DrJack's BLIPSPOT for: SAT 08/08 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 - - - - - - 88.7 - - 85.7 - - 80.9 Temp@2m Sfc.Heating - - - - - - 123 - - 29 - - -9 Sfc.Heating BL Depth - - - - - - 4439 - - 78 - - 78 BL Depth Hcrit - - - - - - 3364 - - 771 - - 771 Hcrit BL Top - - - - - - 5148 - - 787 - - 787 BL Top Hgt.Variab. - - - - - - 3166 - - 7231 - - 1939 Hgt.Variab. W* - - - - - - 357 - - 63 - - 18 W* B/S - - - - - - 6 - - 3 - - 1 B/S BL Wind - - - - - - 11 - - 4 - - 3 BL Wind Direction - - - - - - 235 - - 255 - - 194 Direction Wind Shear - - - - - - 6 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 8 - - 1 - - -1 Max.Converg CLOUDpotent - - - - - - 145 - - -3059 - - -1110 CLOUDpotentl sfcLCL - - - - - - 5003 - - 3847 - - 1897 sfcLCL ODpotential - - - - - - -893 - - -4059 - - -3220 ODpotential blCL - - - - - - 6041 - - 4846 - - 4007 blCL maxRH - - - - - - 81 - - 90 - - 85 maxRH CAPE - - - - - - 2090 - - 2380 - - 3190 CAPE Temp@2m - - - - - - 88.7 - - 85.7 - - 80.9 Temp@2m DewPt@2m - - - - - - 69.3 - - 71.3 - - 74.7 DewPt@2m Temp@Bot - - - - - - 87.5 - - 85.3 - - 81.8 Temp@Bot DewPt@Bot - - - - - - 68.1 - - 70.2 - - 74.1 DewPt@bot Sfc.Heating - - - - - - 123 - - 29 - - -9 Sfc.Heating BL Depth - - - - - - 4439 - - 78 - - 78 BL Depth EXPERIMENT - - - - - - 22 - - 58 - - 39 EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 17 - - 19 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] 99560 39 082 30 094 22 070 99560 92047 31 085 29 079 25 081 92047 86237 28 089 24 076 24 081 86237 81411 24 086 19 082 21 081 81411 77258 18 086 18 091 16 082 77258 73596 15 107 15 080 14 074 73596 70283 14 109 10 087 12 061 70283 67237 7 093 9 094 9 070 67237 64425 6 084 6 089 6 063 64425 61718 4 093 6 108 3 067 61718 58914 1 142 1 159 2 262 58914 56029 3 248 7 275 6 258 56029 53294 15 290 15 282 9 261 53294 50848 22 271 21 273 19 279 50848 48666 18 251 22 263 26 265 48666 46682 18 261 31 271 29 260 46682 44849 24 263 36 260 34 263 44849 43146 23 247 37 246 37 258 43146 41563 23 241 34 243 40 247 41563 40084 30 257 35 256 42 237 40084 38686 35 256 43 256 42 242 38686 37328 39 261 45 249 46 250 37328 35944 43 260 46 246 45 246 35944 34501 45 249 46 241 44 244 34501 33003 45 239 43 243 45 250 33003 31434 38 231 41 244 44 251 31434 29783 35 229 41 243 41 254 29783 28054 36 230 42 249 38 258 28054 26249 38 238 37 252 33 258 26249 24367 37 249 30 257 29 254 24367 22414 36 253 27 260 26 247 22414 20383 36 255 28 262 24 249 20383 18270 36 256 28 265 21 258 18270 16117 35 255 27 264 19 266 16117 14043 33 251 28 264 19 274 14043 12156 29 251 27 260 21 274 12156 10480 25 254 27 258 22 268 10480 8990 21 257 25 258 23 267 8990 7662 20 260 22 256 21 263 7662 6480 17 255 18 257 17 259 6480 5431 14*245 16 258 14 260 5431 4505 13*239 13 257 12 263 4505 3686 12 238 11 257 11 263 3686 2951 12 235 9 256 9 256 2951 2302 11 235 8 255 7 234 2302 1761 10 233 7 256 8 210 1761 1345 10 233 6 256 8 202 1345 1060 9 233 5 256 7 200 1060 886 8 232 5 255 5*197 886 787 7 232 4*255 3*194 787 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