DrJack's BLIPSPOT for: SAT 07/04 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 98.3 - - 95.8 - - 93.2 Temp@2m Sfc.Heating - - - - - - 258 - - 20 - - -10 Sfc.Heating BL Depth - - - - - - 6849 - - 79 - - 79 BL Depth Hcrit - - - - - - 5537 - - 771 - - 772 Hcrit BL Top - - - - - - 7558 - - 788 - - 788 BL Top Hgt.Variab. - - - - - - 5219 - - 12540 - - 10352 Hgt.Variab. W* - - - - - - 502 - - 60 - - 23 W* B/S - - - - - - 16 - - 3 - - 1 B/S BL Wind - - - - - - 6 - - 4 - - 3 BL Wind Direction - - - - - - 242 - - 268 - - 312 Direction Wind Shear - - - - - - 7 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 4 - - 0 - - 1 Max.Converg CLOUDpotent - - - - - - -552 - - -6405 - - -4970 CLOUDpotentl sfcLCL - - - - - - 8111 - - 7194 - - 5759 sfcLCL ODpotential - - - - - - -1594 - - -7514 - - -6767 ODpotential blCL - - - - - - 9152 - - 8302 - - 7555 blCL maxRH - - - - - - 68 - - 77 - - 67 maxRH CAPE - - - - - - 1880 - - 2280 - - 3210 CAPE Temp@2m - - - - - - 98.3 - - 95.8 - - 93.2 Temp@2m DewPt@2m - - - - - - 65.3 - - 66.9 - - 70.5 DewPt@2m Temp@Bot - - - - - - 96.1 - - 95.9 - - 94.3 Temp@Bot DewPt@Bot - - - - - - 64.3 - - 65.8 - - 69.5 DewPt@bot Sfc.Heating - - - - - - 258 - - 20 - - -10 Sfc.Heating BL Depth - - - - - - 6849 - - 79 - - 79 BL Depth EXPERIMENT - - - - - - 0 - - 7 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 14 - - 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] 99296 37 089 33 089 32 082 99296 91728 35 086 30 076 30 083 91728 85926 30 084 27 084 24 080 85926 81136 23 086 26 091 18 075 81136 77011 18 090 22 093 16 076 77011 73362 17 087 16 104 12 067 73362 70061 14 074 13 095 7 086 70061 67037 8 062 11 042 9 093 67037 64244 5 140 9 345 7 033 64244 61556 1 162 9 297 8 327 61556 58776 11 309 10 288 10 295 58776 55908 16 284 12 295 11 290 55908 53187 13 248 14 280 13 259 53187 50764 8 243 14 259 16 245 50764 48610 9 283 12 259 18 258 48610 46661 14 289 11 291 17 283 46661 44871 10 303 14 316 18 321 44871 43203 9 354 21 334 21 328 43203 41638 15 008 23 338 21 326 41638 40159 19 012 24 341 20 321 40159 38756 20 017 18 347 17 322 38756 37391 17 019 16 350 14 328 37391 35997 15 009 14 345 12 329 35997 34547 11 348 13 340 12 324 34547 33044 8 306 17 326 14 315 33044 31472 9 290 17 315 14 312 31472 29825 7 284 15 297 15 303 29825 28100 7 264 14 273 19 289 28100 26300 10 263 14 257 21 276 26300 24425 11 273 13 248 20 255 24425 22480 13 268 16 255 19 252 22480 20458 18 265 20 265 19 261 20458 18351 20 254 21 265 21 255 18351 16204 21 246 17 249 20 239 16204 14139 24 246 16 241 20 225 14139 12261 25 249 15 238 20 215 12261 10585 22 253 14 239 17 215 10585 9089 16 253 12 244 15 219 9089 7750 10*247 11 248 12 229 7750 6557 10*246 10 251 10 245 6557 5497 8 245 10 253 9 261 5497 4559 7 242 9 256 9 269 4559 3730 6 240 9 257 9 278 3730 2986 5 240 8 259 8 285 2986 2328 4 239 7 261 8 290 2328 1778 4 239 6 264 7 295 1778 1356 3 237 6 265 7 300 1356 1065 3 238 6 266 6 304 1065 889 3 237 5*267 4*309 889 788 2 237 4*268 3*312 788 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