DrJack's BLIPSPOT for: SAT 10/31 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 - - - 0653z - - 0954z - - 1002z - - 1334z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 53.6 - - 59.0 - - 60.3 - - 53.3 Temp@2m Sfc.Heating - - - 132 - - 173 - - 7 - - -4 Sfc.Heating BL Depth - - - 1641 - - 2155 - - 76 - - 76 BL Depth Hcrit - - - 1264 - - 1782 - - 769 - - 768 Hcrit BL Top - - - 2350 - - 2864 - - 785 - - 785 BL Top Hgt.Variab. - - - 1047 - - 1042 - - 3375 - - 875 Hgt.Variab. W* - - - 244 - - 293 - - 36 - - 7 W* B/S - - - 8 - - 13 - - 2 - - 0 B/S BL Wind - - - 6 - - 4 - - 3 - - 3 BL Wind Direction - - - 018 - - 342 - - 356 - - 086 Direction Wind Shear - - - 2 - - 2 - - 0 - - 0 Wind Shear Max.Converg - - - 1 - - -3 - - 1 - - -1 Max.Converg CLOUDpotent - - - -1424 - - -2092 - - -4786 - - -3235 CLOUDpotentl sfcLCL - - - 3774 - - 4956 - - 5572 - - 4020 sfcLCL ODpotential - - - -10073 - - -8390 - - -9973 - - -10350 ODpotential blCL - - - 12423 - - 11254 - - 10758 - - 11135 blCL maxRH - - - 73 - - 76 - - 65 - - 57 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 53.6 - - 59.0 - - 60.3 - - 53.3 Temp@2m DewPt@2m - - - 40.3 - - 40.5 - - 39.2 - - 39.2 DewPt@2m Temp@Bot - - - 52.2 - - 57.3 - - 60.1 - - 55.9 Temp@Bot DewPt@Bot - - - 39.7 - - 39.7 - - 38.4 - - 38.4 DewPt@bot Sfc.Heating - - - 132 - - 173 - - 7 - - -4 Sfc.Heating BL Depth - - - 1641 - - 2155 - - 76 - - 76 BL Depth EXPERIMENT - - - 0 - - 5 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 5 - - 5 - - 5 - - 5 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] 96606 91 246 94 244 99 250 86 249 96606 89517 61 246 61 248 70 246 68 252 89517 84024 43 250 51 250 46 255 49 255 84024 79443 32 259 34 246 39 263 37 267 79443 75494 20 262 21 256 28 265 31 268 75494 72005 23 271 18 278 22 274 25 270 72005 68834 23 271 17 287 20 265 25 274 68834 65900 22 283 22 292 23 267 31 276 65900 63174 29 280 30 286 26 275 33 272 63174 60529 38 271 37 277 34 276 36 284 60529 57769 44 268 44 280 42 274 43 283 57769 54919 49 268 54 276 50 275 47 280 54919 52211 51 272 57 272 54 273 52 276 52211 49782 56 272 59 268 58 272 56 274 49782 47618 60 267 58 263 62 269 59 271 47618 45680 61 273 59 264 67 265 66 265 45680 43928 71 286 64 273 72 264 71 261 43928 42316 75 285 72 278 71 264 72 260 42316 40803 75 283 76 278 70 265 67 262 40803 39370 76 279 76 276 70 266 63 264 39370 38010 75 276 75 275 65 273 59 272 38010 36686 72 274 70 274 62 275 57 274 36686 35330 69 270 67 270 60 272 55 276 35330 33915 66 273 65 263 60 270 51 278 33915 32442 63 272 64 258 59 268 50 276 32442 30896 61 272 62 263 58 267 54 273 30896 29267 60 272 56 269 55 268 55 271 29267 27555 58 274 51 270 47 269 51 273 27555 25760 51 274 46 270 40 269 44 279 25760 23888 40 272 39 266 33 268 33 274 23888 21951 37 278 33 272 26 272 27 277 21951 19936 32 291 30 290 25 287 24 293 19936 17834 24 295 25 297 25 292 24 305 17834 15689 19 297 24 299 24 290 25 307 15689 13623 18 299 26 305 24 295 24 309 13623 11752 20 308 25 313 26 308 22 312 11752 10098 25 318 26 321 29 319 25 315 10098 8636 30 327 28 328 29 328 29 319 8636 7342 31 334 28 337 26 338 27 326 7342 6195 24 337 24 344 22 345 19 339 6195 5184 17 331 17 347 17 341 15 347 5184 4297 11 331 12 343 13 326 12 339 4297 3518 6 355 7*338 9 317 10 326 3518 2823 6*022 5*338 7 321 7 323 2823 2210 6*020 4 340 5 334 5 353 2210 1700 6 018 4 341 5 343 5 023 1700 1309 6 018 4 343 4 348 5 045 1309 1040 5 017 4 345 4 352 5 061 1040 878 5 016 3 346 4 354 4*075 878 785 4 017 3 346 3*356 3*086 785 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