DrJack's BLIPSPOT for: WED 12/03 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 - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 37.0 - - 39.0 - - 36.4 Temp@2m Sfc.Heating - - - - - - 97 - - 2 - - -1 Sfc.Heating BL Depth - - - - - - 74 - - 75 - - 74 BL Depth Hcrit - - - - - - 767 - - 767 - - 767 Hcrit BL Top - - - - - - 783 - - 784 - - 783 BL Top Hgt.Variab. - - - - - - 3007 - - 3455 - - 2388 Hgt.Variab. W* - - - - - - 80 - - 26 - - 14 W* B/S - - - - - - 9 - - 4 - - 1 B/S BL Wind - - - - - - 2 - - 1 - - 2 BL Wind Direction - - - - - - 294 - - 188 - - 037 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 0 - - -1 - - 0 Max.Converg CLOUDpotent - - - - - - -1596 - - -1412 - - -482 CLOUDpotentl sfcLCL - - - - - - 2379 - - 2197 - - 1265 sfcLCL ODpotential - - - - - - -1535 - - -1902 - - -1019 ODpotential blCL - - - - - - 2318 - - 2686 - - 1802 blCL maxRH - - - - - - 97 - - 95 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 37.0 - - 39.0 - - 36.4 Temp@2m DewPt@2m - - - - - - 29.6 - - 32.4 - - 33.9 DewPt@2m Temp@Bot - - - - - - 35.8 - - 38.7 - - 36.3 Temp@Bot DewPt@Bot - - - - - - 28.4 - - 31.4 - - 33.5 DewPt@bot Sfc.Heating - - - - - - 97 - - 2 - - -1 Sfc.Heating BL Depth - - - - - - 74 - - 75 - - 74 BL Depth EXPERIMENT - - - - - - 89 - - 81 - - 100 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 4 - - 4 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] 96383 6 292 6 305 8 270 96383 89191 5 153 10 254 5 292 89191 83629 5 183 14 244 11 292 83629 79047 7 206 13 232 16 263 79047 75094 12 269 8 230 12 254 75094 71563 25 266 23 269 18 263 71563 68343 25 244 26 253 28 251 68343 65374 22 249 29 251 35 255 65374 62618 36 259 34 255 44 255 62618 59951 44 259 44 259 47 252 59951 57170 56 259 51 258 58 257 57170 54287 65 251 71 256 74 261 54287 51539 70 251 78 252 89 257 51539 49077 72 254 81 255 97 255 49077 46878 80 259 97 261 102 254 46878 44886 99 257 109 259 109 254 44886 43073 109 253 117 255 117 253 43073 41416 111 250 117 251 124 254 41416 39880 106 250 113 250 128 255 39880 38437 98 247 112 253 129 256 38437 37075 97 244 113 255 129 257 37075 35753 95 244 112 255 125 258 35753 34407 92 243 108 253 120 259 34407 33008 91 241 102 249 114 259 33008 31561 90 242 97 247 108 259 31561 30050 89 245 90 246 102 258 30050 28463 86 251 85 246 95 258 28463 26799 83 254 83 244 83 252 26799 25057 82 254 79 241 75 245 25057 23239 79 255 76 238 76 242 23239 21345 76 256 76 237 76 241 21345 19370 76 258 74 239 73 240 19370 17307 70 261 66 243 68 240 17307 15201 58 260 52 247 58 242 15201 13178 47 255 42 248 47 244 13178 11350 41 250 38 249 40 252 11350 9736 38 252 33 258 34 263 9736 8312 34 258 29 273 25 276 8312 7057 29 259 26 281 20 292 7057 5951 25 252 25 274 19 293 5951 4980 22 241 20 256 17 269 4980 4134 17 233 16 240 12 242 4134 3392 8 232 13 231 6 243 3392 2730 4 246 11 225 2 231 2730 2146 3 261 7 217 1 219 2146 1659 2 272 4 207 0 066 1659 1285 2 284 3 203 2 060 1285 1028 2 289 2 199 3 050 1028 873 2 291 2*195 3 040 873 783 2*294 1*188 2*037 783 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