DrJack's BLIPSPOT for: MON 12/29 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 - - - - - - 43.6 - - 34.7 - - 30.3 Temp@2m Sfc.Heating - - - - - - 255 - - 67 - - -1 Sfc.Heating BL Depth - - - - - - 4317 - - 74 - - 74 BL Depth Hcrit - - - - - - 3542 - - 767 - - 766 Hcrit BL Top - - - - - - 5026 - - 783 - - 783 BL Top Hgt.Variab. - - - - - - 1392 - - 6068 - - 4613 Hgt.Variab. W* - - - - - - 420 - - 69 - - 0 W* B/S - - - - - - 2 - - 1 - - 0 B/S BL Wind - - - - - - 36 - - 17 - - 13 BL Wind Direction - - - - - - 264 - - 268 - - 279 Direction Wind Shear - - - - - - 19 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 20 - - 2 - - 2 Max.Converg CLOUDpotent - - - - - - -647 - - -4054 - - -3614 CLOUDpotentl sfcLCL - - - - - - 5673 - - 4837 - - 4397 sfcLCL ODpotential - - - - - - -12370 - - -4167 - - -4286 ODpotential blCL - - - - - - 17396 - - 4950 - - 5069 blCL maxRH - - - - - - 73 - - 99 - - 92 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 43.6 - - 34.7 - - 30.3 Temp@2m DewPt@2m - - - - - - 21.0 - - 16.0 - - 13.6 DewPt@2m Temp@Bot - - - - - - 42.2 - - 34.1 - - 30.0 Temp@Bot DewPt@Bot - - - - - - 20.7 - - 15.9 - - 13.5 DewPt@bot Sfc.Heating - - - - - - 255 - - 67 - - -1 Sfc.Heating BL Depth - - - - - - 4317 - - 74 - - 74 BL Depth EXPERIMENT - - - - - - 0 - - 94 - - 70 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - 2 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] 95558 50 256 42 254 42 250 95558 88565 34 256 31 264 32 253 88565 83146 25 263 26 255 27 262 83146 78609 21 267 23 241 30 249 78609 74675 15 274 17 218 30 226 74675 71187 15 273 12 252 29 242 71187 68026 18 247 19 248 33 257 68026 65119 13 206 22 215 35 242 65119 62423 7 247 36 241 41 226 62423 59782 42 263 40 238 39 216 59782 56957 67 250 52 251 43 244 56957 53979 74 236 73 249 66 254 53979 51147 78 241 85 250 83 253 51147 48625 95 248 100 252 91 252 48625 46378 110 247 116 251 98 250 46378 44335 115 241 121 248 103 248 44335 42457 112 239 120 247 107 248 42457 40719 111 241 120 246 111 247 40719 39104 124 245 129 245 116 247 39104 37597 143 243 143 243 123 245 37597 36184 149 238 153 240 130 243 36184 34824 147 236 157 237 134 242 34824 33448 143 232 158 235 134 240 33448 32026 139 229 160 233 130 239 32026 30562 138 229 161 231 127 239 30562 29045 138 230 159 231 126 239 29045 27465 136 230 155 231 119 239 27465 25823 132 229 150 232 102 241 25823 24123 132 227 143 231 82 244 24123 22369 131 227 134 232 64 251 22369 20554 126 228 119 236 58 258 20554 18660 114 229 92 244 57 261 18660 16681 104 229 74 255 58 266 16681 14663 99 228 68 258 61 275 14663 12725 98 227 62 258 67 285 12725 10971 96 228 57 261 71 293 10971 9419 84 233 57 267 71 298 9419 8049 64 241 57 272 68 300 8049 6847 46 250 53 273 63 297 6847 5794 37*259 48 272 57 291 5794 4869 37*261 47 272 51 288 4869 4054 38 263 45 271 46 286 4054 3335 38 264 42 270 42 285 3335 2690 38 265 39 269 37 284 2690 2119 38 265 37 269 34 283 2119 1642 37 266 35 269 30 282 1642 1276 35 266 32 268 26 281 1276 1024 31 266 29 268 23 280 1024 870 27 266 24*268 19*280 870 783 19 266 17*268 13*279 783 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