DrJack's BLIPSPOT for: TUE 05/19 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 - - - - - - 91.6 - - 91.7 - - 87.4 Temp@2m Sfc.Heating - - - - - - 239 - - 111 - - -10 Sfc.Heating BL Depth - - - - - - 7157 - - 5937 - - 78 BL Depth Hcrit - - - - - - 5737 - - 4319 - - 771 Hcrit BL Top - - - - - - 7866 - - 6646 - - 787 BL Top Hgt.Variab. - - - - - - 3711 - - 4816 - - 8429 Hgt.Variab. W* - - - - - - 497 - - 366 - - 17 W* B/S - - - - - - 7 - - 9 - - 1 B/S BL Wind - - - - - - 13 - - 8 - - 3 BL Wind Direction - - - - - - 269 - - 273 - - 292 Direction Wind Shear - - - - - - 7 - - 10 - - 0 Wind Shear Max.Converg - - - - - - 5 - - 17 - - 1 Max.Converg CLOUDpotent - - - - - - -377 - - -1280 - - -6307 CLOUDpotentl sfcLCL - - - - - - 8244 - - 7927 - - 7094 sfcLCL ODpotential - - - - - - -1536 - - -2172 - - -7940 ODpotential blCL - - - - - - 9402 - - 8818 - - 8727 blCL maxRH - - - - - - 74 - - 81 - - 85 maxRH CAPE - - - - - - 440 - - 820 - - 610 CAPE Temp@2m - - - - - - 91.6 - - 91.7 - - 87.4 Temp@2m DewPt@2m - - - - - - 58.2 - - 59.8 - - 59.3 DewPt@2m Temp@Bot - - - - - - 89.8 - - 90.4 - - 89.0 Temp@Bot DewPt@Bot - - - - - - 57.1 - - 58.9 - - 58.3 DewPt@bot Sfc.Heating - - - - - - 239 - - 111 - - -10 Sfc.Heating BL Depth - - - - - - 7157 - - 5937 - - 78 BL Depth EXPERIMENT - - - - - - 0 - - 25 - - 39 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 10 - - 11 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] 98276 11 133 7 168 6 274 98276 90787 13 130 7 099 3 037 90787 85065 8 120 9 029 8 074 85065 80358 3 068 7 033 12 057 80358 76325 6 022 2 063 14 033 76325 72762 9 027 6 097 9 026 72762 69536 6 043 9 105 3 345 69536 66578 6 084 5 049 2 330 66578 63857 11 087 3 021 3 314 63857 61242 12 056 6 033 1 318 61242 58505 22 336 11 335 8 358 58505 55641 21 305 14 287 16 307 55641 52906 21 306 17 306 16 288 52906 50456 21 295 25 301 13 292 50456 48273 17 264 20 271 15 307 48273 46302 12 186 14 222 20 285 46302 44507 4 097 3 155 11 195 44507 42857 3 180 7 048 8 119 42857 41312 13 126 4 060 7 089 41312 39850 13 108 10 133 6 106 39850 38463 14 092 16 132 12 132 38463 37118 12 077 15 114 21 131 37118 35749 9 064 14 101 23 124 35749 34324 10 030 14 085 21 117 34324 32845 12 025 12 075 19 117 32845 31294 10 045 10 049 14 119 31294 29662 2 109 7 026 10 126 29662 27952 5 226 1 030 9 161 27952 26162 8 245 4 205 11 184 26162 24295 10 254 8 237 12 238 24295 22355 17 263 23 263 16 272 22355 20338 23 246 28 265 20 276 20338 18235 27 242 30 266 22 273 18235 16094 27 240 29 269 23 265 16094 14030 28 233 26 255 24 250 14030 12155 26 234 23 228 22 230 12155 10487 19 244 22 223 19 224 10487 8998 16*252 16 221 15 218 8998 7670 14*260 12*225 11 219 7670 6487 14 262 11*230 9 229 6487 5437 13 264 8 249 8 242 5437 4510 13 268 8 265 8 255 4510 3690 13 271 8 279 9 266 3690 2956 13 273 8 287 9 273 2956 2306 12 275 8 292 10 280 2306 1764 12 276 8 294 10 284 1764 1347 12 277 8 296 9 287 1347 1060 11 277 8 297 8 289 1060 886 10 278 8 298 6*290 886 787 8 278 6 298 3*292 787 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