DrJack's BLIPSPOT for: THU 07/30 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 - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 80.5 - - 80.5 - - - Temp@2m Sfc.Heating - - - - - - 226 - - 46 - - - Sfc.Heating BL Depth - - - - - - 5485 - - 78 - - - BL Depth Hcrit - - - - - - 4424 - - 770 - - - Hcrit BL Top - - - - - - 6194 - - 787 - - - BL Top Hgt.Variab. - - - - - - 1107 - - 7568 - - - Hgt.Variab. W* - - - - - - 451 - - 68 - - - W* B/S - - - - - - 5 - - 1 - - - B/S BL Wind - - - - - - 16 - - 9 - - - BL Wind Direction - - - - - - 323 - - 335 - - - Direction Wind Shear - - - - - - 7 - - 0 - - - Wind Shear Max.Converg - - - - - - 7 - - 3 - - - Max.Converg CLOUDpotent - - - - - - -237 - - -5066 - - - CLOUDpotentl sfcLCL - - - - - - 6431 - - 5853 - - - sfcLCL ODpotential - - - - - - -5257 - - -5451 - - - ODpotential blCL - - - - - - 11451 - - 6238 - - - blCL maxRH - - - - - - 75 - - 99 - - - maxRH CAPE - - - - - - 0 - - 40 - - - CAPE Temp@2m - - - - - - 80.5 - - 80.5 - - - Temp@2m DewPt@2m - - - - - - 54.9 - - 57.5 - - - DewPt@2m Temp@Bot - - - - - - 78.9 - - 80.0 - - - Temp@Bot DewPt@Bot - - - - - - 53.7 - - 56.5 - - - DewPt@bot Sfc.Heating - - - - - - 226 - - 46 - - - Sfc.Heating BL Depth - - - - - - 5485 - - 78 - - - BL Depth EXPERIMENT - - - - - - 0 - - 96 - - - EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 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] 99610 46 081 44 085 99610 92127 36 088 37 076 92127 86358 31 086 32 070 86358 81560 29 086 29 075 81560 77415 25 091 20 075 77415 73754 21 096 13 084 73754 70432 18 094 15 096 70432 67377 16 085 17 088 67377 64546 11 074 15 075 64546 61819 8 091 9 046 61819 58984 5 007 2 127 58984 56039 6 313 8 306 56039 53233 11 330 14 303 53233 50707 22 321 23 296 50707 48440 26 314 27 296 48440 46380 26 311 24 303 46380 44488 26 318 23 316 44488 42742 30 323 27 317 42742 41124 31 326 28 315 41124 39616 29 328 30 317 39616 38202 26 327 30 318 38202 36844 22 319 28 316 36844 35472 21 319 26 315 35472 34052 23 320 26 318 34052 32584 25 318 27 320 32584 31048 26 318 28 322 31048 29431 27 318 28 320 29431 27734 26 318 28 315 27734 25957 25 318 26 314 25957 24103 24 320 25 317 24103 22171 24 325 25 320 22171 20154 26 333 25 323 20154 18044 26 334 24 326 18044 15891 25 335 21 331 15891 13823 21 337 18 335 13823 11950 19 332 17 331 11950 10290 19 329 17 327 10290 8820 16 326 17 330 8820 7519 16 333 17 331 7519 6364 17*327 17 332 6364 5338 17*326 17 333 5338 4432 17 325 17 333 4432 3630 17 324 16 334 3630 2911 17 323 16 334 2911 2275 17 322 16 335 2275 1743 16 322 15 335 1743 1336 16 322 15 335 1336 1055 15 321 14 335 1055 884 13 321 12*335 884 787 10 321 9*335 787 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