DrJack's BLIPSPOT for: TUE 09/15 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 - - - - - - 0954z - - 1002z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 73.4 - - 75.2 - - 67.1 Temp@2m Sfc.Heating - - - - - - 224 - - 72 - - -17 Sfc.Heating BL Depth - - - - - - 2876 - - 77 - - 77 BL Depth Hcrit - - - - - - 2426 - - 770 - - 769 Hcrit BL Top - - - - - - 3585 - - 786 - - 786 BL Top Hgt.Variab. - - - - - - 995 - - 3866 - - 1138 Hgt.Variab. W* - - - - - - 356 - - 75 - - 15 W* B/S - - - - - - 15 - - 2 - - 1 B/S BL Wind - - - - - - 4 - - 6 - - 4 BL Wind Direction - - - - - - 145 - - 146 - - 145 Direction Wind Shear - - - - - - 2 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -2 - - -2 - - -2 Max.Converg CLOUDpotent - - - - - - -3273 - - -6125 - - -2748 CLOUDpotentl sfcLCL - - - - - - 6858 - - 6912 - - 3534 sfcLCL ODpotential - - - - - - -12517 - - -14383 - - -11807 ODpotential blCL - - - - - - 16102 - - 15169 - - 12593 blCL maxRH - - - - - - 73 - - 49 - - 53 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 73.4 - - 75.2 - - 67.1 Temp@2m DewPt@2m - - - - - - 46.5 - - 48.2 - - 54.8 DewPt@2m Temp@Bot - - - - - - 71.5 - - 74.3 - - 68.8 Temp@Bot DewPt@Bot - - - - - - 45.5 - - 47.2 - - 54.1 DewPt@bot Sfc.Heating - - - - - - 224 - - 72 - - -17 Sfc.Heating BL Depth - - - - - - 2876 - - 77 - - 77 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 7 - - 9 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] 98988 20 117 4 071 12 066 98988 91658 18 098 12 105 12 077 91658 85959 15 098 16 110 12 089 85959 81187 16 111 13 098 13 104 81187 77077 17 110 9 096 14 100 77077 73456 13 098 11 114 12 103 73456 70174 11 103 12 122 12 104 70174 67152 6 108 10 126 6 105 67152 64365 6 135 10 132 6 108 64365 61694 8 115 13 140 6 157 61694 58927 5 029 5 082 7 129 58927 56084 5 340 13 321 10 356 56084 53422 9 059 10 312 9 300 53422 51054 23 358 21 348 20 340 51054 48929 23 320 21 341 25 324 48929 46991 11 296 14 299 13 295 46991 45204 8 044 4 269 9 188 45204 43534 11 054 8 107 9 222 43534 41961 14 010 2 140 8 281 41961 40476 18 346 5 054 8 327 40476 39068 19 319 5 040 9 341 39068 37699 17 306 6 334 11 000 37699 36298 13 309 9 313 6 293 36298 34837 11 312 8 299 11 295 34837 33321 17 307 14 300 17 296 33321 31736 20 294 16 284 17 290 31736 30066 22 289 18 294 14 290 30066 28311 26 298 24 296 17 303 28311 26472 28 297 28 293 26 307 26472 24557 30 301 31 299 29 309 24557 22567 35 307 38 307 30 311 22567 20493 34 309 39 310 30 315 20493 18335 23 308 31 314 28 317 18335 16137 17 318 21 307 28 313 16137 14022 20 341 15 320 19 313 14022 12099 20 348 17 348 11 356 12099 10388 18 344 17 358 13 011 10388 8870 16 329 17 353 16 007 8870 7529 13 327 13 342 15 001 7529 6347 10 321 7 323 9 334 6347 5308 7 285 5 266 7 279 5308 4397 4*189 6 185 7 225 4397 3597 5*156 7 161 8 191 3597 2883 5 149 8 154 11 166 2883 2254 5 145 8 151 13 159 2254 1729 5 142 8 149 14 157 1729 1326 4 139 8 147 13 157 1326 1049 4 137 8 146 11 156 1049 882 4 135 7*146 8*152 882 786 3 135 6*146 4*145 786 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