DrJack's BLIPSPOT for: FRI 09/18 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 78.9 - - 80.0 - - 73.2 Temp@2m Sfc.Heating - - - - - - 23 - - -14 - - -18 Sfc.Heating BL Depth - - - - - - 1951 - - 2998 - - 16 BL Depth Hcrit - - - - - - 1278 - - 1278 - - 1278 Hcrit BL Top - - - - - - 3388 - - 4435 - - 1295 BL Top Hgt.Variab. - - - - - - 2679 - - 2753 - - 3175 Hgt.Variab. W* - - - - - - 176 - - 147 - - 11 W* B/S - - - - - - 5 - - 3 - - 0 B/S BL Wind - - - - - - 7 - - 9 - - 4 BL Wind Direction - - - - - - 342 - - 006 - - 007 Direction Wind Shear - - - - - - 2 - - 4 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 2 - - 1 Max.Converg CLOUDpotent - - - - - - 568 - - 503 - - -532 CLOUDpotentl sfcLCL - - - - - - 2821 - - 3932 - - 1828 sfcLCL ODpotential - - - - - - -535 - - -1209 - - -2227 ODpotential blCL - - - - - - 3923 - - 5644 - - 3522 blCL maxRH - - - - - - 99 - - 97 - - 95 maxRH CAPE - - - - - - 1150 - - 320 - - 460 CAPE Temp@2m - - - - - - 78.9 - - 80.0 - - 73.2 Temp@2m DewPt@2m - - - - - - 70.6 - - 67.0 - - 69.2 DewPt@2m Temp@Bot - - - - - - 78.7 - - 80.7 - - 75.1 Temp@Bot DewPt@Bot - - - - - - 69.4 - - 65.7 - - 68.8 DewPt@bot Sfc.Heating - - - - - - 23 - - -14 - - -18 Sfc.Heating BL Depth - - - - - - 1951 - - 2998 - - 16 BL Depth EXPERIMENT - - - - - - 95 - - 88 - - 78 EXPERIMENT EXPERIMENT2 - - - - - - 16 - - 13 - - 16 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] 98424 17 075 5 033 22 023 98424 91111 19 062 10 051 19 019 91111 85479 17 054 14 049 14 034 85479 80783 12 035 14 045 13 023 80783 76722 12 027 14 032 10 011 76722 73124 7 001 13 010 9 019 73124 69851 5 328 10 326 12 350 69851 66848 4 304 7 283 13 319 66848 64088 7 311 7 290 11 299 64088 61435 10 323 11 325 10 323 61435 58692 10 337 14 303 17 326 58692 55884 10 317 15 290 19 305 55884 53226 11 322 17 299 16 306 53226 50836 16 319 20 314 24 323 50836 48702 18 320 18 311 21 322 48702 46767 18 323 17 318 11 299 46767 44975 18 329 18 335 11 325 44975 43302 16 334 15 337 18 341 43302 41740 13 328 13 318 15 340 41740 40271 13 323 16 337 13 345 40271 38876 13 330 20 342 16 340 38876 37520 15 347 17 350 21 347 37520 36137 17 353 16 000 25 002 36137 34696 18 353 16 008 26 003 34696 33202 18 353 16 018 20 008 33202 31637 17 350 11 035 11 035 31637 29991 16 351 8 022 5 065 29991 28267 11 002 3 027 1 097 28267 26467 4 004 2 240 5 243 26467 24591 3 346 3 266 10 257 24591 22644 1 014 6 287 12 268 22644 20621 3 248 10 296 11 269 20621 18522 14 311 14 311 14 295 18522 16385 18 309 17 311 19 309 16385 14328 20 302 20 305 22 314 14328 12463 20 295 24 302 23 309 12463 10809 18 298 22 304 22 301 10809 9339 18 309 20 309 15 301 9339 8032 19 318 18 313 11 309 8032 6872 17 322 15 319 8 316 6872 5844 13 325 12 334 7 330 5844 4938 11 330 10*356 9 346 4938 4137 9 337 10*004 12 356 4137 3419 7*343 10 005 14 360 3419 2783 7*343 10 006 15 002 2783 2252 7 343 9 007 16 004 2252 1843 7 343 9 007 15 006 1843 1562 6 342 9 006 13 007 1562 1392 6 342 8 006 10*007 1392 1294 5 342 6 005 4*007 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