DrJack's BLIPSPOT for: SAT 12/27 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 40.5 - - 39.6 - - 38.0 Temp@2m Sfc.Heating - - - - - - 79 - - 25 - - -1 Sfc.Heating BL Depth - - - - - - 75 - - 74 - - 75 BL Depth Hcrit - - - - - - 767 - - 767 - - 767 Hcrit BL Top - - - - - - 784 - - 783 - - 784 BL Top Hgt.Variab. - - - - - - 2682 - - 2583 - - 2187 Hgt.Variab. W* - - - - - - 74 - - 50 - - 15 W* B/S - - - - - - 2 - - 2 - - 1 B/S BL Wind - - - - - - 7 - - 6 - - 4 BL Wind Direction - - - - - - 008 - - 023 - - 059 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 1 - - 0 Max.Converg CLOUDpotent - - - - - - -1476 - - -1637 - - -1108 CLOUDpotentl sfcLCL - - - - - - 2260 - - 2420 - - 1892 sfcLCL ODpotential - - - - - - -1369 - - -1731 - - -1348 ODpotential blCL - - - - - - 2153 - - 2514 - - 2132 blCL maxRH - - - - - - 100 - - 98 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 40.5 - - 39.6 - - 38.0 Temp@2m DewPt@2m - - - - - - 33.5 - - 32.0 - - 32.8 DewPt@2m Temp@Bot - - - - - - 39.5 - - 39.0 - - 37.8 Temp@Bot DewPt@Bot - - - - - - 33.0 - - 31.7 - - 32.5 DewPt@bot Sfc.Heating - - - - - - 79 - - 25 - - -1 Sfc.Heating BL Depth - - - - - - 75 - - 74 - - 75 BL Depth EXPERIMENT - - - - - - 101 - - 94 - - 101 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - 4 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] 95758 89 247 81 247 90 255 95758 88774 62 247 55 252 60 256 88774 83338 46 253 47 262 37 262 83338 78806 32 258 39 264 34 279 78806 74910 23 267 32 246 30 266 74910 71464 23 283 19 271 20 255 71464 68316 25 286 22 290 17 290 68316 65409 28 289 26 296 29 307 65409 62714 25 290 26 299 27 307 62714 60093 21 250 24 267 25 274 60093 57339 27 274 30 277 39 279 57339 54471 48 287 47 286 53 283 54471 51731 72 292 70 289 72 289 51731 49274 88 288 83 287 79 283 49274 47086 88 286 84 288 75 286 47086 45114 84 291 90 290 87 293 45114 43320 95 291 103 287 101 292 43320 41676 103 287 101 283 103 291 41676 40153 97 288 95 286 108 294 40153 38727 93 290 93 289 112 294 38727 37378 95 288 96 292 110 291 37378 36066 98 287 100 297 107 290 36066 34726 100 286 95 297 104 290 34726 33328 100 288 92 294 101 290 33328 31873 98 290 98 291 101 291 31873 30348 94 290 101 292 101 291 30348 28740 91 290 97 293 97 294 28740 27054 88 291 96 296 90 295 27054 25291 82 293 86 294 84 294 25291 23451 77 293 80 291 80 292 23451 21538 73 294 72 294 75 292 21538 19552 70 296 66 303 63 298 19552 17489 63 297 61 308 51 307 17489 15388 51 299 50 306 42 305 15388 13363 39 301 39 303 35 301 13363 11526 28 305 27 302 26 295 11526 9898 24 311 21 307 19 294 9898 8454 25 314 20 313 16 306 8454 7171 25 315 19 318 15 314 7171 6033 24 314 19 315 13 314 6033 5030 21 308 19 305 14 296 5030 4156 17 305 17 298 17 283 4156 3400 13 321 12 313 11 288 3400 2733 11 345 9 355 4 355 2733 2148 11 001 9 013 8 049 2148 1661 11 004 9 018 9 054 1661 1287 11 006 9 019 9 055 1287 1029 10 007 9 020 8 056 1029 873 9*008 8 021 6*058 873 784 7*008 6*023 4*059 784 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