DrJack's BLIPSPOT for: SUN 04/26 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 - - - - - - 56.5 - - 58.7 - - - Temp@2m Sfc.Heating - - - - - - 282 - - 142 - - - Sfc.Heating BL Depth - - - - - - 2823 - - 3456 - - - BL Depth Hcrit - - - - - - 3196 - - 3368 - - - Hcrit BL Top - - - - - - 4260 - - 4893 - - - BL Top Hgt.Variab. - - - - - - 838 - - 692 - - - Hgt.Variab. W* - - - - - - 381 - - 327 - - - W* B/S - - - - - - 5 - - 5 - - - B/S BL Wind - - - - - - 13 - - 12 - - - BL Wind Direction - - - - - - 017 - - 022 - - - Direction Wind Shear - - - - - - 5 - - 4 - - - Wind Shear Max.Converg - - - - - - 7 - - 8 - - - Max.Converg CLOUDpotent - - - - - - 395 - - 481 - - - CLOUDpotentl sfcLCL - - - - - - 3865 - - 4413 - - - sfcLCL ODpotential - - - - - - -83 - - -6734 - - - ODpotential blCL - - - - - - 4343 - - 11627 - - - blCL maxRH - - - - - - 95 - - 97 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 56.5 - - 58.7 - - - Temp@2m DewPt@2m - - - - - - 44.1 - - 43.9 - - - DewPt@2m Temp@Bot - - - - - - 54.9 - - 57.8 - - - Temp@Bot DewPt@Bot - - - - - - 43.2 - - 43.0 - - - DewPt@bot Sfc.Heating - - - - - - 282 - - 142 - - - Sfc.Heating BL Depth - - - - - - 2823 - - 3456 - - - BL Depth EXPERIMENT - - - - - - 81 - - 88 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 6 - - - 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] 97419 33 259 34 263 97419 90015 35 244 31 265 90015 84322 24 246 27 246 84322 79598 13 258 17 232 79598 75531 13 248 11 251 75531 71957 11 215 12 233 71957 68722 3 272 8 243 68722 65745 8 334 10 299 65745 62987 19 300 16 305 62987 60313 19 271 20 280 60313 57513 10 256 18 268 57513 54591 17 295 19 283 54591 51799 25 275 28 290 51799 49290 28 269 31 284 49290 47038 31 280 33 277 47038 44993 37 283 34 280 44993 43131 36 281 33 281 43131 41432 32 280 30 282 41432 39873 29 275 29 281 39873 38427 25 272 23 283 38427 37077 21 283 21 302 37077 35781 20 293 23 310 35781 34472 22 295 22 312 34472 33116 22 284 22 315 33116 31713 22 292 22 318 31713 30246 22 296 23 324 30246 28702 22 295 25 332 28702 27085 14 314 22 344 27085 25395 11 351 18 002 25395 23633 8 026 14 007 23633 21800 15 018 15 351 21800 19887 17 014 16 344 19887 17885 20 008 17 352 17885 15833 26 010 21 005 15833 13848 30 008 22 009 13848 12036 27 009 21 006 12036 10424 20 010 18 357 10424 8993 18 354 19 353 8993 7724 21 347 20 360 7724 6602 23 352 17 011 6602 5615 21 005 12*026 5615 4754 16*014 12*028 4754 3994 14*018 12 026 3994 3312 14 018 12 023 3312 2708 14 018 12 021 2708 2203 13 017 12 019 2203 1815 13 017 12 018 1815 1548 12 016 11 016 1548 1385 11 015 11 016 1385 1292 9 014 9 014 1292 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