DrJack's BLIPSPOT for: FRI 08/14 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 = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 81.0 - - 73.7 - - - Temp@2m Sfc.Heating - - - - - - 52 - - 21 - - - Sfc.Heating BL Depth - - - - - - 77 - - 77 - - - BL Depth Hcrit - - - - - - 770 - - 770 - - - Hcrit BL Top - - - - - - 786 - - 786 - - - BL Top Hgt.Variab. - - - - - - 4718 - - 2066 - - - Hgt.Variab. W* - - - - - - 68 - - 50 - - - W* B/S - - - - - - 8 - - 3 - - - B/S BL Wind - - - - - - 2 - - 3 - - - BL Wind Direction - - - - - - 016 - - 005 - - - Direction Wind Shear - - - - - - 0 - - 0 - - - Wind Shear Max.Converg - - - - - - 1 - - 1 - - - Max.Converg CLOUDpotent - - - - - - -3773 - - -321 - - - CLOUDpotentl sfcLCL - - - - - - 4560 - - 1107 - - - sfcLCL ODpotential - - - - - - -4920 - - -601 - - - ODpotential blCL - - - - - - 5706 - - 1387 - - - blCL maxRH - - - - - - 100 - - 100 - - - maxRH CAPE - - - - - - 40 - - 330 - - - CAPE Temp@2m - - - - - - 81.0 - - 73.7 - - - Temp@2m DewPt@2m - - - - - - 63.8 - - 71.1 - - - DewPt@2m Temp@Bot - - - - - - 80.1 - - 73.1 - - - Temp@Bot DewPt@Bot - - - - - - 63.0 - - 70.8 - - - DewPt@bot Sfc.Heating - - - - - - 52 - - 21 - - - Sfc.Heating BL Depth - - - - - - 77 - - 77 - - - BL Depth EXPERIMENT - - - - - - 101 - - 101 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 17 - - - 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] 99501 40 090 30 085 99501 92035 39 090 31 092 92035 86262 29 077 33 084 86262 81452 19 079 23 075 81452 77305 16 086 16 090 77305 73640 8 083 11 108 73640 70322 7 141 6 116 70322 67277 8 108 3 222 67277 64458 1 162 2 254 64458 61732 6 329 13 312 61732 58915 14 297 18 289 58915 56028 23 286 20 295 56028 53313 35 283 30 291 53313 50915 48 268 45 278 50915 48781 46 270 47 287 48781 46841 50 282 57 308 46841 45051 59 284 61 313 45051 43377 61 282 55 309 43377 41804 58 283 52 304 41804 40316 59 285 53 297 40316 38904 61 281 54 289 38904 37532 58 279 58 281 37532 36133 54 277 57 279 36133 34676 53 278 56 282 34676 33165 54 282 56 287 33165 31584 54 284 51 288 31584 29922 54 290 45 288 29922 28180 47 290 41 287 28180 26357 41 286 38 287 26357 24455 40 284 38 288 24455 22478 42 286 37 286 22478 20420 41 284 36 285 20420 18279 41 279 34 287 18279 16099 40 280 33 293 16099 14004 37 283 33 298 14004 12101 34 287 35 299 12101 10414 30 292 29 294 10414 8916 23 286 23 279 8916 7583 14 268 20 265 7583 6400 10 256 16 252 6400 5355 7 255 11 241 5355 4437 4 247 7 238 4437 3628 1 184 4 256 3628 2906 0 079 4 291 2906 2269 1 030 5 301 2269 1739 1 024 4 334 1739 1333 2 021 4 356 1333 1053 2 018 4 360 1053 884 2 017 4 001 884 786 2*016 3*005 786 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