DrJack's BLIPSPOT for: MON 07/20 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 82.0 - - 85.6 - - 81.9 Temp@2m Sfc.Heating - - - - - - 224 - - 107 - - -25 Sfc.Heating BL Depth - - - - - - 4145 - - 4655 - - 78 BL Depth Hcrit - - - - - - 3381 - - 3344 - - 770 Hcrit BL Top - - - - - - 4854 - - 5364 - - 787 BL Top Hgt.Variab. - - - - - - 2879 - - 3673 - - 5899 Hgt.Variab. W* - - - - - - 405 - - 332 - - 26 W* B/S - - - - - - 10 - - 9 - - 1 B/S BL Wind - - - - - - 7 - - 7 - - 6 BL Wind Direction - - - - - - 169 - - 168 - - 146 Direction Wind Shear - - - - - - 6 - - 4 - - 0 Wind Shear Max.Converg - - - - - - -2 - - 6 - - -2 Max.Converg CLOUDpotent - - - - - - -742 - - -1053 - - -4246 CLOUDpotentl sfcLCL - - - - - - 5596 - - 6417 - - 5034 sfcLCL ODpotential - - - - - - -1337 - - -2003 - - -5814 ODpotential blCL - - - - - - 6191 - - 7367 - - 6601 blCL maxRH - - - - - - 88 - - 91 - - 97 maxRH CAPE - - - - - - 40 - - 100 - - 140 CAPE Temp@2m - - - - - - 82.0 - - 85.6 - - 81.9 Temp@2m DewPt@2m - - - - - - 60.1 - - 60.1 - - 62.5 DewPt@2m Temp@Bot - - - - - - 80.2 - - 84.5 - - 83.1 Temp@Bot DewPt@Bot - - - - - - 59.1 - - 59.2 - - 61.9 DewPt@bot Sfc.Heating - - - - - - 224 - - 107 - - -25 Sfc.Heating BL Depth - - - - - - 4145 - - 4655 - - 78 BL Depth EXPERIMENT - - - - - - 52 - - 63 - - 87 EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 11 - - 12 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] 99456 43 090 33 100 19 072 99456 91965 35 084 32 086 24 088 91965 86153 25 085 27 076 31 081 86153 81306 21 090 22 081 28 078 81306 77145 17 101 18 080 24 070 77145 73487 15 097 13 088 12 076 73487 70180 12 107 11 074 12 080 70180 67139 10 078 8 063 9 024 67139 64337 11 076 5 067 3 281 64337 61629 14 350 11 016 5 062 61629 58820 17 322 16 331 15 341 58820 55934 20 315 20 307 23 312 55934 53203 25 307 25 302 21 276 53203 50756 35 311 32 316 33 312 50756 48557 43 314 49 314 48 305 48557 46559 41 310 48 312 40 309 46559 44723 38 302 44 318 56 336 44723 43030 33 295 45 318 77 328 43030 41457 28 291 42 312 71 323 41457 39984 26 299 35 306 59 324 39984 38591 25 308 28 305 45 329 38591 37236 25 308 27 310 40 330 37236 35851 24 306 28 311 48 320 35851 34407 24 306 27 306 46 324 34407 32907 26 305 25 302 31 331 32907 31341 26 310 23 304 20 316 31341 29697 21 309 22 307 20 301 29697 27978 18 307 22 306 23 297 27978 26184 19 308 20 305 24 299 26184 24315 19 312 19 304 19 300 24315 22367 18 309 18 299 15 286 22367 20331 18 299 16 286 18 271 20331 18207 18 289 16 279 13 262 18207 16044 15 291 12 269 10 245 16044 13961 9 297 8 242 12 237 13961 12069 7 261 10 237 21 255 12069 10397 12 259 16 255 23 257 10397 8917 16 265 18 254 18 258 8917 7600 15 241 17 251 13 244 7600 6427 13 227 11 224 11 218 6427 5388 11*218 9*206 12 189 5388 4472 9*191 8*185 13 177 4472 3661 8 172 7 176 15 165 3661 2934 8 168 7 169 15 162 2934 2291 7 165 7 165 15 159 2291 1754 7 162 6 161 15 156 1754 1342 7 160 6 158 14 154 1342 1058 6 158 6 157 12 151 1058 885 6 157 5 156 10*148 885 787 5 156 5 156 6*146 787 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