DrJack's BLIPSPOT for: WED 09/16 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 - - 0959z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 84.5 - - 85.9 - - 75.9 Temp@2m Sfc.Heating - - - - - - 185 - - 58 - - -26 Sfc.Heating BL Depth - - - - - - 2007 - - 78 - - 77 BL Depth Hcrit - - - - - - 1733 - - 770 - - 770 Hcrit BL Top - - - - - - 2716 - - 787 - - 786 BL Top Hgt.Variab. - - - - - - 1256 - - 4170 - - 797 Hgt.Variab. W* - - - - - - 299 - - 71 - - 18 W* B/S - - - - - - 14 - - 3 - - 1 B/S BL Wind - - - - - - 4 - - 4 - - 5 BL Wind Direction - - - - - - 143 - - 151 - - 148 Direction Wind Shear - - - - - - 1 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -3 - - -2 - - -3 Max.Converg CLOUDpotent - - - - - - -3748 - - -5385 - - -2787 CLOUDpotentl sfcLCL - - - - - - 6464 - - 6172 - - 3574 sfcLCL ODpotential - - - - - - -7792 - - -8874 - - -8421 ODpotential blCL - - - - - - 10508 - - 9661 - - 9207 blCL maxRH - - - - - - 62 - - 66 - - 69 maxRH CAPE - - - - - - 0 - - 20 - - 0 CAPE Temp@2m - - - - - - 84.5 - - 85.9 - - 75.9 Temp@2m DewPt@2m - - - - - - 59.3 - - 61.9 - - 63.3 DewPt@2m Temp@Bot - - - - - - 82.7 - - 85.2 - - 77.4 Temp@Bot DewPt@Bot - - - - - - 58.3 - - 61.0 - - 62.8 DewPt@bot Sfc.Heating - - - - - - 185 - - 58 - - -26 Sfc.Heating BL Depth - - - - - - 2007 - - 78 - - 77 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 12 - - 13 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] 99066 19 115 10 103 5 128 99066 91713 19 083 6 093 10 042 91713 86002 15 069 6 079 12 033 86002 81245 10 092 8 079 11 052 81245 77148 9 099 8 100 10 064 77148 73524 12 108 7 108 6 067 73524 70241 10 104 6 107 4 115 70241 67226 5 123 2 095 4 109 67226 64441 4 126 3 156 3 171 64441 61764 2 181 4 175 3 227 61764 58988 6 266 3 257 6 300 58988 56153 8 257 13 294 10 316 56153 53509 6 177 11 293 8 301 53509 51153 12 039 6 348 9 318 51153 49030 15 005 7 005 12 330 49030 47087 13 353 9 003 11 336 47087 45293 12 346 12 356 9 355 45293 43623 11 342 12 343 7 008 43623 42055 9 342 13 351 6 023 42055 40573 11 000 15 008 8 029 40573 39167 15 012 16 019 12 023 39167 37797 14 027 15 022 13 014 37797 36398 12 053 12 050 9 032 36398 34938 7 054 8 087 5 064 34938 33421 3 343 3 078 3 091 33421 31831 8 303 5 328 2 358 31831 30155 11 303 8 315 5 342 30155 28397 11 298 10 300 5 347 28397 26557 10 287 12 294 7 318 26557 24638 12 289 13 289 10 308 24638 22647 12 287 15 286 12 304 22647 20577 10 289 16 286 13 300 20577 18424 12 298 14 290 13 301 18424 16233 18 291 12 302 13 310 16233 14127 19 280 15 309 14 316 14127 12215 17 271 18 302 13 311 12215 10518 14 268 17 293 12 306 10518 9009 12 282 15 292 11 312 9009 7666 13 301 15 300 12 321 7666 6472 13 321 14 307 12 319 6472 5415 12 336 11 304 10 306 5415 4485 11 337 8 293 6 275 4485 3664 8 338 4 250 5 230 3664 2931 1*143 5 173 6 191 2931 2285 4*145 6 160 13 170 2285 1748 4 143 6 156 18 163 1748 1337 4 143 6 155 17 160 1337 1055 4 142 6 153 14 156 1055 884 3 141 5*152 11 153 884 786 3 141 4*151 5*148 786 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