DrJack's BLIPSPOT for: TUE 12/30 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 - - - 26.5 - - 28.7 - - 27.5 - - 22.9 Temp@2m Sfc.Heating - - - 123 - - 233 - - 62 - - -22 Sfc.Heating BL Depth - - - 73 - - 4181 - - 74 - - 73 BL Depth Hcrit - - - 766 - - 3390 - - 766 - - 766 Hcrit BL Top - - - 782 - - 4890 - - 783 - - 782 BL Top Hgt.Variab. - - - 4719 - - 1110 - - 5245 - - 3896 Hgt.Variab. W* - - - 84 - - 401 - - 67 - - 0 W* B/S - - - 1 - - 3 - - 1 - - 0 B/S BL Wind - - - 15 - - 26 - - 12 - - 6 BL Wind Direction - - - 298 - - 287 - - 285 - - 273 Direction Wind Shear - - - 0 - - 14 - - 0 - - 0 Wind Shear Max.Converg - - - 4 - - 8 - - 3 - - 1 Max.Converg CLOUDpotent - - - -3728 - - -160 - - -3966 - - -3042 CLOUDpotentl sfcLCL - - - 4510 - - 5051 - - 4749 - - 3824 sfcLCL ODpotential - - - -3593 - - -426 - - -3969 - - -14388 ODpotential blCL - - - 4375 - - 5316 - - 4752 - - 15170 blCL maxRH - - - 100 - - 90 - - 92 - - 85 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 26.5 - - 28.7 - - 27.5 - - 22.9 Temp@2m DewPt@2m - - - 9.5 - - 9.2 - - 9.4 - - 9.0 DewPt@2m Temp@Bot - - - 25.6 - - 27.3 - - 26.9 - - 23.6 Temp@Bot DewPt@Bot - - - 9.3 - - 9.0 - - 9.3 - - 8.8 DewPt@bot Sfc.Heating - - - 123 - - 233 - - 62 - - -22 Sfc.Heating BL Depth - - - 73 - - 4181 - - 74 - - 73 BL Depth EXPERIMENT - - - 99 - - 61 - - 67 - - 39 EXPERIMENT EXPERIMENT2 - - - 1 - - 1 - - 1 - - 1 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] 95146 61 223 79 226 83 228 99 230 95146 88028 60 234 69 226 69 234 79 226 88028 82573 56 219 56 223 58 229 65 217 82573 78007 44 225 45 215 52 223 59 220 78007 74032 43 232 48 234 56 222 63 234 74032 70524 48 222 53 233 60 227 65 231 70524 67336 50 233 51 231 57 231 60 230 67336 64372 59 245 55 236 60 237 66 240 64372 61612 57 248 57 241 66 241 72 240 61612 58935 57 246 58 244 69 238 73 239 58935 56139 60 239 60 244 66 240 71 242 56139 53232 59 238 64 247 74 244 71 249 53232 50451 68 248 70 247 77 244 74 252 50451 47940 77 251 77 248 77 250 78 256 47940 45687 83 254 84 248 86 252 82 260 45687 43652 89 254 87 251 89 251 85 262 43652 41807 91 253 92 254 84 255 85 263 41807 40120 91 254 92 253 81 261 80 264 40120 38562 94 256 83 256 80 266 76 267 38562 37113 99 256 80 269 78 271 72 269 37113 35757 101 255 90 273 75 273 67 277 35757 34457 100 255 96 266 74 274 71 287 34457 33144 98 255 87 260 74 275 77 290 33144 31789 95 253 73 269 74 277 78 287 31789 30392 93 252 72 284 75 279 78 283 30392 28938 89 250 76 289 75 281 79 281 28938 27412 83 248 75 285 75 284 79 280 27412 25812 77 251 73 281 76 286 76 280 25812 24138 73 256 72 279 75 285 72 282 24138 22390 73 263 73 278 75 280 71 284 22390 20566 74 268 75 278 77 279 72 284 20566 18662 72 271 76 279 75 282 69 284 18662 16678 67 272 74 281 68 284 63 283 16678 14659 61 274 68 284 62 284 58 283 14659 12713 54 278 62 286 59 286 55 286 12713 10947 51 284 58 287 57 289 53 291 10947 9387 51 290 55 289 55 293 51 297 9387 8017 51 295 50 292 50 294 46 299 8017 6813 50 296 42 291 41 290 43 296 6813 5757 43 295 30*286 30 284 39 290 5757 4832 35 295 28*286 28 284 35 285 4832 4023 35 296 28 286 27 284 32 284 4023 3310 34 296 28 287 26 285 30 284 3310 2670 33 297 27 288 26 285 28 283 2670 2105 31 298 27 288 25 285 25 283 2105 1632 29 298 26 288 24 285 22 281 1632 1270 27 298 25 289 23 285 18 279 1270 1021 24 298 23 288 20 285 14 277 1021 869 21 298 20 289 17*285 10 274 869 782 15*298 14 289 12*285 6*273 782 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