DrJack's BLIPSPOT for: SAT 08/29 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 - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 77.1 - - 77.9 - - - Temp@2m Sfc.Heating - - - - - - 119 - - 20 - - - Sfc.Heating BL Depth - - - - - - 2956 - - 2987 - - - BL Depth Hcrit - - - - - - 2996 - - 1278 - - - Hcrit BL Top - - - - - - 4393 - - 4424 - - - BL Top Hgt.Variab. - - - - - - 1956 - - 3074 - - - Hgt.Variab. W* - - - - - - 308 - - 202 - - - W* B/S - - - - - - 14 - - 6 - - - B/S BL Wind - - - - - - 4 - - 6 - - - BL Wind Direction - - - - - - 124 - - 123 - - - Direction Wind Shear - - - - - - 1 - - 1 - - - Wind Shear Max.Converg - - - - - - 4 - - -9 - - - Max.Converg CLOUDpotent - - - - - - -595 - - -604 - - - CLOUDpotentl sfcLCL - - - - - - 4989 - - 5029 - - - sfcLCL ODpotential - - - - - - -2672 - - -2452 - - - ODpotential blCL - - - - - - 7065 - - 6876 - - - blCL maxRH - - - - - - 79 - - 80 - - - maxRH CAPE - - - - - - 20 - - 70 - - - CAPE Temp@2m - - - - - - 77.1 - - 77.9 - - - Temp@2m DewPt@2m - - - - - - 59.8 - - 60.5 - - - DewPt@2m Temp@Bot - - - - - - 76.2 - - 77.8 - - - Temp@Bot DewPt@Bot - - - - - - 58.5 - - 59.1 - - - DewPt@bot Sfc.Heating - - - - - - 119 - - 20 - - - Sfc.Heating BL Depth - - - - - - 2956 - - 2987 - - - BL Depth EXPERIMENT - - - - - - 15 - - 20 - - - EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 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] 99131 15 090 14 093 99131 91681 17 098 17 078 91681 85936 17 079 15 089 85936 81172 16 080 12 102 81172 77061 18 085 8 096 77061 73419 13 094 8 118 73419 70115 9 124 4 088 70115 67084 6 155 3 186 67084 64275 4 227 4 162 64275 61563 8 250 10 271 61563 58760 10 238 11 253 58760 55854 15 267 13 266 55854 53080 24 266 21 267 53080 50598 26 251 26 261 50598 48383 26 242 30 249 48383 46381 31 240 33 239 46381 44553 37 241 38 236 44553 42867 46 238 42 234 42867 41304 52 235 42 234 41304 39846 52 232 35 232 39846 38470 44 235 15 246 38470 37133 33 249 21 352 37133 35768 27 261 26 354 35768 34347 21 268 22 313 34347 32877 16 285 29 276 32877 31344 16 300 26 265 31344 29731 16 303 20 257 29731 28038 15 300 21 267 28038 26266 14 291 24 284 26266 24415 15 272 23 289 24415 22489 18 265 21 284 22489 20484 18 272 21 280 20484 18395 17 273 19 276 18395 16268 19 272 18 279 16268 14226 17 281 11 289 14226 12377 11 276 8 247 12377 10740 7 241 11 228 10740 9287 6 240 12 237 9287 7994 6 251 11 247 7994 6843 6 243 9 248 6843 5821 6 228 5 229 5821 4920 3*181 3*184 4920 4123 4*131 5*133 4123 3408 4 125 6 124 3408 2776 4 123 7 122 2776 2248 4 121 7 121 2248 1841 4 122 7 121 1841 1561 4 121 7 120 1561 1391 4 121 6 120 1391 1294 3 121 5 120 1294 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