DrJack's BLIPSPOT for: THU 04/09 Waynesboro_VA 1437ft pt32142@38.180,-78.911,1424ft BLIPSPOT sfc.temp. adjusted by +0.0 degF SPONSORED BY: Shenandoah Valley Soaring www.svsoar.org RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 61.5 - - 65.0 - - - Temp@2m Sfc.Heating - - - - - - 331 - - 135 - - - Sfc.Heating BL Depth - - - - - - 2590 - - 2668 - - - BL Depth Hcrit - - - - - - 3068 - - 2771 - - - Hcrit BL Top - - - - - - 4027 - - 4105 - - - BL Top Hgt.Variab. - - - - - - 868 - - 1639 - - - Hgt.Variab. W* - - - - - - 388 - - 294 - - - W* B/S - - - - - - 11 - - 6 - - - B/S BL Wind - - - - - - 7 - - 9 - - - BL Wind Direction - - - - - - 170 - - 153 - - - Direction Wind Shear - - - - - - 4 - - 3 - - - Wind Shear Max.Converg - - - - - - -4 - - -8 - - - Max.Converg CLOUDpotent - - - - - - -4246 - - -5711 - - - CLOUDpotentl sfcLCL - - - - - - 8273 - - 9817 - - - sfcLCL ODpotential - - - - - - -9728 - - -11368 - - - ODpotential blCL - - - - - - 13755 - - 15473 - - - blCL maxRH - - - - - - 75 - - 68 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 61.5 - - 65.0 - - - Temp@2m DewPt@2m - - - - - - 30.2 - - 26.8 - - - DewPt@2m Temp@Bot - - - - - - 59.6 - - 63.9 - - - Temp@Bot DewPt@Bot - - - - - - 29.0 - - 25.6 - - - DewPt@bot Sfc.Heating - - - - - - 331 - - 135 - - - Sfc.Heating BL Depth - - - - - - 2590 - - 2668 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - - 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] 97523 55 249 50 262 97523 90018 49 249 55 252 90018 84256 41 250 43 250 84256 79528 38 249 29 254 79528 75507 29 253 25 250 75507 71962 25 254 27 241 71962 68744 25 258 29 243 68744 65782 29 255 30 248 65782 63031 35 253 33 254 63031 60358 35 251 36 254 60358 57560 32 254 35 258 57560 54650 31 256 36 261 54650 51867 32 253 35 260 51867 49358 34 262 38 267 49358 47110 36 264 44 268 47110 45073 34 257 42 265 45073 43220 32 253 36 262 43220 41529 31 248 34 260 41529 39970 26 244 34 264 39970 38525 26 249 30 262 38525 37180 29 237 25 271 37180 35893 30 236 23 273 35893 34586 30 236 25 271 34586 33228 31 236 31 263 33228 31822 30 240 31 258 31822 30352 28 241 28 255 30352 28807 25 236 22 252 28807 27189 22 238 19 265 27189 25496 20 249 24 278 25496 23727 19 258 23 271 23727 21884 21 259 17 261 21884 19960 21 251 18 268 19960 17948 19 244 22 279 17948 15890 17 239 24 273 15890 13902 11 250 21 265 13902 12092 9 307 13 273 12092 10485 10 327 8 313 10485 9057 10 330 7 346 9057 7788 10 334 6 351 7788 6661 10 331 7 324 6661 5666 8 315 4 263 5666 4791 5*240 6*189 4791 4020 6*195 7*173 4020 3330 7 179 9 158 3330 2720 7 170 9 152 2720 2211 7 164 9 150 2211 1820 7 160 9 148 1820 1550 7 158 9 147 1550 1387 6 157 9 146 1387 1293 6 157 7 146 1293 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