DrJack's BLIPSPOT for: WED 01/07 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 - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 56.4 - - 54.2 - - 43.3 Temp@2m Sfc.Heating - - - - - - 66 - - -6 - - -10 Sfc.Heating BL Depth - - - - - - 76 - - 76 - - 75 BL Depth Hcrit - - - - - - 768 - - 768 - - 767 Hcrit BL Top - - - - - - 785 - - 785 - - 784 BL Top Hgt.Variab. - - - - - - 5845 - - 4894 - - 232 Hgt.Variab. W* - - - - - - 71 - - 20 - - 0 W* B/S - - - - - - 1 - - 1 - - 0 B/S BL Wind - - - - - - 9 - - 7 - - 3 BL Wind Direction - - - - - - 309 - - 305 - - 291 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 2 - - 0 Max.Converg CLOUDpotent - - - - - - -3607 - - -3216 - - -826 CLOUDpotentl sfcLCL - - - - - - 4392 - - 4002 - - 1610 sfcLCL ODpotential - - - - - - -3747 - - -3662 - - -5825 ODpotential blCL - - - - - - 4532 - - 4447 - - 6609 blCL maxRH - - - - - - 98 - - 94 - - 84 maxRH CAPE - - - - - - 20 - - 0 - - 0 CAPE Temp@2m - - - - - - 56.4 - - 54.2 - - 43.3 Temp@2m DewPt@2m - - - - - - 39.8 - - 39.5 - - 39.3 DewPt@2m Temp@Bot - - - - - - 55.6 - - 54.2 - - 46.5 Temp@Bot DewPt@Bot - - - - - - 39.1 - - 39.1 - - 39.2 DewPt@bot Sfc.Heating - - - - - - 66 - - -6 - - -10 Sfc.Heating BL Depth - - - - - - 76 - - 76 - - 75 BL Depth EXPERIMENT - - - - - - 93 - - 77 - - 37 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 5 - - 5 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] 96467 47 262 48 265 56 261 96467 89186 27 259 35 261 31 265 89186 83630 12 254 15 275 18 271 83630 79037 16 282 16 286 17 290 79037 75094 17 238 16 269 17 266 75094 71629 5 290 4 230 8 286 71629 68467 30 287 29 305 25 308 68467 65522 42 269 42 290 42 296 65522 62775 33 252 44 268 43 281 62775 60109 13 267 28 260 34 277 60109 57306 21 272 31 283 45 286 57306 54369 45 283 50 283 52 277 54369 51560 58 279 55 277 51 281 51560 49036 60 280 57 278 56 284 49036 46782 63 279 61 279 61 285 46782 44738 68 277 66 280 69 283 44738 42870 72 278 69 280 72 280 42870 41163 73 279 69 279 71 280 41163 39604 70 279 65 278 74 281 39604 38168 70 284 69 286 71 281 38168 36827 78 289 80 289 73 288 36827 35537 85 288 82 290 72 288 35537 34223 86 286 79 294 70 291 34223 32856 84 287 78 300 69 292 32856 31439 85 290 78 307 67 291 31439 29956 88 289 75 303 68 288 29956 28394 89 287 77 295 68 284 28394 26752 86 288 79 293 70 285 26752 25029 81 290 76 292 71 290 25029 23227 74 291 69 290 69 293 23227 21348 68 290 63 288 63 291 21348 19388 64 292 56 285 54 285 19388 17344 58 292 49 285 44 280 17344 15261 46 288 44 286 36 274 15261 13262 34 287 36 286 30 268 13262 11456 30 292 31 288 27 269 11456 9859 29 294 32 291 26 278 9859 8445 26 292 32 291 24 288 8445 7189 23 288 28 285 21 293 7189 6074 19 287 20 273 19 287 6074 5089 18 290 15 271 19 273 5089 4225 17 295 15 277 18 272 4225 3465 16 300 14 288 20 282 3465 2786 16 303 14 294 21 290 2786 2186 15 305 13 298 21 296 2186 1685 15 306 13 301 20 299 1685 1300 14 308 12 303 17 302 1300 1035 13 308 11 304 13 304 1035 875 12*309 9*305 8*302 875 784 9*309 7*305 3*291 784 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