DrJack's BLIPSPOT for: SUN 11/23 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 - - - - - - 54.4 - - 49.7 - - 42.0 Temp@2m Sfc.Heating - - - - - - 44 - - -18 - - -20 Sfc.Heating BL Depth - - - - - - 75 - - 75 - - 75 BL Depth Hcrit - - - - - - 768 - - 768 - - 767 Hcrit BL Top - - - - - - 784 - - 784 - - 784 BL Top Hgt.Variab. - - - - - - 4948 - - 4311 - - 106 Hgt.Variab. W* - - - - - - 63 - - 24 - - 9 W* B/S - - - - - - 1 - - 1 - - 0 B/S BL Wind - - - - - - 11 - - 8 - - 4 BL Wind Direction - - - - - - 290 - - 299 - - 232 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 3 - - 2 - - -1 Max.Converg CLOUDpotent - - - - - - -2936 - - -2724 - - -1383 CLOUDpotentl sfcLCL - - - - - - 3720 - - 3508 - - 2168 sfcLCL ODpotential - - - - - - -3061 - - -3322 - - -9297 ODpotential blCL - - - - - - 3845 - - 4106 - - 10081 blCL maxRH - - - - - - 94 - - 79 - - 71 maxRH CAPE - - - - - - 20 - - 0 - - 0 CAPE Temp@2m - - - - - - 54.4 - - 49.7 - - 42.0 Temp@2m DewPt@2m - - - - - - 40.9 - - 37.2 - - 35.6 DewPt@2m Temp@Bot - - - - - - 53.7 - - 50.0 - - 44.9 Temp@Bot DewPt@Bot - - - - - - 40.2 - - 36.6 - - 35.3 DewPt@bot Sfc.Heating - - - - - - 44 - - -18 - - -20 Sfc.Heating BL Depth - - - - - - 75 - - 75 - - 75 BL Depth EXPERIMENT - - - - - - 78 - - 17 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 5 - - 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] 95939 33 265 36 261 33 270 95939 88957 18 291 17 280 14 273 88957 83514 10 286 14 280 17 292 83514 78978 9 311 12 297 11 293 78978 75048 13 299 15 308 12 324 75048 71555 21 278 26 294 22 294 71555 68394 8 247 19 275 18 280 68394 65462 19 293 13 243 32 282 65462 62747 41 286 32 283 36 284 62747 60125 46 272 37 285 36 277 60125 57368 38 264 32 268 37 273 57368 54480 33 264 36 273 40 279 54480 51707 38 276 47 283 49 287 51707 49204 52 281 60 285 61 288 49204 46962 64 278 66 281 69 283 46962 44934 67 278 67 279 72 281 44934 43090 71 280 72 280 76 286 43090 41403 72 274 71 279 79 290 41403 39844 68 277 72 288 88 297 39844 38394 73 289 85 295 97 297 38394 37038 84 294 93 293 98 292 37038 35734 91 293 95 291 95 290 35734 34410 94 295 96 292 96 292 34410 33031 100 298 98 295 98 295 33031 31598 104 300 99 296 100 296 31598 30097 101 300 97 296 100 296 30097 28517 99 298 95 295 98 295 28517 26857 98 296 93 293 94 292 26857 25114 93 298 91 290 89 290 25114 23292 83 299 87 288 86 289 23292 21397 74 293 81 288 86 288 21397 19424 71 283 72 288 83 290 19424 17372 72 279 66 287 74 292 17372 15285 69 281 64 287 61 292 15285 13282 62 285 61 289 55 291 13282 11465 56 287 57 292 51 294 11465 9853 52 286 55 295 50 302 9853 8424 51 285 51 298 49 311 8424 7164 48 284 45 300 46 316 7164 6052 40 283 38 298 40 316 6052 5074 31 282 33 297 36 311 5074 4216 26 283 29 297 33 304 4216 3458 25 284 25 298 29 299 3458 2780 23 286 23 298 25 294 2780 2181 21 287 21 299 21 289 2181 1682 20 288 19 299 17 284 1682 1298 19 289 17 300 13 275 1298 1035 17 289 15 300 10 261 1035 875 15 290 12 300 8*248 875 784 11*290 8*299 4*232 784 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