DrJack's BLIPSPOT for: FRI 07/24 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 - - - - - - 80.4 - - 81.1 - - 76.2 Temp@2m Sfc.Heating - - - - - - 252 - - 107 - - -19 Sfc.Heating BL Depth - - - - - - 5233 - - 5353 - - 77 BL Depth Hcrit - - - - - - 4263 - - 3859 - - 770 Hcrit BL Top - - - - - - 5942 - - 6062 - - 786 BL Top Hgt.Variab. - - - - - - 1320 - - 1650 - - 6013 Hgt.Variab. W* - - - - - - 454 - - 349 - - 26 W* B/S - - - - - - 10 - - 10 - - 1 B/S BL Wind - - - - - - 8 - - 6 - - 5 BL Wind Direction - - - - - - 126 - - 117 - - 128 Direction Wind Shear - - - - - - 3 - - 3 - - 0 Wind Shear Max.Converg - - - - - - 5 - - 5 - - -2 Max.Converg CLOUDpotent - - - - - - -54 - - -1109 - - -4331 CLOUDpotentl sfcLCL - - - - - - 5997 - - 7172 - - 5117 sfcLCL ODpotential - - - - - - -3455 - - -6887 - - -5512 ODpotential blCL - - - - - - 9397 - - 12949 - - 6298 blCL maxRH - - - - - - 88 - - 88 - - 96 maxRH CAPE - - - - - - 10 - - 0 - - 0 CAPE Temp@2m - - - - - - 80.4 - - 81.1 - - 76.2 Temp@2m DewPt@2m - - - - - - 56.9 - - 52.5 - - 56.7 DewPt@2m Temp@Bot - - - - - - 78.4 - - 80.0 - - 77.2 Temp@Bot DewPt@Bot - - - - - - 55.9 - - 51.5 - - 55.9 DewPt@bot Sfc.Heating - - - - - - 252 - - 107 - - -19 Sfc.Heating BL Depth - - - - - - 5233 - - 5353 - - 77 BL Depth EXPERIMENT - - - - - - 54 - - 54 - - 83 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 8 - - 10 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] 99403 44 082 35 087 36 071 99403 91932 39 076 33 080 32 074 91932 86176 33 078 30 074 30 071 86176 81380 28 079 28 074 25 073 81380 77243 24 076 24 076 21 083 77243 73588 21 070 21 077 20 079 73588 70286 18 069 18 064 19 068 70286 67263 13 055 12 052 15 053 67263 64465 6 071 11 042 11 054 64465 61752 10 021 14 004 18 015 61752 58944 8 345 14 324 21 336 58944 56065 21 322 18 320 20 317 56065 53337 27 303 25 297 27 303 53337 50891 29 297 27 296 27 287 50891 48693 36 302 36 306 34 304 48693 46691 52 295 50 300 43 300 46691 44855 53 287 52 293 47 296 44855 43165 53 301 52 286 49 289 43165 41598 58 300 56 272 48 271 41598 40127 56 295 61 269 51 266 40127 38733 59 292 55 273 51 267 38733 37375 59 293 51 277 51 266 37375 35985 53 295 53 277 47 268 35985 34534 46 279 54 271 45 270 34534 33025 50 278 52 272 45 270 33025 31443 50 280 48 274 44 268 31443 29776 46 274 44 277 43 264 29776 28027 37 269 38 278 40 259 28027 26197 32 272 31 266 40 255 26197 24299 29 277 26 265 40 254 24299 22339 24 286 27 265 31 258 22339 20297 23 264 30 260 23 262 20297 18160 24 260 28 265 20 275 18160 15984 18 259 19 271 18 268 15984 13894 11 241 11 251 16 258 13894 11999 9 227 9 235 13 247 11999 10318 9 205 10 249 11 244 10318 8834 8 185 10 252 11 248 8834 7522 6 168 5 211 5 233 7522 6360 7*143 6*143 5 164 6360 5332 8*135 6*134 8 150 5332 4425 8 131 6 126 11 143 4425 3623 9 127 7 120 12 140 3623 2906 8 125 7 115 13 138 2906 2271 8 123 7 112 13 136 2271 1740 8 121 7 109 13 134 1740 1334 8 119 7 107 12 132 1334 1054 7 119 6 106 11 131 1054 884 7 118 6 105 9 129 884 786 6 117 5 104 5*128 786 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