DrJack's BLIPSPOT for: SAT 12/06 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 - - - 0653z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 36.1 - - 42.8 - - 41.6 - - 32.8 Temp@2m Sfc.Heating - - - 49 - - 107 - - -9 - - -12 Sfc.Heating BL Depth - - - 74 - - 75 - - 75 - - 74 BL Depth Hcrit - - - 767 - - 767 - - 767 - - 767 Hcrit BL Top - - - 783 - - 784 - - 784 - - 783 BL Top Hgt.Variab. - - - 2380 - - 3777 - - 4049 - - 966 Hgt.Variab. W* - - - 63 - - 82 - - 23 - - 7 W* B/S - - - 6 - - 4 - - 1 - - 0 B/S BL Wind - - - 2 - - 4 - - 5 - - 4 BL Wind Direction - - - 312 - - 300 - - 311 - - 311 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - 0 - - 1 - - 2 - - 1 Max.Converg CLOUDpotent - - - -816 - - -2472 - - -2403 - - -795 CLOUDpotentl sfcLCL - - - 1599 - - 3256 - - 3187 - - 1579 sfcLCL ODpotential - - - -1582 - - -2453 - - -3035 - - -3156 ODpotential blCL - - - 2365 - - 3237 - - 3819 - - 3939 blCL maxRH - - - 94 - - 92 - - 84 - - 78 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 36.1 - - 42.8 - - 41.6 - - 32.8 Temp@2m DewPt@2m - - - 32.0 - - 31.3 - - 30.5 - - 28.9 DewPt@2m Temp@Bot - - - 35.2 - - 41.6 - - 41.7 - - 34.7 Temp@Bot DewPt@Bot - - - 31.3 - - 30.1 - - 29.7 - - 28.6 DewPt@bot Sfc.Heating - - - 49 - - 107 - - -9 - - -12 Sfc.Heating BL Depth - - - 74 - - 75 - - 75 - - 74 BL Depth EXPERIMENT - - - 76 - - 67 - - 37 - - 11 EXPERIMENT EXPERIMENT2 - - - 4 - - 4 - - 4 - - 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] 96252 7 085 9 057 4 091 4 357 96252 89029 1 150 3 299 5 272 8 232 89029 83445 5 281 4 280 7 246 11 263 83445 78822 9 266 8 237 10 238 12 258 78822 74847 21 276 15 261 18 276 18 260 74847 71355 19 248 21 261 18 260 27 251 71355 68203 20 257 25 251 20 272 28 255 68203 65288 30 267 33 250 34 265 35 255 65288 62563 40 276 43 252 47 255 46 255 62563 59910 55 274 52 256 57 251 56 254 59910 57134 65 263 60 255 62 253 61 251 57134 54244 74 256 66 254 70 254 68 251 54244 51481 80 251 74 252 79 250 83 254 51481 48996 83 250 81 253 81 245 91 249 48996 46756 88 251 83 253 82 248 87 249 46756 44704 92 252 88 252 89 257 105 258 44704 42822 99 253 99 252 107 261 116 252 42822 41086 108 251 109 249 104 256 132 243 41086 39470 116 249 116 245 109 250 125 233 39470 37947 124 248 124 243 125 246 118 236 37947 36508 125 247 130 243 128 243 111 253 36508 35129 125 248 134 243 129 241 126 257 35129 33744 125 248 134 242 133 242 129 253 33744 32317 128 247 137 241 130 242 124 248 32317 30846 135 246 143 242 127 238 118 247 30846 29323 135 245 143 240 138 236 102 249 29323 27749 130 246 146 239 133 237 81 255 27749 26123 119 248 140 242 117 240 71 263 26123 24430 106 249 115 246 108 245 69 266 24430 22666 96 246 98 245 102 245 66 268 22666 20829 89 246 94 245 93 246 59 276 20829 18910 81 246 85 247 80 249 54 283 18910 16915 72 244 68 247 64 252 48 280 16915 14893 61 245 56 250 49 255 42 272 14893 12953 48 249 44 254 40 261 39 268 12953 11189 38 251 33 255 32 265 36 267 11189 9624 32 250 26 265 26 267 31 267 9624 8240 27 253 24 277 25 274 25 266 8240 7012 23 258 23 282 24 280 20 269 7012 5928 19 256 22 282 22 280 18 275 5928 4972 16 251 19 280 17 275 18 281 4972 4131 12 251 12 278 13 274 19 286 4131 3391 9 261 7 282 12 280 20 289 3391 2730 7 277 7 286 11 290 21 290 2730 2145 7 289 6 290 11 296 20 292 2145 1659 6 295 6 293 11 301 19 295 1659 1285 4 300 6 296 10 305 16 300 1285 1028 2 309 5 298 9 307 13 305 1028 872 2 312 5*299 8*309 9 309 872 783 2*312 4*300 5*311 4*311 783 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