DrJack's BLIPSPOT for: SUN 09/06 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 = 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 - - - - - - 76.1 - - 77.3 - - 70.6 Temp@2m Sfc.Heating - - - - - - 194 - - 59 - - -12 Sfc.Heating BL Depth - - - - - - 3834 - - 77 - - 77 BL Depth Hcrit - - - - - - 3091 - - 770 - - 770 Hcrit BL Top - - - - - - 4543 - - 786 - - 786 BL Top Hgt.Variab. - - - - - - 2613 - - 7839 - - 4660 Hgt.Variab. W* - - - - - - 379 - - 72 - - 14 W* B/S - - - - - - 9 - - 3 - - 1 B/S BL Wind - - - - - - 8 - - 4 - - 3 BL Wind Direction - - - - - - 003 - - 012 - - 022 Direction Wind Shear - - - - - - 3 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -2 - - 1 - - 1 Max.Converg CLOUDpotent - - - - - - -270 - - -4637 - - -2139 CLOUDpotentl sfcLCL - - - - - - 4813 - - 5423 - - 2925 sfcLCL ODpotential - - - - - - -1149 - - -5070 - - -3764 ODpotential blCL - - - - - - 5692 - - 5856 - - 4550 blCL maxRH - - - - - - 81 - - 70 - - 81 maxRH CAPE - - - - - - 40 - - 70 - - 120 CAPE Temp@2m - - - - - - 76.1 - - 77.3 - - 70.6 Temp@2m DewPt@2m - - - - - - 57.7 - - 56.3 - - 60.5 DewPt@2m Temp@Bot - - - - - - 74.5 - - 76.5 - - 72.2 Temp@Bot DewPt@Bot - - - - - - 56.6 - - 55.2 - - 59.9 DewPt@bot Sfc.Heating - - - - - - 194 - - 59 - - -12 Sfc.Heating BL Depth - - - - - - 3834 - - 77 - - 77 BL Depth EXPERIMENT - - - - - - 26 - - 0 - - 24 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 10 - - 11 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] 98975 6 107 12 116 7 061 98975 91554 13 104 13 112 9 118 91554 85799 13 112 10 127 5 090 85799 81008 11 110 3 161 2 118 81008 76871 4 108 4 052 6 148 76871 73200 3 025 7 357 7 071 73200 69885 7 342 5 329 5 023 69885 66854 7 301 4 342 5 013 66854 64063 4 310 6 348 9 343 64063 61381 8 339 4 017 6 308 61381 58585 13 337 11 338 14 319 58585 55678 20 337 20 304 24 313 55678 52914 26 317 27 300 32 317 52914 50438 29 309 32 298 38 312 50438 48218 35 305 41 297 45 301 48218 46200 40 304 40 292 43 293 46200 44350 46 308 40 299 39 290 44350 42644 51 303 46 302 39 297 42644 41065 50 297 50 298 43 297 41065 39594 48 295 50 293 47 294 39594 38210 47 298 49 292 47 292 38210 36870 48 301 46 293 46 292 36870 35503 47 298 44 293 44 294 35503 34080 47 295 42 290 41 296 34080 32604 46 295 41 289 39 297 32604 31058 44 296 40 289 39 296 31058 29429 42 295 40 286 39 294 29429 27718 41 287 38 286 39 295 27718 25923 39 284 35 296 37 297 25923 24050 33 290 31 305 33 300 24050 22106 28 299 27 305 28 312 22106 20086 24 304 23 305 24 315 20086 17980 20 318 17 317 18 315 17980 15834 18 322 13 333 13 329 15834 13773 15 318 10 354 9 003 13773 11901 13 319 10 330 9 354 11901 10243 9 330 10 298 10 313 10243 8781 7 329 4 342 3 298 8781 7486 6 337 7 028 3 065 7486 6334 7 357 7 027 6 062 6334 5313 8*003 7 026 8 055 5313 4410 8*005 7 024 9 049 4410 3613 8 006 7 022 10 047 3613 2897 8 004 7 019 11 043 2897 2264 8 003 7 017 11 040 2264 1737 8 001 6 015 11 039 1737 1331 7 360 6 014 11 035 1331 1052 7 359 6 013 9 032 1052 883 6 358 5 012 7*027 883 786 5 357 4*012 3*022 786 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