DrJack's BLIPSPOT for: MON 08/31 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 - - - - - - 0952z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 81.6 - - 84.6 - - 80.6 Temp@2m Sfc.Heating - - - - - - 54 - - 13 - - -3 Sfc.Heating BL Depth - - - - - - 78 - - 78 - - 78 BL Depth Hcrit - - - - - - 770 - - 770 - - 770 Hcrit BL Top - - - - - - 787 - - 787 - - 787 BL Top Hgt.Variab. - - - - - - 3664 - - 5819 - - 4984 Hgt.Variab. W* - - - - - - 69 - - 49 - - 9 W* B/S - - - - - - 6 - - 3 - - 1 B/S BL Wind - - - - - - 2 - - 3 - - 2 BL Wind Direction - - - - - - 234 - - 271 - - 130 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 0 - - 0 - - -1 Max.Converg CLOUDpotent - - - - - - -3164 - - -4209 - - -2648 CLOUDpotentl sfcLCL - - - - - - 3952 - - 4996 - - 3435 sfcLCL ODpotential - - - - - - -5056 - - -5738 - - -4539 ODpotential blCL - - - - - - 5843 - - 6525 - - 5326 blCL maxRH - - - - - - 81 - - 72 - - 81 maxRH CAPE - - - - - - 470 - - 440 - - 820 CAPE Temp@2m - - - - - - 81.6 - - 84.6 - - 80.6 Temp@2m DewPt@2m - - - - - - 66.9 - - 65.4 - - 68.1 DewPt@2m Temp@Bot - - - - - - 80.7 - - 84.6 - - 82.9 Temp@Bot DewPt@Bot - - - - - - 66.1 - - 64.4 - - 67.2 DewPt@bot Sfc.Heating - - - - - - 54 - - 13 - - -3 Sfc.Heating BL Depth - - - - - - 78 - - 78 - - 78 BL Depth EXPERIMENT - - - - - - 23 - - 0 - - 24 EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 13 - - 15 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] 99023 15 112 1 233 20 010 99023 91592 14 078 8 059 10 045 91592 85840 11 055 13 076 6 071 85840 81072 9 074 7 069 9 062 81072 76976 7 084 4 063 8 058 76976 73363 9 108 1 166 7 004 73363 70095 12 059 4 072 1 016 70095 67088 6 000 10 003 9 342 67088 64310 4 279 9 335 12 311 64310 61635 6 332 14 322 15 316 61635 58860 10 323 14 301 17 318 58860 55994 15 314 15 302 22 307 55994 53273 24 326 21 308 27 306 53273 50836 34 320 32 313 35 298 50836 48660 36 303 36 298 37 299 48660 46693 30 286 30 293 34 313 46693 44895 27 304 34 314 33 327 44895 43229 40 319 44 316 41 323 43229 41672 46 317 43 311 43 324 41672 40207 46 313 41 308 46 321 40207 38817 45 308 42 307 42 319 38817 37462 45 303 43 305 36 316 37462 36077 43 300 42 305 33 311 36077 34632 41 298 41 306 36 307 34632 33130 38 296 39 308 40 307 33130 31557 34 296 34 305 39 309 31557 29902 29 299 34 302 37 313 29902 28165 29 296 33 299 38 313 28165 26346 25 291 34 306 35 315 26346 24446 26 285 23 307 31 318 24446 22473 20 272 16 305 25 326 22473 20424 13 280 16 288 21 327 20424 18290 16 299 16 277 20 325 18290 16113 16 301 15 269 17 315 16113 14019 13 298 14 266 16 293 14019 12122 16 295 16 266 17 284 12122 10442 17 288 16 272 18 282 10442 8951 15 282 15 279 19 284 8951 7628 12 276 15 284 18 281 7628 6452 9 275 15 285 14 274 6452 5409 7 267 13 282 12 268 5409 4487 6 252 11 275 10 260 4487 3672 6 242 8 267 9 252 3672 2941 5 232 6 266 7 241 2941 2296 4 227 5 266 4 225 2296 1757 3 228 5 267 3 200 1757 1343 3 230 4 268 2 172 1343 1059 3 233 4 270 2 148 1059 886 2*233 4*271 2*138 886 787 2*234 3*271 2*130 787 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