DrJack's BLIPSPOT for: SUN 07/05 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 - - - - - - 88.9 - - 83.4 - - - Temp@2m Sfc.Heating - - - - - - 211 - - 2 - - - Sfc.Heating BL Depth - - - - - - 3198 - - 78 - - - BL Depth Hcrit - - - - - - 2660 - - 770 - - - Hcrit BL Top - - - - - - 3907 - - 787 - - - BL Top Hgt.Variab. - - - - - - 3163 - - 2689 - - - Hgt.Variab. W* - - - - - - 368 - - 44 - - - W* B/S - - - - - - 88 - - 2 - - - B/S BL Wind - - - - - - 1 - - 4 - - - BL Wind Direction - - - - - - 055 - - 269 - - - Direction Wind Shear - - - - - - 1 - - 0 - - - Wind Shear Max.Converg - - - - - - -7 - - 1 - - - Max.Converg CLOUDpotent - - - - - - -2119 - - -2487 - - - CLOUDpotentl sfcLCL - - - - - - 6026 - - 3274 - - - sfcLCL ODpotential - - - - - - -3799 - - -4501 - - - ODpotential blCL - - - - - - 7706 - - 5288 - - - blCL maxRH - - - - - - 88 - - 88 - - - maxRH CAPE - - - - - - 570 - - 1820 - - - CAPE Temp@2m - - - - - - 88.9 - - 83.4 - - - Temp@2m DewPt@2m - - - - - - 65.0 - - 71.3 - - - DewPt@2m Temp@Bot - - - - - - 87.0 - - 83.6 - - - Temp@Bot DewPt@Bot - - - - - - 63.9 - - 70.1 - - - DewPt@bot Sfc.Heating - - - - - - 211 - - 2 - - - Sfc.Heating BL Depth - - - - - - 3198 - - 78 - - - BL Depth EXPERIMENT - - - - - - 52 - - 52 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 17 - - - 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] 99160 37 082 37 083 99160 91664 32 085 35 080 91664 85919 29 088 27 083 85919 81155 27 090 20 092 81155 77057 24 094 16 092 77057 73425 19 094 12 090 73425 70125 15 088 7 087 70125 67086 10 105 3 190 67086 64265 8 085 1 079 64265 61540 2 347 3 357 61540 58728 5 348 3 297 58728 55849 9 318 9 273 55849 53140 22 282 21 285 53140 50731 26 257 33 270 50731 48586 24 235 31 251 48586 46637 18 233 25 242 46637 44842 20 255 22 244 44842 43169 24 257 22 248 43169 41599 26 244 23 251 41599 40117 26 233 27 249 40117 38713 25 222 28 250 38713 37349 23 221 26 251 37349 35957 24 221 24 248 35957 34507 24 222 22 241 34507 33003 22 230 20 240 33003 31431 21 235 18 240 31431 29778 19 242 16 237 29778 28046 20 249 17 242 28046 26235 20 252 19 250 26235 24349 20 248 16 244 24349 22393 21 247 16 240 22393 20357 19 247 15 250 20357 18237 17 239 13 234 18237 16077 19 225 14 223 16077 14004 19 222 15 215 14004 12125 17 228 14 216 12125 10455 16 230 13 216 10455 8969 13 232 10 205 8969 7646 11 235 6 188 7646 6467 7 237 4 174 6467 5419 3 236 3 176 5419 4493 1*200 2 198 4493 3675 1*130 2 238 3675 2943 1 091 4 257 2943 2296 1 059 5 256 2296 1757 1 043 5 264 1757 1344 1 037 6 269 1344 1059 1 032 6 269 1059 886 1 024 5*269 886 787 1 024 4*269 787 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