DrJack's BLIPSPOT for: WED 04/22 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 - - - - - - 72.0 - - 71.2 - - - Temp@2m Sfc.Heating - - - - - - 155 - - 57 - - - Sfc.Heating BL Depth - - - - - - 4359 - - 4476 - - - BL Depth Hcrit - - - - - - 4083 - - 3419 - - - Hcrit BL Top - - - - - - 5796 - - 5913 - - - BL Top Hgt.Variab. - - - - - - 2291 - - 3910 - - - Hgt.Variab. W* - - - - - - 365 - - 271 - - - W* B/S - - - - - - 3 - - 2 - - - B/S BL Wind - - - - - - 21 - - 21 - - - BL Wind Direction - - - - - - 262 - - 291 - - - Direction Wind Shear - - - - - - 11 - - 10 - - - Wind Shear Max.Converg - - - - - - 28 - - 29 - - - Max.Converg CLOUDpotent - - - - - - -903 - - 43 - - - CLOUDpotentl sfcLCL - - - - - - 6699 - - 5870 - - - sfcLCL ODpotential - - - - - - -2435 - - -1046 - - - ODpotential blCL - - - - - - 8231 - - 6959 - - - blCL maxRH - - - - - - 98 - - 88 - - - maxRH CAPE - - - - - - 170 - - 290 - - - CAPE Temp@2m - - - - - - 72.0 - - 71.2 - - - Temp@2m DewPt@2m - - - - - - 47.1 - - 49.9 - - - DewPt@2m Temp@Bot - - - - - - 71.2 - - 70.8 - - - Temp@Bot DewPt@Bot - - - - - - 46.3 - - 49.2 - - - DewPt@bot Sfc.Heating - - - - - - 155 - - 57 - - - Sfc.Heating BL Depth - - - - - - 4359 - - 4476 - - - BL Depth EXPERIMENT - - - - - - 91 - - 50 - - - EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 7 - - - 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] 97507 30 248 38 244 97507 90062 27 238 25 253 90062 84347 27 246 21 240 84347 79609 21 225 24 243 79609 75535 16 208 15 228 75535 71931 17 233 12 247 71931 68669 12 236 15 215 68669 65668 12 278 8 289 65668 62895 7 237 15 274 62895 60231 9 176 8 256 60231 57423 27 314 16 313 57423 54496 41 299 36 301 54496 51736 34 290 37 285 51736 49257 28 282 32 294 49257 47034 27 285 36 297 47034 45033 31 303 36 297 45033 43214 39 314 38 304 43214 41544 41 317 41 312 41544 39998 40 320 42 322 39998 38560 39 321 46 334 38560 37210 42 321 50 337 37210 35907 44 322 51 337 35907 34582 44 323 52 336 34582 33208 44 321 53 336 33208 31787 44 312 53 338 31787 30302 44 300 49 336 30302 28743 39 296 45 331 28743 27114 36 290 37 314 27114 25417 36 286 36 298 25417 23646 36 284 38 294 23646 21804 36 284 35 294 21804 19882 36 288 33 294 19882 17878 37 292 31 297 17878 15837 38 293 30 299 15837 13874 38 294 28 298 13874 12092 36 294 23 305 12092 10508 33 293 20 317 10508 9099 30 291 20 314 9099 7842 28 284 21 306 7842 6722 27*272 21*299 6722 5726 24*263 22*295 5726 4846 23 262 22 293 4846 4067 22 262 22 292 4067 3367 22 262 22 291 3367 2747 21 262 22 291 2747 2229 21 262 21 290 2229 1831 20 262 20 290 1831 1556 18 263 19 289 1556 1389 16 263 16 289 1389 1294 12 262 12 288 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