DrJack's BLIPSPOT for: SUN 06/21 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 - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 82.6 - - 84.2 - - 78.0 Temp@2m Sfc.Heating - - - - - - 302 - - 148 - - -22 Sfc.Heating BL Depth - - - - - - 7123 - - 6986 - - 77 BL Depth Hcrit - - - - - - 5826 - - 5303 - - 770 Hcrit BL Top - - - - - - 7832 - - 7695 - - 786 BL Top Hgt.Variab. - - - - - - 1470 - - 2275 - - 6425 Hgt.Variab. W* - - - - - - 532 - - 422 - - 26 W* B/S - - - - - - 10 - - 10 - - 1 B/S BL Wind - - - - - - 10 - - 8 - - 5 BL Wind Direction - - - - - - 280 - - 290 - - 347 Direction Wind Shear - - - - - - 7 - - 9 - - 0 Wind Shear Max.Converg - - - - - - 14 - - 11 - - 2 Max.Converg CLOUDpotent - - - - - - -431 - - -1566 - - -5984 CLOUDpotentl sfcLCL - - - - - - 8264 - - 9262 - - 6770 sfcLCL ODpotential - - - - - - -4397 - - -6286 - - -8757 ODpotential blCL - - - - - - 12229 - - 13981 - - 9543 blCL maxRH - - - - - - 70 - - 81 - - 60 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 82.6 - - 84.2 - - 78.0 Temp@2m DewPt@2m - - - - - - 48.9 - - 46.2 - - 51.3 DewPt@2m Temp@Bot - - - - - - 80.4 - - 82.9 - - 79.0 Temp@Bot DewPt@Bot - - - - - - 47.7 - - 45.0 - - 50.3 DewPt@bot Sfc.Heating - - - - - - 302 - - 148 - - -22 Sfc.Heating BL Depth - - - - - - 7123 - - 6986 - - 77 BL Depth EXPERIMENT - - - - - - 0 - - 24 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 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] 99048 28 093 33 095 28 085 99048 91543 28 100 26 098 20 091 91543 85743 23 090 19 102 17 095 85743 80923 21 093 15 095 17 083 80923 76779 21 105 13 096 15 078 76779 73133 15 097 12 080 14 084 73133 69843 10 132 6 082 8 060 69843 66822 13 125 6 147 2 307 66822 64024 5 057 4 167 2 271 64024 61316 6 325 5 242 6 268 61316 58496 19 290 16 288 19 290 58496 55598 27 280 28 283 27 276 55598 52849 31 286 31 299 26 301 52849 50379 54 295 58 298 62 301 50379 48190 81 278 89 272 73 271 48190 46224 81 263 78 262 48 245 46224 44417 54 267 51 273 41 286 44417 42740 60 296 58 308 63 304 42740 41176 82 307 81 306 72 291 41176 39708 83 304 87 299 77 283 39708 38321 74 295 79 293 75 281 38321 36973 74 292 71 285 71 277 36973 35595 74 290 65 274 67 272 35595 34159 72 284 66 270 65 267 34159 32666 72 279 65 273 61 261 32666 31102 73 276 65 274 58 260 31102 29454 73 273 67 269 57 264 29454 27726 70 275 62 268 55 267 27726 25920 62 279 56 274 52 265 25920 24042 59 275 51 278 49 266 24042 22095 63 277 51 274 46 268 22095 20072 56 284 48 279 43 274 20072 17971 41 291 40 285 37 281 17971 15836 32 280 31 274 33 279 15836 13786 33 272 32 269 29 273 13786 11925 34 274 28 269 25 257 11925 10276 29 274 19 251 24 236 10276 8813 16*266 11*246 23 228 8813 7513 12*268 10*251 16 231 7513 6356 11 269 9 265 11 247 6356 5330 11 273 8 281 9 270 5330 4424 10 278 8 291 8 293 4424 3623 10 283 8 299 9 313 3623 2906 10 287 8 304 10 327 2906 2271 9 290 9 309 10 334 2271 1741 9 292 9 312 11 339 1741 1334 9 294 8 313 10 342 1334 1054 8 296 8 314 10 344 1054 884 8 296 8 316 8 345 884 786 7 296 6 315 5*347 786 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