DrJack's BLIPSPOT for: THU 04/23 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 - - - - - - 78.6 - - 77.4 - - - Temp@2m Sfc.Heating - - - - - - 163 - - 6 - - - Sfc.Heating BL Depth - - - - - - 7888 - - 7379 - - - BL Depth Hcrit - - - - - - 6774 - - 1277 - - - Hcrit BL Top - - - - - - 9325 - - 8816 - - - BL Top Hgt.Variab. - - - - - - 3404 - - 3622 - - - Hgt.Variab. W* - - - - - - 450 - - 175 - - - W* B/S - - - - - - 8 - - 3 - - - B/S BL Wind - - - - - - 10 - - 10 - - - BL Wind Direction - - - - - - 301 - - 297 - - - Direction Wind Shear - - - - - - 8 - - 8 - - - Wind Shear Max.Converg - - - - - - 13 - - 11 - - - Max.Converg CLOUDpotent - - - - - - 404 - - 242 - - - CLOUDpotentl sfcLCL - - - - - - 8922 - - 8575 - - - sfcLCL ODpotential - - - - - - -288 - - -697 - - - ODpotential blCL - - - - - - 9613 - - 9513 - - - blCL maxRH - - - - - - 97 - - 100 - - - maxRH CAPE - - - - - - 100 - - 70 - - - CAPE Temp@2m - - - - - - 78.6 - - 77.4 - - - Temp@2m DewPt@2m - - - - - - 43.7 - - 44.2 - - - DewPt@2m Temp@Bot - - - - - - 77.3 - - 77.3 - - - Temp@Bot DewPt@Bot - - - - - - 42.7 - - 43.3 - - - DewPt@bot Sfc.Heating - - - - - - 163 - - 6 - - - Sfc.Heating BL Depth - - - - - - 7888 - - 7379 - - - BL Depth EXPERIMENT - - - - - - 88 - - 100 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 6 - - - 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] 97523 34 242 38 253 97523 90113 29 257 33 245 90113 84399 28 258 22 243 84399 79664 24 237 19 245 79664 75585 22 233 14 244 75585 71982 15 224 11 255 71982 68717 4 271 5 253 68717 65704 7 283 8 311 65704 62919 6 282 8 298 62919 60221 14 311 14 301 60221 57407 24 304 23 296 57407 54501 30 299 29 288 54501 51744 33 297 35 292 51744 49275 34 299 39 294 49275 47080 36 305 39 298 47080 45115 43 306 42 307 45115 43344 43 309 44 311 43344 41724 45 319 44 308 41724 40213 44 326 42 304 40213 38789 45 329 40 304 38789 37440 43 325 35 305 37440 36133 41 323 32 308 36133 34806 36 323 31 311 34806 33429 32 320 31 314 33429 32004 30 317 27 315 32004 30515 29 318 23 314 30515 28951 29 319 20 319 28951 27314 26 318 18 324 27314 25600 23 311 15 326 25600 23812 22 302 13 322 23812 21950 17 306 13 313 21950 20010 14 313 10 310 20010 17988 20 294 6 285 17988 15929 23 293 13 292 15929 13952 21 287 20 281 13952 12167 16 287 19 282 12167 10580 14*289 17 289 10580 9164 13*291 15*292 9164 7901 12 292 13*294 7901 6773 12 295 12 295 6773 5770 11 299 11 296 5770 4882 10 303 11 297 4882 4095 9 306 10 298 4095 3389 9 310 9 299 3389 2763 8 312 8 299 2763 2239 8 315 8 300 2239 1836 7 316 7 300 1836 1559 7 317 7 300 1559 1391 7 317 6 300 1391 1294 6 318 5 300 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