DrJack's BLIPSPOT for: FRI 10/02 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 = 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 - - - - - - 83.3 - - 81.3 - - - Temp@2m Sfc.Heating - - - - - - 10 - - -37 - - - Sfc.Heating BL Depth - - - - - - 4158 - - 16 - - - BL Depth Hcrit - - - - - - 1278 - - 1278 - - - Hcrit BL Top - - - - - - 5595 - - 1296 - - - BL Top Hgt.Variab. - - - - - - 2868 - - 7379 - - - Hgt.Variab. W* - - - - - - 220 - - 24 - - - W* B/S - - - - - - 3 - - 1 - - - B/S BL Wind - - - - - - 14 - - 7 - - - BL Wind Direction - - - - - - 263 - - 260 - - - Direction Wind Shear - - - - - - 7 - - 0 - - - Wind Shear Max.Converg - - - - - - 14 - - 3 - - - Max.Converg CLOUDpotent - - - - - - -72 - - -3449 - - - CLOUDpotentl sfcLCL - - - - - - 5667 - - 4745 - - - sfcLCL ODpotential - - - - - - -1978 - - -4679 - - - ODpotential blCL - - - - - - 7573 - - 5975 - - - blCL maxRH - - - - - - 80 - - 92 - - - maxRH CAPE - - - - - - 180 - - 440 - - - CAPE Temp@2m - - - - - - 83.3 - - 81.3 - - - Temp@2m DewPt@2m - - - - - - 62.9 - - 64.9 - - - DewPt@2m Temp@Bot - - - - - - 83.6 - - 82.9 - - - Temp@Bot DewPt@Bot - - - - - - 61.5 - - 63.6 - - - DewPt@bot Sfc.Heating - - - - - - 10 - - -37 - - - Sfc.Heating BL Depth - - - - - - 4158 - - 16 - - - BL Depth EXPERIMENT - - - - - - 20 - - 70 - - - EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 13 - - - 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] 97981 22 207 27 240 97981 90676 8 231 12 222 90676 85013 3 290 4 220 85013 80301 6 182 6 289 80301 76246 6 155 6 227 76246 72690 5 051 8 157 72690 69504 2 079 4 214 69504 66583 2 222 5 230 66583 63883 6 273 5 257 63883 61282 11 253 11 268 61282 58577 20 235 27 250 58577 55785 23 240 28 235 55785 53134 33 259 36 263 53134 50759 46 258 51 260 50759 48636 46 253 53 251 48636 46704 42 254 44 246 46704 44916 42 254 50 263 44916 43241 39 241 54 261 43241 41663 38 242 43 248 41663 40167 39 240 40 233 40167 38747 42 236 44 236 38747 37374 43 241 45 245 37374 35982 43 246 47 242 35982 34538 43 244 49 235 34538 33043 45 239 54 233 33043 31481 48 242 57 235 31481 29839 53 248 58 240 29839 28123 55 251 55 249 28123 26332 48 255 48 248 26332 24471 43 246 44 242 24471 22536 42 239 45 239 22536 20523 40 232 43 241 20523 18432 37 234 40 249 18432 16310 33 239 33 260 16310 14278 31 244 29 268 14278 12435 30 245 30 270 12435 10796 27 246 28 261 10796 9339 23 250 24 252 9339 8042 18 264 20 249 8042 6888 16 269 16 248 6888 5863 16*267 15 249 5863 4957 16*266 15 251 4957 4153 15 265 15 252 4153 3432 14 263 15 253 3432 2793 14 263 14 254 2793 2259 13 262 14 256 2259 1848 12 261 13 257 1848 1565 11 261 12 258 1565 1393 10 261 10*259 1393 1295 8 260 7*260 1295 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