DrJack's BLIPSPOT for: SAT 09/05 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 - - - - - - 78.3 - - 70.6 - - 72.8 Temp@2m Sfc.Heating - - - - - - 111 - - 9 - - -3 Sfc.Heating BL Depth - - - - - - 1840 - - 77 - - 77 BL Depth Hcrit - - - - - - 1385 - - 770 - - 770 Hcrit BL Top - - - - - - 2549 - - 786 - - 786 BL Top Hgt.Variab. - - - - - - 2435 - - 1723 - - 2808 Hgt.Variab. W* - - - - - - 250 - - 38 - - 16 W* B/S - - - - - - 6 - - 3 - - 2 B/S BL Wind - - - - - - 8 - - 2 - - 2 BL Wind Direction - - - - - - 354 - - 065 - - 266 Direction Wind Shear - - - - - - 2 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 4 - - 0 - - 0 Max.Converg CLOUDpotent - - - - - - -64 - - -229 - - -559 CLOUDpotentl sfcLCL - - - - - - 2613 - - 1015 - - 1346 sfcLCL ODpotential - - - - - - -717 - - -1441 - - -1824 ODpotential blCL - - - - - - 3266 - - 2227 - - 2610 blCL maxRH - - - - - - 99 - - 100 - - 99 maxRH CAPE - - - - - - 1320 - - 610 - - 970 CAPE Temp@2m - - - - - - 78.3 - - 70.6 - - 72.8 Temp@2m DewPt@2m - - - - - - 69.1 - - 68.3 - - 69.1 DewPt@2m Temp@Bot - - - - - - 77.0 - - 70.2 - - 73.0 Temp@Bot DewPt@Bot - - - - - - 68.2 - - 68.0 - - 68.6 DewPt@bot Sfc.Heating - - - - - - 111 - - 9 - - -3 Sfc.Heating BL Depth - - - - - - 1840 - - 77 - - 77 BL Depth EXPERIMENT - - - - - - 97 - - 99 - - 94 EXPERIMENT EXPERIMENT2 - - - - - - 15 - - 15 - - 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] 98885 14 102 5 111 12 060 98885 91489 8 103 7 103 7 087 91489 85753 5 127 2 038 4 087 85753 80954 6 129 7 103 2 184 80954 76815 4 161 6 343 6 051 76815 73161 5 155 7 282 11 012 73161 69867 5 053 2 298 10 358 69867 66862 5 061 2 062 7 318 66862 64090 6 042 5 093 7 257 64090 61398 12 337 16 349 5 312 61398 58592 15 300 22 313 19 323 58592 55701 26 309 20 296 26 313 55701 52964 31 301 35 312 37 307 52964 50521 37 304 43 300 41 293 50521 48322 41 301 40 287 40 291 48322 46308 43 288 37 287 45 295 46308 44462 40 283 43 295 47 294 44462 42765 40 290 47 294 42 293 42765 41189 46 295 48 294 38 295 41189 39709 52 295 50 294 38 294 39709 38312 54 294 52 293 38 294 38312 36960 53 284 55 290 40 294 36960 35585 55 279 57 287 39 300 35585 34159 52 284 58 286 38 308 34159 32680 49 285 57 287 36 312 32680 31135 46 285 57 292 35 318 31135 29509 45 285 55 296 37 319 29509 27803 42 285 51 295 38 317 27803 26015 38 290 45 297 36 314 26015 24149 32 293 39 300 36 310 24149 22208 30 297 37 300 37 306 22208 20185 31 295 37 299 40 306 20185 18073 35 297 38 299 40 303 18073 15920 40 300 39 298 38 298 15920 13852 40 298 37 298 30 305 13852 11977 37 292 30 298 29 307 11977 10312 33 290 27 292 30 313 10312 8834 31 292 25 293 22 325 8834 7521 27 295 20 297 19 325 7521 6358 21 298 16 302 13 326 6358 5330 17 301 12 311 9 350 5330 4423 12 309 9 333 8 011 4423 3622 9 325 9 005 9 013 3622 2904 8*348 9 029 10 008 2904 2269 8*348 7 041 9 360 2269 1740 8 353 5 053 8 352 1740 1333 8 356 4 061 6 338 1333 1053 8 358 3 063 4 317 1053 883 7 358 3 063 3 293 883 786 6 359 2*065 2*266 786 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