DrJack's BLIPSPOT for: SUN 01/04 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 - - - - - - 37.1 - - 37.3 - - 29.9 Temp@2m Sfc.Heating - - - - - - 194 - - 32 - - -15 Sfc.Heating BL Depth - - - - - - 2662 - - 74 - - 74 BL Depth Hcrit - - - - - - 2188 - - 767 - - 766 Hcrit BL Top - - - - - - 3371 - - 783 - - 783 BL Top Hgt.Variab. - - - - - - 1080 - - 3663 - - 2104 Hgt.Variab. W* - - - - - - 325 - - 54 - - 10 W* B/S - - - - - - 4 - - 1 - - 0 B/S BL Wind - - - - - - 13 - - 8 - - 4 BL Wind Direction - - - - - - 317 - - 321 - - 342 Direction Wind Shear - - - - - - 6 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 5 - - 3 - - 2 Max.Converg CLOUDpotent - - - - - - -951 - - -3553 - - -1710 CLOUDpotentl sfcLCL - - - - - - 4322 - - 4336 - - 2493 sfcLCL ODpotential - - - - - - -11884 - - -14638 - - -14274 ODpotential blCL - - - - - - 15255 - - 15421 - - 15057 blCL maxRH - - - - - - 79 - - 76 - - 78 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 37.1 - - 37.3 - - 29.9 Temp@2m DewPt@2m - - - - - - 21.1 - - 21.3 - - 22.2 DewPt@2m Temp@Bot - - - - - - 35.6 - - 36.7 - - 30.7 Temp@Bot DewPt@Bot - - - - - - 20.4 - - 21.0 - - 21.9 DewPt@bot Sfc.Heating - - - - - - 194 - - 32 - - -15 Sfc.Heating BL Depth - - - - - - 2662 - - 74 - - 74 BL Depth EXPERIMENT - - - - - - 15 - - 5 - - 12 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - 3 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] 96160 54 245 51 246 63 242 96160 88850 32 256 29 251 38 258 88850 83346 18 266 26 259 26 257 83346 78790 9 267 21 263 21 279 78790 74852 21 295 19 270 23 278 74852 71369 21 275 19 263 21 260 71369 68190 17 266 17 244 14 263 68190 65245 25 283 23 276 28 285 65245 62515 34 279 34 287 33 286 62515 59867 36 280 39 287 36 286 59867 57088 42 280 46 282 43 286 57088 54187 48 276 52 280 52 281 54187 51407 52 276 57 279 54 276 51407 48892 54 281 53 282 53 282 48892 46630 55 288 55 287 58 285 46630 44575 59 294 62 284 59 285 44575 42697 63 291 63 282 60 287 42697 40974 65 288 63 290 61 291 40974 39400 68 289 71 293 80 296 39400 37958 71 291 74 294 95 295 37958 36622 71 293 86 300 101 293 36622 35339 74 296 96 305 97 294 35339 34036 73 299 94 304 86 295 34036 32680 76 305 87 301 83 291 32680 31270 85 308 84 303 84 290 31270 29792 90 305 86 304 84 293 29792 28234 89 303 84 305 83 295 28234 26596 87 302 79 304 80 292 26596 24879 84 301 78 305 72 291 24879 23082 79 302 78 307 61 294 23082 21207 73 303 74 307 56 301 21207 19251 69 304 64 303 54 302 19251 17213 65 304 55 299 53 297 17213 15133 63 302 51 297 53 296 15133 13123 60 302 49 296 49 300 13123 11298 55 304 46 298 42 305 11298 9683 44 304 41 300 35 307 9683 8258 34 303 33 302 29 307 8258 7004 28 300 26 300 24 305 7004 5904 27 299 24 299 20 302 5904 4941 25 297 22 297 19 303 4941 4100 19*299 17 299 18 303 4100 3363 14*311 15 309 16 303 3363 2708 14 314 15 313 15 314 2708 2130 14 317 15 316 15 327 2130 1649 14 318 14 317 16 334 1649 1279 13 320 14 318 15 338 1279 1025 12 321 13 319 12 341 1025 871 11 321 11 319 9*343 871 783 9 322 8*321 4*342 783 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