DrJack's BLIPSPOT for: THU 06/04 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 - - - - - - 84.3 - - 85.0 - - 79.3 Temp@2m Sfc.Heating - - - - - - 249 - - 118 - - -3 Sfc.Heating BL Depth - - - - - - 6910 - - 6515 - - 77 BL Depth Hcrit - - - - - - 5564 - - 4794 - - 770 Hcrit BL Top - - - - - - 7619 - - 7224 - - 786 BL Top Hgt.Variab. - - - - - - 1461 - - 1868 - - 7286 Hgt.Variab. W* - - - - - - 497 - - 385 - - 11 W* B/S - - - - - - 14 - - 16 - - 1 B/S BL Wind - - - - - - 7 - - 4 - - 3 BL Wind Direction - - - - - - 342 - - 310 - - 318 Direction Wind Shear - - - - - - 2 - - 1 - - 0 Wind Shear Max.Converg - - - - - - 2 - - -5 - - 1 Max.Converg CLOUDpotent - - - - - - -1825 - - -2263 - - -6338 CLOUDpotentl sfcLCL - - - - - - 9444 - - 9487 - - 7124 sfcLCL ODpotential - - - - - - -8057 - - -8165 - - -10198 ODpotential blCL - - - - - - 15676 - - 15389 - - 10984 blCL maxRH - - - - - - 59 - - 58 - - 57 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 84.3 - - 85.0 - - 79.3 Temp@2m DewPt@2m - - - - - - 45.6 - - 46.1 - - 51.1 DewPt@2m Temp@Bot - - - - - - 82.2 - - 83.7 - - 81.4 Temp@Bot DewPt@Bot - - - - - - 44.3 - - 44.9 - - 49.8 DewPt@bot Sfc.Heating - - - - - - 249 - - 118 - - -3 Sfc.Heating BL Depth - - - - - - 6910 - - 6515 - - 77 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 6 - - 8 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] 98802 19 097 16 084 9 078 98802 91274 15 088 8 110 15 064 91274 85526 12 094 14 085 13 061 85526 80785 11 121 11 037 11 072 80785 76682 12 123 6 045 7 046 76682 73032 9 104 11 089 4 064 73032 69719 8 077 10 082 6 076 69719 66679 11 068 7 098 4 065 66679 63871 11 069 3 081 5 022 63871 61159 12 013 9 038 8 022 61159 58349 14 332 15 360 13 007 58349 55455 9 325 15 344 18 339 55455 52706 16 353 15 343 16 324 52706 50237 22 349 23 347 19 344 50237 48044 29 343 37 341 31 343 48044 46082 32 356 41 342 33 338 46082 44306 41 016 33 353 34 358 44306 42671 47 022 38 012 37 352 42671 41139 49 018 44 015 38 344 41139 39693 50 013 38 014 35 345 39693 38321 46 007 41 015 37 343 38321 36987 40 007 38 010 39 342 36987 35625 37 001 34 360 35 351 35625 34205 34 353 34 353 29 355 34205 32728 29 343 33 348 32 349 32728 31181 24 340 27 343 36 350 31181 29551 19 340 24 333 31 356 29551 27842 16 316 23 325 27 343 27842 26057 15 300 22 321 24 337 26057 24193 15 297 20 319 19 338 24193 22253 14 303 19 324 16 339 22253 20228 13 319 17 332 12 330 20228 18113 13 321 15 340 11 328 18113 15952 10 313 12 338 10 323 15952 13876 8 312 8 320 10 318 13876 11995 6 324 7 321 11 321 11995 10331 5 338 7 319 9 327 10331 8858 6*331 5 306 8 314 8858 7550 6*336 4*304 6 276 7550 6388 7 338 4*304 5 273 6388 5356 7 340 4 305 5 281 5356 4445 7 341 4 308 5 290 4445 3639 7 343 4 309 6 297 3639 2917 7 344 4 311 6 303 2917 2279 7 345 4 312 6 308 2279 1746 6 345 4 314 7 313 1746 1337 6 347 4 315 6 314 1337 1055 6 347 4 316 6 316 1055 884 6 347 4 316 5 317 884 786 5 347 3 315 3*318 786 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