DrJack's BLIPSPOT for: MON 12/22 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 - - - - - - 45.3 - - 46.4 - - 39.8 Temp@2m Sfc.Heating - - - - - - 174 - - -3 - - -24 Sfc.Heating BL Depth - - - - - - 2085 - - 75 - - 74 BL Depth Hcrit - - - - - - 1724 - - 768 - - 767 Hcrit BL Top - - - - - - 2794 - - 784 - - 783 BL Top Hgt.Variab. - - - - - - 1178 - - 3698 - - 580 Hgt.Variab. W* - - - - - - 288 - - 14 - - 0 W* B/S - - - - - - 9 - - 1 - - 0 B/S BL Wind - - - - - - 6 - - 5 - - 5 BL Wind Direction - - - - - - 201 - - 175 - - 161 Direction Wind Shear - - - - - - 3 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -2 - - -2 - - -3 Max.Converg CLOUDpotent - - - - - - -5441 - - -7335 - - -6042 CLOUDpotentl sfcLCL - - - - - - 8236 - - 8119 - - 6825 sfcLCL ODpotential - - - - - - -15007 - - -16510 - - -17570 ODpotential blCL - - - - - - 17801 - - 17294 - - 18353 blCL maxRH - - - - - - 85 - - 75 - - 88 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 45.3 - - 46.4 - - 39.8 Temp@2m DewPt@2m - - - - - - 12.2 - - 14.0 - - 13.5 DewPt@2m Temp@Bot - - - - - - 43.8 - - 46.4 - - 40.8 Temp@Bot DewPt@Bot - - - - - - 11.7 - - 13.5 - - 13.2 DewPt@bot Sfc.Heating - - - - - - 174 - - -3 - - -24 Sfc.Heating BL Depth - - - - - - 2085 - - 75 - - 74 BL Depth EXPERIMENT - - - - - - 38 - - 0 - - 50 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] 95871 55 250 45 263 43 253 95871 88820 35 250 36 249 35 253 88820 83311 23 241 27 240 30 257 83311 78740 28 251 36 262 35 264 78740 74835 28 251 38 263 38 271 74835 71399 17 235 26 257 35 281 71399 68269 18 270 23 290 38 285 68269 65381 33 285 43 291 44 285 65381 62705 41 280 46 286 42 285 62705 60094 44 287 43 299 57 306 60094 57344 56 300 64 303 76 306 57344 54461 73 297 77 297 84 297 54461 51690 80 286 80 295 85 292 51690 49193 78 285 84 293 85 291 49193 46957 81 292 88 288 89 293 46957 44932 88 293 88 284 93 293 44932 43085 92 291 83 286 95 294 43085 41391 90 290 85 294 99 297 41391 39833 89 294 99 297 105 297 39833 38395 99 298 109 295 104 297 38395 37057 113 295 110 293 98 296 37057 35767 114 291 110 290 94 293 35767 34452 107 290 107 287 93 292 34452 33080 104 292 102 287 91 291 33080 31654 105 293 101 293 87 292 31654 30155 107 294 102 299 83 295 30155 28573 106 297 103 302 82 298 28573 26905 104 299 101 304 83 299 26905 25155 100 298 94 300 80 292 25155 23332 96 294 88 292 78 290 23332 21437 93 294 86 290 77 292 21437 19458 86 297 84 292 75 292 19458 17395 76 298 75 293 73 292 17395 15297 61 298 63 294 66 292 15297 13286 44 303 52 294 55 290 13286 11464 34 302 41 288 47 291 11464 9850 29 290 32 284 40 295 9850 8420 26 281 27 281 37 303 8420 7152 23 278 25 278 33 303 7152 6033 17 277 22 273 23 283 6033 5051 13 272 16 261 16 260 5051 4191 9 261 13 238 14 251 4191 3433 7*241 11 219 15 234 3433 2757 6*208 11 209 16 216 2757 2163 6 202 10 193 13 199 2163 1668 6 199 9 187 19 181 1668 1290 5 198 9 183 19 173 1290 1031 5 196 8 180 15 168 1031 873 5 195 7*178 11 166 873 783 4 195 5*175 5*161 783 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