DrJack's BLIPSPOT for: TUE 09/08 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 - - - - - - 78.5 - - 79.6 - - - Temp@2m Sfc.Heating - - - - - - 71 - - -9 - - - Sfc.Heating BL Depth - - - - - - 4380 - - 3993 - - - BL Depth Hcrit - - - - - - 3755 - - 1278 - - - Hcrit BL Top - - - - - - 5817 - - 5430 - - - BL Top Hgt.Variab. - - - - - - 1741 - - 2773 - - - Hgt.Variab. W* - - - - - - 309 - - 172 - - - W* B/S - - - - - - 14 - - 8 - - - B/S BL Wind - - - - - - 4 - - 4 - - - BL Wind Direction - - - - - - 232 - - 209 - - - Direction Wind Shear - - - - - - 1 - - 2 - - - Wind Shear Max.Converg - - - - - - -7 - - -13 - - - Max.Converg CLOUDpotent - - - - - - 559 - - -276 - - - CLOUDpotentl sfcLCL - - - - - - 5258 - - 5707 - - - sfcLCL ODpotential - - - - - - -1003 - - -2368 - - - ODpotential blCL - - - - - - 6820 - - 7798 - - - blCL maxRH - - - - - - 72 - - 71 - - - maxRH CAPE - - - - - - 10 - - 0 - - - CAPE Temp@2m - - - - - - 78.5 - - 79.6 - - - Temp@2m DewPt@2m - - - - - - 60.0 - - 59.3 - - - DewPt@2m Temp@Bot - - - - - - 78.0 - - 80.2 - - - Temp@Bot DewPt@Bot - - - - - - 58.7 - - 58.0 - - - DewPt@bot Sfc.Heating - - - - - - 71 - - -9 - - - Sfc.Heating BL Depth - - - - - - 4380 - - 3993 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - 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] 99144 21 098 15 102 99144 91670 19 108 12 104 91670 85896 15 098 17 098 85896 81102 14 087 17 092 81102 76971 9 113 6 079 76971 73329 10 149 4 222 73329 70043 5 114 2 119 70043 67041 5 088 3 070 67041 64272 7 040 4 053 64272 61600 14 357 11 004 61600 58828 15 351 12 355 58828 55954 21 345 24 348 55954 53226 34 341 34 343 53226 50800 36 338 40 336 50800 48647 39 341 39 322 48647 46703 39 343 29 348 46703 44919 55 001 62 004 44919 43261 73 000 75 360 43261 41708 64 359 66 002 41708 40242 54 355 54 003 40242 38851 45 351 44 353 38851 37499 40 352 34 333 37499 36121 39 352 31 323 36121 34684 36 349 33 319 34684 33190 34 348 34 317 33190 31624 31 337 34 312 31624 29973 32 326 34 317 29973 28243 34 321 33 318 28243 26437 30 317 33 311 26437 24557 26 304 28 305 24557 22606 24 298 26 308 22606 20580 23 304 24 313 20580 18475 16 305 18 314 18475 16337 9 288 12 290 16337 14286 8 272 11 272 14286 12425 7 265 9 276 12425 10775 7 272 7 277 10775 9311 6 289 5 276 9311 8014 5 302 5 264 8014 6862 3 279 5 241 6862 5839 4*247 5*230 5839 4936 4*239 5*218 4936 4136 4 234 4 213 4136 3418 4 232 4 209 3418 2783 4 231 4 206 2783 2252 4 230 4 205 2252 1844 4 230 4 205 1844 1563 4 230 3 205 1563 1392 4 230 3 205 1392 1294 3 230 3 204 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