DrJack's BLIPSPOT for: WED 11/19 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 - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 44.1 - - 45.6 - - 42.7 Temp@2m Sfc.Heating - - - - - - 64 - - 6 - - -4 Sfc.Heating BL Depth - - - - - - 75 - - 75 - - 75 BL Depth Hcrit - - - - - - 767 - - 767 - - 767 Hcrit BL Top - - - - - - 784 - - 784 - - 784 BL Top Hgt.Variab. - - - - - - 2168 - - 2215 - - 2044 Hgt.Variab. W* - - - - - - 70 - - 35 - - 16 W* B/S - - - - - - 3 - - 2 - - 1 B/S BL Wind - - - - - - 4 - - 4 - - 3 BL Wind Direction - - - - - - 344 - - 354 - - 055 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 1 - - 1 - - 0 Max.Converg CLOUDpotent - - - - - - -759 - - -905 - - -463 CLOUDpotentl sfcLCL - - - - - - 1543 - - 1690 - - 1247 sfcLCL ODpotential - - - - - - -738 - - -1046 - - -715 ODpotential blCL - - - - - - 1522 - - 1830 - - 1499 blCL maxRH - - - - - - 100 - - 99 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 44.1 - - 45.6 - - 42.7 Temp@2m DewPt@2m - - - - - - 40.3 - - 41.2 - - 40.4 DewPt@2m Temp@Bot - - - - - - 43.1 - - 45.1 - - 42.5 Temp@Bot DewPt@Bot - - - - - - 39.5 - - 40.6 - - 40.1 DewPt@bot Sfc.Heating - - - - - - 64 - - 6 - - -4 Sfc.Heating BL Depth - - - - - - 75 - - 75 - - 75 BL Depth EXPERIMENT - - - - - - 100 - - 98 - - 100 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 5 - - 5 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] 95822 50 258 57 268 53 264 95822 88818 47 285 47 279 44 284 88818 83448 41 283 44 291 42 284 83448 78992 27 272 38 287 38 285 78992 75119 21 297 28 279 34 288 75119 71649 30 302 24 288 30 295 71649 68480 31 290 26 299 30 297 68480 65562 29 282 31 296 33 295 65562 62863 35 282 37 290 35 288 62863 60250 39 288 39 283 40 286 60250 57505 43 289 40 282 44 283 57505 54641 48 282 44 278 49 283 54641 51911 50 277 49 279 56 285 51911 49459 50 282 57 282 65 283 49459 47273 59 287 64 285 69 284 47273 45298 66 289 72 289 68 287 45298 43488 70 292 80 288 65 288 43488 41808 75 297 83 287 68 292 41808 40243 80 297 81 290 78 295 40243 38781 82 296 84 292 94 294 38781 37407 82 296 90 292 98 293 37407 36082 75 298 84 291 95 293 36082 34743 73 299 76 295 83 294 34743 33360 68 300 71 298 70 297 33360 31931 63 303 68 297 64 296 31931 30434 58 302 67 296 65 295 30434 28853 53 300 68 297 64 293 28853 27190 50 299 63 301 55 291 27190 25445 48 297 55 305 45 291 25445 23617 42 293 49 306 42 294 23617 21709 37 290 43 304 35 294 21709 19714 36 292 37 302 26 297 19714 17630 34 294 32 299 23 298 17630 15504 28 291 27 297 22 294 15504 13456 22 286 24 296 20 289 13456 11596 20 296 18 294 18 291 11596 9949 20 307 12 301 14 292 9949 8493 20 311 12 309 13 294 8493 7204 17 313 15 306 15 299 7204 6067 12 320 18 301 14 304 6067 5068 12 336 16 296 13 306 5068 4196 13 339 12 298 13 311 4196 3433 11 341 10 311 12 324 3433 2758 8 337 9 323 10 354 2758 2165 7 339 8 336 9 018 2165 1671 7 341 7 344 9 032 1671 1293 6 343 7 348 8 039 1293 1032 6 343 6 350 7 046 1032 874 5*343 5*352 5*050 874 784 4*344 4*354 3*055 784 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