DrJack's BLIPSPOT for: SUN 07/26 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 = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 83.2 - - 87.0 - - - Temp@2m Sfc.Heating - - - - - - 221 - - 111 - - - Sfc.Heating BL Depth - - - - - - 5135 - - 78 - - - BL Depth Hcrit - - - - - - 4130 - - 771 - - - Hcrit BL Top - - - - - - 5844 - - 787 - - - BL Top Hgt.Variab. - - - - - - 1959 - - 8623 - - - Hgt.Variab. W* - - - - - - 434 - - 87 - - - W* B/S - - - - - - 20 - - 4 - - - B/S BL Wind - - - - - - 4 - - 4 - - - BL Wind Direction - - - - - - 276 - - 303 - - - Direction Wind Shear - - - - - - 2 - - 0 - - - Wind Shear Max.Converg - - - - - - -5 - - 1 - - - Max.Converg CLOUDpotent - - - - - - 200 - - -6861 - - - CLOUDpotentl sfcLCL - - - - - - 5645 - - 7648 - - - sfcLCL ODpotential - - - - - - -575 - - -7388 - - - ODpotential blCL - - - - - - 6419 - - 8175 - - - blCL maxRH - - - - - - 95 - - 78 - - - maxRH CAPE - - - - - - 350 - - 160 - - - CAPE Temp@2m - - - - - - 83.2 - - 87.0 - - - Temp@2m DewPt@2m - - - - - - 60.9 - - 56.0 - - - DewPt@2m Temp@Bot - - - - - - 81.3 - - 85.8 - - - Temp@Bot DewPt@Bot - - - - - - 59.9 - - 55.0 - - - DewPt@bot Sfc.Heating - - - - - - 221 - - 111 - - - Sfc.Heating BL Depth - - - - - - 5135 - - 78 - - - BL Depth EXPERIMENT - - - - - - 80 - - 13 - - - EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 10 - - - 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] 99398 35 073 27 086 99398 91880 28 083 30 070 91880 86089 28 094 27 075 86089 81290 30 088 26 089 81290 77160 27 079 27 085 77160 73515 19 072 19 067 73515 70225 17 069 14 076 70225 67199 14 069 13 066 67199 64390 12 066 8 025 64390 61667 7 061 6 350 61667 58829 7 011 11 317 58829 55895 15 318 16 334 55895 53093 17 299 22 321 53093 50570 27 304 37 318 50570 48309 32 304 42 308 48309 46257 34 304 42 308 46257 44375 34 306 45 311 44375 42639 38 311 49 313 42639 41030 42 313 49 315 41030 39531 46 314 48 317 39531 38128 49 314 50 317 38128 36778 48 313 54 316 36778 35408 46 310 59 315 35408 33985 44 307 62 314 33985 32510 42 302 57 313 32510 30970 40 298 48 308 30970 29354 39 295 47 301 29354 27663 37 291 49 297 27663 25891 33 290 49 299 25891 24039 29 285 43 307 24039 22111 28 279 34 313 22111 20103 30 287 25 301 20103 18018 26 300 23 286 18018 15897 22 298 23 286 15897 13857 21 294 21 288 13857 12001 19 301 19 293 12001 10347 14 309 16 283 10347 8877 10 305 13 267 8877 7570 6 280 10 267 7570 6407 5*272 9 270 6407 5374 4*272 8 274 5374 4462 4 272 7 279 4462 3653 4 274 7 284 3653 2929 4 276 6 289 2929 2288 4 277 6 294 2288 1753 4 280 5 296 1753 1341 3 281 5 299 1341 1057 3 280 5 301 1057 885 3 282 5*302 885 787 3 282 4*303 787 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