DrJack's BLIPSPOT for: MON 09/28 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 = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0952z - - 1000z - - 1555z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - - - - 67.1 - - 66.4 - - 62.9 Temp@2m Sfc.Heating - - - - - - 99 - - 13 - - -9 Sfc.Heating BL Depth - - - - - - 2941 - - 76 - - 76 BL Depth Hcrit - - - - - - 2061 - - 769 - - 769 Hcrit BL Top - - - - - - 3650 - - 785 - - 785 BL Top Hgt.Variab. - - - - - - 1268 - - 4373 - - 3046 Hgt.Variab. W* - - - - - - 277 - - 46 - - 17 W* B/S - - - - - - 5 - - 1 - - 1 B/S BL Wind - - - - - - 10 - - 7 - - 3 BL Wind Direction - - - - - - 304 - - 315 - - 297 Direction Wind Shear - - - - - - 5 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 3 - - 2 - - 0 Max.Converg CLOUDpotent - - - - - - 464 - - -2180 - - -1261 CLOUDpotentl sfcLCL - - - - - - 3186 - - 2965 - - 2047 sfcLCL ODpotential - - - - - - 21 - - -2496 - - -2076 ODpotential blCL - - - - - - 3629 - - 3281 - - 2861 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 67.1 - - 66.4 - - 62.9 Temp@2m DewPt@2m - - - - - - 55.7 - - 56.0 - - 56.6 DewPt@2m Temp@Bot - - - - - - 66.0 - - 66.1 - - 63.2 Temp@Bot DewPt@Bot - - - - - - 54.9 - - 55.4 - - 56.1 DewPt@bot Sfc.Heating - - - - - - 99 - - 13 - - -9 Sfc.Heating BL Depth - - - - - - 2941 - - 76 - - 76 BL Depth EXPERIMENT - - - - - - 100 - - 101 - - 100 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 10 - - 10 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] 98007 13 242 17 285 11 280 98007 90729 7 229 6 273 14 280 90729 85075 3 312 4 251 11 284 85075 80370 5 307 5 257 9 303 80370 76332 3 011 4 276 8 334 76332 72782 3 055 5 277 6 304 72782 69577 2 169 7 255 7 293 69577 66626 4 229 6 227 9 301 66626 63879 7 211 8 203 9 265 63879 61204 9 189 11 215 11 232 61204 58411 10 188 11 223 10 239 58411 55517 10 207 11 236 10 247 55517 52757 10 216 14 231 12 257 52757 50271 10 235 15 220 12 247 50271 48041 14 245 14 226 16 239 48041 46013 19 239 16 236 20 226 46013 44153 20 238 16 239 18 221 44153 42434 19 240 17 236 14 238 42434 40839 18 231 17 229 13 248 40839 39356 8 211 13 216 12 227 39356 37968 6 188 7 163 10 207 37968 36631 5 181 8 120 7 147 36631 35272 6 186 5 140 7 108 35272 33857 9 215 5 198 3 155 33857 32388 8 226 7 226 2 171 32388 30849 5 242 9 248 2 270 30849 29232 6 253 8 234 4 243 29232 27536 8 263 7 228 6 211 27536 25757 10 258 9 260 7 229 25757 23899 9 267 12 266 10 280 23899 21966 10 304 11 273 11 285 21966 19953 12 313 12 292 11 292 19953 17856 14 323 12 321 10 303 17856 15723 13 333 12 340 6 322 15723 13675 7 330 11 323 6 327 13675 11814 8 330 10 307 8 312 11814 10161 9 328 11 317 9 299 10161 8690 9 322 11 320 7 291 8690 7384 8 314 9 310 9 276 7384 6232 8 307 11 294 11 273 6232 5219 10 299 14 305 12 295 5219 4330 11*300 15 309 11 318 4330 3547 11*301 15 311 12 318 3547 2847 11 303 15 313 13 314 2847 2230 11 304 14 314 13 313 2230 1714 10 305 14 315 13 312 1714 1318 10 305 13 315 12 311 1318 1045 9 306 12 315 9 307 1045 880 8 306 10 316 7 303 880 785 7 306 7*315 3*297 785 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