DrJack's BLIPSPOT for: WED 12/24 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 - - - - - - 0953z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 49.7 - - 49.9 - - 41.1 Temp@2m Sfc.Heating - - - - - - 159 - - -2 - - -12 Sfc.Heating BL Depth - - - - - - 2074 - - 75 - - 75 BL Depth Hcrit - - - - - - 1684 - - 768 - - 767 Hcrit BL Top - - - - - - 2783 - - 784 - - 784 BL Top Hgt.Variab. - - - - - - 679 - - 2695 - - 203 Hgt.Variab. W* - - - - - - 281 - - 16 - - 0 W* B/S - - - - - - 4 - - 1 - - 0 B/S BL Wind - - - - - - 14 - - 4 - - 4 BL Wind Direction - - - - - - 335 - - 327 - - 097 Direction Wind Shear - - - - - - 7 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 4 - - 1 - - -1 Max.Converg CLOUDpotent - - - - - - -3042 - - -5628 - - -3391 CLOUDpotentl sfcLCL - - - - - - 5825 - - 6413 - - 4175 sfcLCL ODpotential - - - - - - -11917 - - -13835 - - -13623 ODpotential blCL - - - - - - 14700 - - 14619 - - 14407 blCL maxRH - - - - - - 78 - - 42 - - 44 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 49.7 - - 49.9 - - 41.1 Temp@2m DewPt@2m - - - - - - 27.3 - - 25.0 - - 26.2 DewPt@2m Temp@Bot - - - - - - 48.4 - - 49.8 - - 43.7 Temp@Bot DewPt@Bot - - - - - - 26.5 - - 24.4 - - 25.8 DewPt@bot Sfc.Heating - - - - - - 159 - - -2 - - -12 Sfc.Heating BL Depth - - - - - - 2074 - - 75 - - 75 BL Depth EXPERIMENT - - - - - - 13 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - 3 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] 95668 65 248 67 245 68 250 95668 88472 56 250 59 258 59 268 88472 83016 40 250 51 257 45 266 83016 78544 26 249 34 245 30 237 78544 74627 35 278 36 278 32 281 74627 71168 42 286 44 288 46 284 71168 68084 39 270 42 271 45 272 68084 65246 36 251 37 252 37 276 65246 62563 38 288 34 286 39 298 62563 59929 56 306 47 306 57 306 59929 57187 82 303 77 301 70 295 57187 54353 103 294 89 297 78 290 54353 51649 103 293 87 297 83 291 51649 49211 98 299 94 299 83 297 49211 47017 105 302 112 302 99 304 47017 45021 111 303 121 298 115 299 45021 43198 115 302 122 296 115 295 43198 41525 116 301 124 297 119 295 41525 39978 117 303 130 297 129 294 39978 38538 121 304 136 297 136 291 38538 37183 126 304 137 295 134 293 37183 35872 127 304 132 297 119 297 35872 34536 122 303 129 299 110 295 34536 33141 117 301 122 301 106 294 33141 31693 113 302 116 302 101 295 31693 30181 109 299 107 299 96 295 30181 28594 103 294 101 295 92 295 28594 26934 97 291 95 293 87 300 26934 25199 90 291 94 297 80 300 25199 23387 85 294 87 301 71 298 23387 21502 78 298 81 303 64 301 21502 19538 70 303 69 308 60 305 19538 17490 64 305 60 310 59 309 17490 15398 56 306 52 309 55 311 15398 13380 49 307 46 308 51 313 13380 11540 45 309 41 305 45 310 11540 9908 41 311 38 305 38 306 9908 8466 39 315 32 309 30 305 8466 7195 36 322 27 320 21 306 7195 6073 36 330 25 333 14 317 6073 5084 35 337 22 343 9 329 5084 4215 31 342 17 341 5 316 4215 3452 25*339 13 322 5 277 3452 2773 16*334 10 312 5 271 2773 2175 15 334 9 316 2 337 2175 1677 14 335 8 321 4 034 1677 1296 13 336 7 323 5 053 1296 1033 12 336 7 326 6 068 1033 874 11 336 6*327 5*090 874 784 9 336 4*327 4*097 784 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