - - - - - - 2975 - - 3426 - - 78 BL Depth EXPERIMENT - - - - - - 49 - - 68 - - 54 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 10 - - 12 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] 98842 20 079 25 076 13 058 98842 91334 21 081 20 063 16 071 91334 85597 16 091 10 063 18 058 85597 80876 12 079 10 071 11 065 80876 76817 12 078 12 070 7 055 76817 73211 13 072 8 072 8 028 73211 69934 14 040 12 063 12 034 69934 66921 14 023 17 036 17 038 66921 64130 14 015 20 021 20 031 64130 61437 17 006 23 007 25 021 61437 58652 19 358 26 352 30 014 58652 55792 23 358 32 347 37 003 55792 53096 31 353 38 345 47 354 53096 50684 35 352 42 346 48 346 50684 48512 40 344 45 347 47 344 48512 46536 41 332 43 343 41 343 46536 44734 35 329 34 340 31 339 44734 43079 29 326 34 329 31 329 43079 41534 29 319 41 312 31 319 41534 40075 29 315 37 312 28 331 40075 38686 31 319 34 316 28 333 38686 37332 30 318 33 319 24 334 37332 35949 26 312 29 320 24 317 35949 34506 23 300 23 314 26 305 34506 33008 27 292 23 315 27 304 33008 31440 34 293 26 311 26 307 31440 29788 30 296 27 298 27 306 29788 28055 19 299 26 279 25 298 28055 26244 13 263 28 271 25 286 26244 24353 17 236 29 274 22 284 24353 22388 20 232 23 255 14 287 22388 20348 21 224 21 219 13 276 20348 18224 23 230 20 223 16 252 18224 16060 21 228 16 224 17 224 16060 13982 16 225 15 223 18 217 13982 12097 12 228 17 223 21 219 12097 10421 11 219 16 218 21 225 10421 8930 8 191 14 210 18 232 8930 7605 4 187 12 201 14 233 7605 6429 3 202 11 199 13 226 6429 5388 7 216 11 200 15 217 5388 4470 9*206 11*196 16 206 4470 3659 10*194 11*192 17 199 3659 2933 11 184 12 188 17 196 2933 2290 11 178 12 185 16 193 2290 1753 11 175 11 184 16 190 1753 1341 10 172 11 182 14 187 1341 1057 10 170 10 182 12 183 1057 885 9 170 10 181 9*180 885 787 7 169 8 179 5*177 787 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