DrJack's BLIPSPOT for: FRI 10/09 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 = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0955z - - 1000z - - 1555z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - - - - 73.0 - - 72.9 - - 63.2 Temp@2m Sfc.Heating - - - - - - 151 - - 6 - - -5 Sfc.Heating BL Depth - - - - - - 3757 - - 77 - - 76 BL Depth Hcrit - - - - - - 2896 - - 769 - - 769 Hcrit BL Top - - - - - - 4466 - - 786 - - 785 BL Top Hgt.Variab. - - - - - - 1344 - - 5790 - - 153 Hgt.Variab. W* - - - - - - 344 - - 39 - - 6 W* B/S - - - - - - 9 - - 2 - - 0 B/S BL Wind - - - - - - 7 - - 4 - - 3 BL Wind Direction - - - - - - 302 - - 329 - - 354 Direction Wind Shear - - - - - - 5 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 1 - - 1 Max.Converg CLOUDpotent - - - - - - -4540 - - -7451 - - -4989 CLOUDpotentl sfcLCL - - - - - - 9007 - - 8237 - - 5774 sfcLCL ODpotential - - - - - - -12236 - - -14126 - - -13504 ODpotential blCL - - - - - - 16702 - - 14912 - - 14289 blCL maxRH - - - - - - 71 - - 63 - - 50 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 73.0 - - 72.9 - - 63.2 Temp@2m DewPt@2m - - - - - - 36.5 - - 39.9 - - 41.4 DewPt@2m Temp@Bot - - - - - - 71.5 - - 72.9 - - 66.7 Temp@Bot DewPt@Bot - - - - - - 35.4 - - 38.9 - - 40.5 DewPt@bot Sfc.Heating - - - - - - 151 - - 6 - - -5 Sfc.Heating BL Depth - - - - - - 3757 - - 77 - - 76 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 5 - - 5 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] 97847 34 234 46 237 51 234 97847 90555 36 228 39 246 31 234 90555 84889 28 227 32 238 27 256 84889 80158 25 223 25 235 26 244 80158 76073 20 232 22 227 21 248 76073 72472 21 255 19 240 21 264 72472 69229 22 251 23 242 23 259 69229 66263 28 265 25 256 26 263 66263 63529 37 263 32 264 30 262 63529 60889 41 257 39 254 36 262 60889 58149 43 251 48 251 47 260 58149 55322 48 251 56 247 56 257 55322 52636 58 257 62 253 65 255 52636 50227 71 263 70 260 71 259 50227 48075 90 261 84 261 85 259 48075 46130 112 258 101 260 102 257 46130 44349 128 252 118 253 116 249 44349 42694 134 246 126 248 113 245 42694 41138 128 244 122 244 112 244 41138 39668 127 241 119 243 112 243 39668 38271 130 240 116 241 106 242 38271 36913 129 243 116 240 99 239 36913 35523 111 251 116 242 98 237 35523 34071 81 250 102 250 97 239 34071 32561 56 252 70 254 91 246 32561 30991 53 255 54 253 64 259 30991 29361 51 256 52 258 47 260 29361 27663 50 251 48 259 41 259 27663 25883 47 257 41 255 38 251 25883 24026 45 267 40 255 35 245 24026 22094 46 271 41 265 34 250 22094 20080 43 274 38 270 32 256 20080 17975 41 278 35 272 28 261 17975 15826 41 284 35 277 25 260 15826 13757 40 290 34 285 22 268 13757 11878 39 297 33 293 22 284 11878 10213 38 304 32 301 21 294 10213 8740 36 308 31 308 19 304 8740 7436 32 309 29 310 17 318 7436 6282 27 307 22 308 15 322 6282 5263 15*302 13 304 12 310 5263 4368 9*298 11 307 10 298 4368 3577 8 299 10 312 10 307 3577 2869 8 301 9 318 11 319 2869 2244 7 302 8 322 11 329 2244 1723 7 305 8 325 11 337 1723 1322 6 307 7 326 11 342 1322 1047 6 307 7 328 9 346 1047 880 5 308 6*328 6 349 880 785 5 308 4*329 3*354 785 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