DrJack's BLIPSPOT for: WED 07/01 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 - - - - - - 94.4 - - 96.7 - - 89.9 Temp@2m Sfc.Heating - - - - - - 185 - - 91 - - -19 Sfc.Heating BL Depth - - - - - - 4794 - - 5548 - - 79 BL Depth Hcrit - - - - - - 3810 - - 3939 - - 771 Hcrit BL Top - - - - - - 5503 - - 6257 - - 788 BL Top Hgt.Variab. - - - - - - 1736 - - 2649 - - 5407 Hgt.Variab. W* - - - - - - 408 - - 344 - - 26 W* B/S - - - - - - 8 - - 7 - - 1 B/S BL Wind - - - - - - 9 - - 9 - - 4 BL Wind Direction - - - - - - 295 - - 307 - - 318 Direction Wind Shear - - - - - - 5 - - 4 - - 0 Wind Shear Max.Converg - - - - - - 3 - - 3 - - 1 Max.Converg CLOUDpotent - - - - - - -978 - - -1023 - - -4013 CLOUDpotentl sfcLCL - - - - - - 6482 - - 7281 - - 4802 sfcLCL ODpotential - - - - - - -4882 - - -4050 - - -7408 ODpotential blCL - - - - - - 10385 - - 10307 - - 8196 blCL maxRH - - - - - - 62 - - 61 - - 59 maxRH CAPE - - - - - - 1630 - - 1710 - - 2330 CAPE Temp@2m - - - - - - 94.4 - - 96.7 - - 89.9 Temp@2m DewPt@2m - - - - - - 68.6 - - 67.4 - - 71.4 DewPt@2m Temp@Bot - - - - - - 92.8 - - 95.6 - - 91.2 Temp@Bot DewPt@Bot - - - - - - 67.4 - - 66.4 - - 70.5 DewPt@bot Sfc.Heating - - - - - - 185 - - 91 - - -19 Sfc.Heating BL Depth - - - - - - 4794 - - 5548 - - 79 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 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] 99431 38 098 28 096 22 063 99431 91824 30 091 26 081 30 084 91824 85982 23 079 24 071 31 085 85982 81208 22 086 16 076 22 076 81208 77112 22 091 17 096 16 062 77112 73473 19 089 20 097 12 070 73473 70167 14 080 17 097 10 091 70167 67129 12 056 16 070 13 113 67129 64338 11 051 13 039 16 101 64338 61679 10 081 11 021 14 071 61679 58937 10 126 10 003 13 033 58937 56102 7 103 7 195 6 291 56102 53418 8 041 10 183 9 224 53418 51037 4 298 6 238 5 252 51037 48918 5 215 7 236 9 276 48918 46983 4 328 5 132 6 225 46983 45188 9 205 6 166 10 200 45188 43508 12 206 7 192 12 195 43508 41929 9 222 7 225 5 229 41929 40443 5 201 6 221 6 242 40443 39035 3 303 4 258 9 205 39035 37667 5 291 5 265 9 192 37667 36268 9 264 6 253 8 202 36268 34811 9 259 8 246 7 228 34811 33299 9 251 5 267 9 241 33299 31719 9 245 3 248 8 245 31719 30056 3 192 2 171 7 272 30056 28316 7 356 2 067 4 247 28316 26498 7 336 6 356 2 013 26498 24606 6 336 6 321 5 326 24606 22642 8 338 8 289 8 307 22642 20594 13 304 12 295 16 303 20594 18458 11 300 16 305 21 303 18458 16287 16 321 19 323 21 311 16287 14198 28 327 26 338 24 339 14198 12294 31 327 27 337 25 345 12294 10597 26 323 22 326 23 336 10597 9086 21 319 17 311 21 329 9086 7743 19 311 11 292 15 320 7743 6550 13*296 9*290 11 298 6550 5491 10*291 9*294 10 289 5491 4554 10 292 9 299 10 295 4554 3726 10 293 9 305 10 302 3726 2982 9 295 9 309 10 307 2982 2325 9 297 9 312 10 311 2325 1776 8 298 9 314 10 314 1776 1355 8 300 9 316 10 315 1355 1065 7 302 8 316 9 317 1065 889 7 302 8 317 7*318 889 788 6 302 6 317 4*318 788 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