DrJack's BLIPSPOT for: TUE 09/29 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0955z - - 1000z - - 1332z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 69.2 - - 70.5 - - 67.0 Temp@2m Sfc.Heating - - - - - - 97 - - 21 - - -1 Sfc.Heating BL Depth - - - - - - 76 - - 77 - - 77 BL Depth Hcrit - - - - - - 769 - - 769 - - 769 Hcrit BL Top - - - - - - 785 - - 786 - - 786 BL Top Hgt.Variab. - - - - - - 4705 - - 4968 - - 4598 Hgt.Variab. W* - - - - - - 81 - - 51 - - 9 W* B/S - - - - - - 5 - - 5 - - 1 B/S BL Wind - - - - - - 3 - - 2 - - 1 BL Wind Direction - - - - - - 315 - - 308 - - 097 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 1 - - 0 - - -1 Max.Converg CLOUDpotent - - - - - - -2623 - - -3058 - - -1655 CLOUDpotentl sfcLCL - - - - - - 3408 - - 3844 - - 2441 sfcLCL ODpotential - - - - - - -2748 - - -3311 - - -2836 ODpotential blCL - - - - - - 3533 - - 4097 - - 3622 blCL maxRH - - - - - - 100 - - 99 - - 99 maxRH CAPE - - - - - - 20 - - 20 - - 30 CAPE Temp@2m - - - - - - 69.2 - - 70.5 - - 67.0 Temp@2m DewPt@2m - - - - - - 57.0 - - 56.4 - - 59.1 DewPt@2m Temp@Bot - - - - - - 68.0 - - 69.9 - - 68.1 Temp@Bot DewPt@Bot - - - - - - 56.1 - - 55.6 - - 58.3 DewPt@bot Sfc.Heating - - - - - - 97 - - 21 - - -1 Sfc.Heating BL Depth - - - - - - 76 - - 77 - - 77 BL Depth EXPERIMENT - - - - - - 101 - - 97 - - 96 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 10 - - 11 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] 97979 14 244 14 241 15 243 97979 90677 5 220 8 245 11 291 90677 85053 7 288 11 296 10 327 85053 80385 8 283 17 296 10 342 80385 76348 3 272 14 289 9 340 76348 72780 3 326 10 295 9 335 72780 69568 1 339 7 276 9 307 69568 66631 2 309 4 245 8 264 66631 63908 4 312 2 267 8 272 63908 61258 6 303 5 308 10 282 61258 58484 7 274 9 295 12 303 58484 55603 11 278 10 277 17 294 55603 52860 15 293 13 281 19 289 52860 50396 19 290 16 297 17 302 50396 48179 15 287 20 303 18 302 48179 46156 11 309 20 294 20 294 46156 44297 14 327 18 291 16 303 44297 42577 20 322 18 286 20 322 42577 40978 19 306 18 281 26 310 40978 39487 15 298 19 287 24 292 39487 38087 14 295 20 281 16 302 38087 36738 14 280 19 278 16 323 36738 35369 15 270 18 287 19 328 35369 33951 15 261 16 306 21 326 33951 32488 15 259 14 316 20 326 32488 30961 16 267 13 316 20 328 30961 29353 14 270 13 311 19 327 29353 27664 12 284 14 307 19 327 27664 25892 17 309 15 307 19 330 25892 24037 17 320 16 309 18 332 24037 22103 14 314 16 312 18 334 22103 20086 13 306 15 318 18 329 20086 17981 12 299 15 316 17 320 17981 15835 11 293 15 310 17 319 15835 13769 11 286 14 311 13 320 13769 11893 10 279 13 312 9 323 11893 10228 7 284 10 311 8 335 10228 8750 6 310 8 322 6 327 8750 7439 7 324 7 322 6 308 7439 6283 9 325 10 307 11 302 6283 5266 7 310 10 296 13 295 5266 4372 7 310 9 294 12 295 4372 3582 7 311 7 295 11 297 3582 2874 5 310 5 296 9 298 2874 2248 4 311 4 298 7 299 2248 1726 4 313 3 304 4 298 1726 1325 4 314 3 305 2 304 1325 1049 3 315 2 306 1 026 1049 881 3 314 2*308 1*081 881 786 3*315 2*308 1*097 786 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