DrJack's BLIPSPOT for: THU 10/22 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 = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0955z - - 1000z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 62.7 - - 62.8 - - - Temp@2m Sfc.Heating - - - - - - 130 - - -9 - - - Sfc.Heating BL Depth - - - - - - 2143 - - 76 - - - BL Depth Hcrit - - - - - - 1664 - - 769 - - - Hcrit BL Top - - - - - - 2852 - - 785 - - - BL Top Hgt.Variab. - - - - - - 1095 - - 4096 - - - Hgt.Variab. W* - - - - - - 272 - - 29 - - - W* B/S - - - - - - 4 - - 1 - - - B/S BL Wind - - - - - - 13 - - 6 - - - BL Wind Direction - - - - - - 342 - - 343 - - - Direction Wind Shear - - - - - - 8 - - 0 - - - Wind Shear Max.Converg - - - - - - 4 - - 3 - - - Max.Converg CLOUDpotent - - - - - - -4702 - - -5538 - - - CLOUDpotentl sfcLCL - - - - - - 7554 - - 6324 - - - sfcLCL ODpotential - - - - - - -12470 - - -10058 - - - ODpotential blCL - - - - - - 15322 - - 10843 - - - blCL maxRH - - - - - - 36 - - 41 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 62.7 - - 62.8 - - - Temp@2m DewPt@2m - - - - - - 32.6 - - 38.1 - - - DewPt@2m Temp@Bot - - - - - - 61.4 - - 63.1 - - - Temp@Bot DewPt@Bot - - - - - - 31.5 - - 37.2 - - - DewPt@bot Sfc.Heating - - - - - - 130 - - -9 - - - Sfc.Heating BL Depth - - - - - - 2143 - - 76 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 5 - - - 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] 97392 13 234 20 271 97392 90127 5 250 13 251 90127 84543 3 253 4 251 84543 79908 2 100 4 009 79908 75922 5 103 3 309 75922 72409 6 023 3 025 72409 69231 6 342 4 026 69231 66296 9 325 5 020 66296 63566 10 295 11 305 63566 60925 11 283 16 280 60925 58172 20 295 23 291 58172 55314 32 285 28 283 55314 52578 33 272 36 279 52578 50104 36 268 38 268 50104 47868 38 265 38 270 47868 45823 42 272 40 276 45823 43939 45 272 40 277 43939 42191 45 269 36 276 42191 40559 44 264 34 279 40559 39033 40 264 35 287 39033 37604 37 272 38 290 37604 36235 34 273 36 281 36235 34852 28 269 26 283 34852 33420 23 294 25 330 33420 31942 25 315 31 339 31942 30407 26 314 34 332 30407 28808 23 300 39 332 28808 27139 24 286 41 338 27139 25394 26 278 39 337 25394 23574 27 282 40 336 23574 21679 25 295 41 333 21679 19702 23 308 40 330 19702 17636 23 315 36 327 17636 15529 22 316 30 320 15529 13507 19 324 24 316 13507 11675 18 332 21 322 11675 10048 19 336 21 336 10048 8605 20 338 22 344 8605 7323 22 340 23 348 7323 6188 24 345 25 348 6188 5186 24 350 25 343 5186 4306 23 354 22 338 4306 3530 20*351 19 338 3530 2835 16*343 18 340 2835 2221 14 342 17 341 2221 1708 13 342 16 343 1708 1315 13 342 14 344 1315 1044 12 342 12 344 1044 879 10 342 10 344 879 785 8 341 6*343 785 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