DrJack's BLIPSPOT for: SUN 05/05 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 - - 0954z - - 1000z - - 1332z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 63.2 - - 70.0 - - 70.3 - - 66.7 Temp@2m Sfc.Heating - - - 75 - - 126 - - 20 - - -17 Sfc.Heating BL Depth - - - 76 - - 1573 - - 77 - - 77 BL Depth Hcrit - - - 769 - - 1265 - - 770 - - 769 Hcrit BL Top - - - 785 - - 2282 - - 786 - - 786 BL Top Hgt.Variab. - - - 1684 - - 2087 - - 3243 - - 1576 Hgt.Variab. W* - - - 75 - - 247 - - 53 - - 17 W* B/S - - - 3 - - 4 - - 2 - - 1 B/S BL Wind - - - 4 - - 13 - - 6 - - 4 BL Wind Direction - - - 166 - - 183 - - 187 - - 143 Direction Wind Shear - - - 0 - - 8 - - 0 - - 0 Wind Shear Max.Converg - - - -2 - - -3 - - -2 - - -2 Max.Converg CLOUDpotent - - - -930 - - 48 - - -1475 - - -664 CLOUDpotentl sfcLCL - - - 1715 - - 2234 - - 2261 - - 1450 sfcLCL ODpotential - - - -3435 - - -601 - - -1920 - - -3146 ODpotential blCL - - - 4220 - - 2883 - - 2706 - - 3932 blCL maxRH - - - 98 - - 98 - - 100 - - 85 maxRH CAPE - - - 40 - - 300 - - 350 - - 210 CAPE Temp@2m - - - 63.2 - - 70.0 - - 70.3 - - 66.7 Temp@2m DewPt@2m - - - 58.4 - - 62.8 - - 63.0 - - 62.8 DewPt@2m Temp@Bot - - - 62.2 - - 68.8 - - 69.8 - - 67.5 Temp@Bot DewPt@Bot - - - 57.7 - - 61.8 - - 62.2 - - 62.6 DewPt@bot Sfc.Heating - - - 75 - - 126 - - 20 - - -17 Sfc.Heating BL Depth - - - 76 - - 1573 - - 77 - - 77 BL Depth EXPERIMENT - - - 93 - - 92 - - 98 - - 39 EXPERIMENT EXPERIMENT2 - - - 11 - - 12 - - 12 - - 12 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] 98214 3 237 17 266 17 259 19 305 98214 90768 7 250 13 259 17 273 21 289 90768 85062 7 245 11 253 13 296 16 300 85062 80334 5 278 6 239 9 307 13 293 80334 76270 2 293 3 075 4 347 6 274 76270 72694 1 077 4 006 4 014 1 205 72694 69462 0 194 1 051 3 239 1 120 69462 66490 7 226 4 233 9 261 8 305 66490 63737 8 242 7 201 14 241 11 271 63737 61074 13 261 9 271 16 250 19 259 61074 58286 26 253 21 259 20 260 20 267 58286 55365 32 245 31 262 29 259 28 270 55365 52553 32 244 39 258 33 259 31 269 52553 50020 31 253 37 255 38 265 35 274 50020 47760 33 255 38 254 43 270 38 279 47760 45724 30 254 38 245 47 265 51 280 45724 43888 19 260 29 237 49 258 67 268 43888 42217 19 271 34 263 34 267 45 277 42217 40677 30 281 43 285 54 307 46 305 40677 39244 34 268 39 291 74 303 69 302 39244 37892 27 251 27 282 66 300 69 291 37892 36576 27 235 28 279 61 300 67 282 36576 35230 25 228 33 271 49 303 63 288 35230 33828 25 225 33 260 38 295 58 302 33828 32374 26 223 34 245 37 282 46 297 32374 30851 28 228 38 236 36 272 38 289 30851 29245 30 233 38 234 35 263 39 276 29245 27557 30 228 35 233 35 259 42 271 27557 25789 29 218 32 236 33 261 40 274 25789 23946 26 220 29 237 31 262 35 271 23946 22027 27 230 28 236 26 256 28 271 22027 20025 27 239 28 234 24 243 21 264 20025 17937 24 241 25 244 23 242 16 262 17937 15812 20 231 20 254 18 244 13 257 15812 13765 17 232 16 254 15 241 16 252 13765 11905 16 233 15 246 18 246 17 243 11905 10254 13 224 16 242 19 250 13 241 10254 8787 13 219 17 239 15 246 11 246 8787 7482 16 222 17 236 10 218 10 264 7482 6323 19 222 16 228 12 202 10 269 6323 5295 22 211 18 212 16 209 10 261 5295 4390 25 205 20 206 18 211 10 242 4390 3592 24 204 20 203 16 207 12 226 3592 2880 21 204 18*200 14 203 12 214 2880 2251 14 204 15*192 12 196 11 198 2251 1727 9 190 13 183 11 193 12 178 1727 1325 6 174 13 180 10 191 11 166 1325 1049 6 170 12 178 9 190 10 157 1049 882 5 168 11 177 8*189 8*151 882 786 4*166 8 176 6*187 4*143 786 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