DrJack's BLIPSPOT for: SUN 03/08 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 - - - 64.0 - - 67.9 - - 66.1 - - 56.7 Temp@2m Sfc.Heating - - - 23 - - 65 - - 62 - - -12 Sfc.Heating BL Depth - - - 76 - - 77 - - 76 - - 76 BL Depth Hcrit - - - 769 - - 769 - - 769 - - 768 Hcrit BL Top - - - 785 - - 786 - - 785 - - 785 BL Top Hgt.Variab. - - - 5100 - - 6766 - - 5756 - - 2826 Hgt.Variab. W* - - - 57 - - 75 - - 71 - - 12 W* B/S - - - 1 - - 1 - - 1 - - 1 B/S BL Wind - - - 8 - - 10 - - 11 - - 4 BL Wind Direction - - - 254 - - 261 - - 269 - - 257 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - 0 - - 1 - - 1 - - -1 Max.Converg CLOUDpotent - - - -1852 - - -3313 - - -4262 - - -2668 CLOUDpotentl sfcLCL - - - 2637 - - 4099 - - 5047 - - 3453 sfcLCL ODpotential - - - -2241 - - -3564 - - -5314 - - -7562 ODpotential blCL - - - 3026 - - 4350 - - 6099 - - 8347 blCL maxRH - - - 96 - - 83 - - 66 - - 51 maxRH CAPE - - - 60 - - 100 - - 0 - - 0 CAPE Temp@2m - - - 64.0 - - 67.9 - - 66.1 - - 56.7 Temp@2m DewPt@2m - - - 55.0 - - 52.5 - - 46.7 - - 44.5 DewPt@2m Temp@Bot - - - 63.5 - - 67.2 - - 65.8 - - 59.2 Temp@Bot DewPt@Bot - - - 53.8 - - 51.4 - - 45.9 - - 43.6 DewPt@bot Sfc.Heating - - - 23 - - 65 - - 62 - - -12 Sfc.Heating BL Depth - - - 76 - - 77 - - 76 - - 76 BL Depth EXPERIMENT - - - 83 - - 33 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 9 - - 8 - - 7 - - 6 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] 95887 47 254 49 261 33 276 31 286 95887 88701 44 242 47 255 48 267 42 279 88701 83247 35 245 38 243 45 248 46 261 83247 78784 34 258 31 252 39 251 41 254 78784 74941 41 261 34 257 39 258 37 259 74941 71533 47 253 36 250 38 255 35 262 71533 68434 51 248 42 253 40 258 39 268 68434 65578 52 245 50 250 48 257 43 262 65578 62915 56 241 54 246 54 245 47 258 62915 60316 59 228 54 247 51 239 53 249 60316 57581 52 246 58 255 51 246 57 252 57581 54719 70 256 69 253 70 257 72 254 54719 51965 86 248 80 247 88 253 77 253 51965 49467 89 239 83 243 90 249 77 256 49467 47215 84 237 83 242 87 249 80 258 47215 45172 80 242 83 244 88 251 84 257 45172 43309 85 249 85 248 90 249 85 254 43309 41602 88 252 86 249 89 247 84 251 41602 40030 97 254 96 251 90 247 86 245 40030 38576 102 247 111 244 97 243 91 238 38576 37217 93 238 105 232 108 238 100 236 37217 35902 92 238 102 229 107 235 111 229 35902 34563 97 241 105 233 104 236 108 228 34563 33169 94 242 103 236 101 237 98 231 33169 31729 91 241 101 241 98 238 88 233 31729 30225 89 241 97 243 94 237 86 234 30225 28641 87 243 93 240 92 237 84 235 28641 26978 86 245 89 237 94 237 78 236 26978 25239 85 245 88 238 94 239 74 236 25239 23425 79 246 83 240 84 243 70 238 23425 21543 64 248 71 239 65 241 63 241 21543 19590 50 239 60 235 61 236 59 245 19590 17552 50 232 59 230 63 241 55 253 17552 15470 50 228 61 229 62 249 50 261 15470 13462 51 228 61 242 58 258 42 268 13462 11636 50 234 57 259 52 265 33 269 11636 10014 46 245 49 265 46 272 30 269 10014 8576 44 256 41 265 39 275 28 274 8576 7301 41 261 33 261 31 273 27 279 7301 6171 36 261 28 261 23 267 27 281 6171 5174 31 261 25 262 20 264 24 276 5174 4297 28 261 23 262 20 265 21 269 4297 3523 24 260 20 262 20 265 18 263 3523 2830 20 258 19 261 20 266 16 264 2830 2218 17 256 19 261 20 267 15 267 2218 1706 15 255 18 261 20 268 14 269 1706 1313 14 255 17 261 19 268 12 270 1313 1042 13 255 16 261 18 268 10 269 1042 879 11 254 14*261 15 269 7*265 879 785 8*254 10*261 11*269 4*257 785 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