DrJack's BLIPSPOT for: SUN 04/27 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 = 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 - - - - - - 63.9 - - 66.7 - - 59.1 Temp@2m Sfc.Heating - - - - - - 388 - - 187 - - -12 Sfc.Heating BL Depth - - - - - - 4121 - - 4221 - - 16 BL Depth Hcrit - - - - - - 4292 - - 4064 - - 1276 Hcrit BL Top - - - - - - 5558 - - 5658 - - 1293 BL Top Hgt.Variab. - - - - - - 898 - - 976 - - 3784 Hgt.Variab. W* - - - - - - 478 - - 380 - - 6 W* B/S - - - - - - 5 - - 4 - - 0 B/S BL Wind - - - - - - 18 - - 15 - - 4 BL Wind Direction - - - - - - 339 - - 345 - - 359 Direction Wind Shear - - - - - - 7 - - 5 - - 0 Wind Shear Max.Converg - - - - - - 8 - - 7 - - 1 Max.Converg CLOUDpotent - - - - - - -4227 - - -4895 - - -6413 CLOUDpotentl sfcLCL - - - - - - 9786 - - 10553 - - 7707 sfcLCL ODpotential - - - - - - -12179 - - -11794 - - -13492 ODpotential blCL - - - - - - 17737 - - 17452 - - 14785 blCL maxRH - - - - - - 77 - - 54 - - 35 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 63.9 - - 66.7 - - 59.1 Temp@2m DewPt@2m - - - - - - 25.6 - - 24.9 - - 30.3 DewPt@2m Temp@Bot - - - - - - 61.9 - - 65.6 - - 61.2 Temp@Bot DewPt@Bot - - - - - - 24.3 - - 23.7 - - 29.5 DewPt@bot Sfc.Heating - - - - - - 388 - - 187 - - -12 Sfc.Heating BL Depth - - - - - - 4121 - - 4221 - - 16 BL Depth EXPERIMENT - - - - - - 9 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - 4 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] 97672 12 189 12 223 17 270 97672 90306 12 190 7 237 7 298 90306 84642 5 153 5 290 6 340 84642 79929 5 072 9 218 7 256 79929 75854 4 076 2 260 8 292 75854 72266 9 009 5 221 4 246 72266 69018 20 316 13 321 10 353 69018 66030 15 275 17 287 18 319 66030 63266 14 295 19 282 28 302 63266 60587 21 295 24 289 32 298 60587 57775 29 297 32 295 34 298 57775 54847 38 289 40 291 38 294 54847 52053 40 276 42 288 40 296 52053 49541 37 277 41 288 45 295 49541 47299 40 285 45 286 48 290 47299 45276 49 292 50 286 51 287 45276 43440 65 291 58 289 54 290 43440 41767 74 282 69 286 63 290 41767 40234 75 277 74 282 67 285 40234 38809 75 277 67 278 65 280 38809 37468 76 276 62 281 56 281 37468 36170 74 275 63 284 52 288 36170 34848 74 275 64 283 55 290 34848 33472 73 277 63 282 55 289 33472 32043 70 279 61 285 53 291 32043 30547 64 285 61 288 51 293 30547 28975 61 284 58 290 50 292 28975 27329 55 278 54 291 48 293 27329 25608 52 295 50 288 44 297 25608 23810 47 299 47 290 41 302 23810 21938 43 295 43 295 40 301 21938 19988 42 298 40 300 38 298 19988 17958 40 305 40 307 34 297 17958 15890 36 312 35 313 30 301 15890 13899 31 316 29 312 26 308 13899 12087 26 319 26 310 23 314 12087 10475 22 325 23 309 22 315 10475 9044 21 335 20 316 20 316 9044 7775 23 348 18 337 16 327 7775 6651 24 351 18 343 14 344 6651 5659 19*340 16*342 15 344 5659 4788 19*339 16*343 15 341 4788 4019 19 339 16 344 16 344 4019 3330 19 339 16 345 16 348 3330 2720 18 339 16 346 16 352 2720 2211 18 339 16 347 15 355 2211 1820 17 339 15 347 14 358 1820 1550 16 339 14 347 11 358 1550 1386 15 339 13 347 8*358 1386 1292 12 339 11 347 4*359 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