DrJack's BLIPSPOT for: SAT 06/20 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 - - - - - - 81.4 - - 81.2 - - 75.0 Temp@2m Sfc.Heating - - - - - - 285 - - 137 - - -19 Sfc.Heating BL Depth - - - - - - 5918 - - 6463 - - 77 BL Depth Hcrit - - - - - - 4855 - - 4858 - - 770 Hcrit BL Top - - - - - - 6627 - - 7172 - - 786 BL Top Hgt.Variab. - - - - - - 2497 - - 4278 - - 5103 Hgt.Variab. W* - - - - - - 493 - - 402 - - 28 W* B/S - - - - - - 6 - - 4 - - 1 B/S BL Wind - - - - - - 16 - - 18 - - 8 BL Wind Direction - - - - - - 298 - - 289 - - 303 Direction Wind Shear - - - - - - 7 - - 10 - - 0 Wind Shear Max.Converg - - - - - - 6 - - 10 - - 3 Max.Converg CLOUDpotent - - - - - - -2976 - - -885 - - -4655 CLOUDpotentl sfcLCL - - - - - - 9603 - - 8057 - - 5441 sfcLCL ODpotential - - - - - - -5891 - - -1668 - - -6153 ODpotential blCL - - - - - - 12518 - - 8840 - - 6939 blCL maxRH - - - - - - 62 - - 84 - - 85 maxRH CAPE - - - - - - 0 - - 100 - - 110 CAPE Temp@2m - - - - - - 81.4 - - 81.2 - - 75.0 Temp@2m DewPt@2m - - - - - - 41.8 - - 48.5 - - 54.0 DewPt@2m Temp@Bot - - - - - - 79.5 - - 80.0 - - 75.2 Temp@Bot DewPt@Bot - - - - - - 40.6 - - 47.4 - - 53.6 DewPt@bot Sfc.Heating - - - - - - 285 - - 137 - - -19 Sfc.Heating BL Depth - - - - - - 5918 - - 6463 - - 77 BL Depth EXPERIMENT - - - - - - 0 - - 35 - - 42 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 7 - - 9 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] 98896 27 077 29 077 22 087 98896 91356 24 076 23 081 19 064 91356 85569 19 070 19 065 18 062 85569 80777 15 102 15 066 18 062 80777 76663 15 113 12 077 14 074 76663 73034 17 109 9 075 15 058 73034 69746 9 072 4 175 8 011 69746 66719 2 300 5 193 2 090 66719 63908 4 162 10 245 8 283 63908 61195 3 221 6 228 10 228 61195 58370 22 298 17 311 26 280 58370 55450 34 263 37 267 42 269 55450 52676 30 255 35 246 45 252 52676 50173 42 275 39 264 40 254 50173 47922 58 266 56 268 51 266 47922 45879 67 260 66 263 63 267 45879 44008 76 258 73 260 71 265 44008 42278 85 257 78 258 75 264 42278 40674 92 253 79 257 77 263 40674 39182 95 254 81 257 79 262 39182 37787 93 256 83 258 79 260 37787 36445 89 258 81 260 78 261 36445 35085 86 259 79 261 75 262 35085 33675 81 261 77 262 70 263 33675 32219 76 263 72 262 63 267 32219 30699 73 264 70 262 62 270 30699 29099 73 267 71 263 64 269 29099 27418 73 268 70 264 65 268 27418 25654 71 266 69 266 65 268 25654 23813 68 266 66 267 63 270 23813 21900 66 267 63 270 59 273 21900 19909 62 272 61 274 54 276 19909 17832 54 280 57 279 49 278 17832 15716 39 274 47 283 43 278 15716 13689 30 274 33 283 35 270 13689 11853 29 282 27 281 32 268 11853 10221 29 286 27 284 31 274 10221 8769 24 287 26 284 29 277 8769 7477 18*290 21*283 25 274 7477 6326 17*292 20*284 22 272 6326 5305 17 294 20 285 19 273 5305 4404 17 296 19 287 18 277 4404 3607 17 298 19 289 18 282 3607 2893 17 299 18 290 18 289 2893 2261 16 300 18 291 19 295 2261 1734 16 302 17 292 18 299 1734 1330 15 302 16 293 17 301 1330 1052 14 303 15 293 15 302 1052 883 13 303 14 294 13 303 883 786 10 303 11 294 8*303 786 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