DrJack's BLIPSPOT for: TUE 09/01 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 - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 91.4 - - 91.8 - - 84.9 Temp@2m Sfc.Heating - - - - - - 134 - - 33 - - -10 Sfc.Heating BL Depth - - - - - - 4390 - - 78 - - 78 BL Depth Hcrit - - - - - - 3354 - - 771 - - 771 Hcrit BL Top - - - - - - 5099 - - 787 - - 787 BL Top Hgt.Variab. - - - - - - 2116 - - 7314 - - 4504 Hgt.Variab. W* - - - - - - 361 - - 64 - - 13 W* B/S - - - - - - 6 - - 2 - - 1 B/S BL Wind - - - - - - 12 - - 6 - - 4 BL Wind Direction - - - - - - 269 - - 284 - - 280 Direction Wind Shear - - - - - - 6 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 1 - - 1 Max.Converg CLOUDpotent - - - - - - -1033 - - -5584 - - -3154 CLOUDpotentl sfcLCL - - - - - - 6133 - - 6371 - - 3941 sfcLCL ODpotential - - - - - - -3636 - - -6927 - - -5413 ODpotential blCL - - - - - - 8735 - - 7714 - - 6200 blCL maxRH - - - - - - 86 - - 75 - - 77 maxRH CAPE - - - - - - 1520 - - 1560 - - 2100 CAPE Temp@2m - - - - - - 91.4 - - 91.8 - - 84.9 Temp@2m DewPt@2m - - - - - - 67.1 - - 66.5 - - 70.1 DewPt@2m Temp@Bot - - - - - - 90.3 - - 91.9 - - 87.1 Temp@Bot DewPt@Bot - - - - - - 66.0 - - 65.5 - - 69.3 DewPt@bot Sfc.Heating - - - - - - 134 - - 33 - - -10 Sfc.Heating BL Depth - - - - - - 4390 - - 78 - - 78 BL Depth EXPERIMENT - - - - - - 45 - - 0 - - 6 EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 14 - - 16 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] 99051 14 105 8 123 6 071 99051 91601 16 104 6 077 11 049 91601 85826 10 077 6 068 12 062 85826 81037 7 065 10 045 11 058 81037 76926 3 040 7 032 5 036 76926 73310 4 075 4 167 6 338 73310 70039 5 055 2 175 5 306 70039 67027 4 026 2 245 9 306 67027 64243 12 326 8 307 9 316 64243 61563 10 287 12 317 15 317 61563 58790 15 311 21 308 15 307 58790 55925 24 300 24 292 24 304 55925 53213 24 290 33 289 36 299 53213 50796 32 295 41 295 42 301 50796 48634 39 295 47 294 47 297 48634 46676 45 300 48 298 46 302 46676 44883 52 300 48 302 53 313 44883 43224 55 294 46 310 55 316 43224 41672 52 288 50 317 53 315 41672 40207 50 289 49 317 52 313 40207 38817 46 288 41 311 52 309 38817 37463 39 288 37 300 50 306 37463 36080 38 297 36 293 45 300 36080 34635 38 303 36 295 43 297 34635 33135 36 304 38 303 43 301 33135 31567 32 304 36 303 39 303 31567 29918 29 305 32 299 38 301 29918 28189 27 305 29 295 39 302 28189 26379 25 303 27 296 39 305 26379 24490 23 303 25 300 34 302 24490 22528 24 307 28 305 31 300 22528 20491 29 309 33 307 31 309 20491 18370 34 305 35 312 29 318 18370 16210 32 304 33 313 28 321 16210 14129 27 311 28 316 26 318 14129 12232 22 306 25 321 22 318 12232 10541 18 287 20 311 18 317 10541 9037 15 273 18 300 16 307 9037 7699 16 274 16 288 13 292 7699 6511 16 274 13 279 12 284 6511 5457 14*268 12 280 12 288 5457 4527 13*268 12 280 13 291 4527 3704 13 268 11 281 13 292 3704 2966 12 269 11 282 14 293 2966 2314 12 269 10 283 14 293 2314 1769 11 269 10 283 14 294 1769 1350 11 270 9 283 12 293 1350 1062 10 270 9 284 9 291 1062 887 9 270 8 283 7 287 887 787 7 270 6*284 4*280 787 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