DrJack's BLIPSPOT for: MON 05/04 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 = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1554z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - - - - 73.1 - - 74.7 - - 69.1 Temp@2m Sfc.Heating - - - - - - 337 - - 53 - - -18 Sfc.Heating BL Depth - - - - - - 7255 - - 77 - - 77 BL Depth Hcrit - - - - - - 5978 - - 769 - - 769 Hcrit BL Top - - - - - - 7964 - - 786 - - 786 BL Top Hgt.Variab. - - - - - - 2488 - - 11288 - - 1550 Hgt.Variab. W* - - - - - - 552 - - 68 - - 12 W* B/S - - - - - - 6 - - 1 - - 1 B/S BL Wind - - - - - - 15 - - 9 - - 4 BL Wind Direction - - - - - - 237 - - 218 - - 196 Direction Wind Shear - - - - - - 17 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -3 - - -1 - - -2 Max.Converg CLOUDpotent - - - - - - -660 - - -7159 - - -5468 CLOUDpotentl sfcLCL - - - - - - 8625 - - 7945 - - 6254 sfcLCL ODpotential - - - - - - -1484 - - -7423 - - -7612 ODpotential blCL - - - - - - 9448 - - 8209 - - 8398 blCL maxRH - - - - - - 76 - - 91 - - 77 maxRH CAPE - - - - - - 10 - - 160 - - 130 CAPE Temp@2m - - - - - - 73.1 - - 74.7 - - 69.1 Temp@2m DewPt@2m - - - - - - 37.6 - - 42.4 - - 44.6 DewPt@2m Temp@Bot - - - - - - 70.9 - - 73.9 - - 71.9 Temp@Bot DewPt@Bot - - - - - - 36.5 - - 41.5 - - 44.0 DewPt@bot Sfc.Heating - - - - - - 337 - - 53 - - -18 Sfc.Heating BL Depth - - - - - - 7255 - - 77 - - 77 BL Depth EXPERIMENT - - - - - - 5 - - 63 - - 9 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 6 - - 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] 97814 15 214 9 256 14 297 97814 90445 11 246 9 240 14 267 90445 84761 17 221 12 238 10 225 84761 80000 17 206 18 250 10 255 80000 75874 18 215 22 225 15 224 75874 72212 12 214 19 229 19 227 72212 68888 10 231 21 231 18 222 68888 65824 19 244 19 226 16 224 65824 62979 25 242 23 250 19 246 62979 60225 28 237 29 238 23 255 60225 57348 33 245 31 250 29 256 57348 54363 38 247 38 251 34 254 54363 51525 38 249 36 246 35 259 51525 48984 38 252 38 257 39 264 48984 46719 41 253 43 261 44 259 46719 44671 41 260 47 262 45 260 44671 42817 46 267 47 262 49 259 42817 41134 50 263 43 272 38 252 41134 39596 46 259 38 281 27 269 39596 38172 40 268 36 285 32 280 38172 36830 42 289 37 280 35 278 36830 35532 48 294 38 275 35 276 35532 34213 53 290 38 275 33 277 34213 32847 54 285 40 277 28 275 32847 31439 42 279 44 278 21 274 31439 29974 34 287 43 278 16 270 29974 28434 35 290 37 278 16 265 28434 26818 34 282 32 275 20 262 26818 25126 34 274 28 268 24 264 25126 23355 35 273 28 259 23 266 23355 21509 33 279 31 257 20 266 21509 19582 29 282 34 263 20 267 19582 17572 25 270 35 268 26 278 17572 15521 27 257 35 270 34 284 15521 13542 28 264 31 269 36 282 13542 11737 30 275 26 266 33 278 11737 10129 29 271 24 261 30 272 10129 8696 24*261 18 244 27 260 8696 7419 23*258 17 236 24 246 7419 6281 20 250 17 233 23 242 6281 5271 17 240 16 230 22 241 5271 4378 16 234 16 227 20 241 4378 3588 15 230 16 225 19 241 3588 2880 14 227 15 223 18 238 2880 2252 13 225 15 222 16 234 2252 1728 13 223 14 221 14 227 1728 1326 12 222 14 220 12 219 1326 1050 11 221 13 220 10 209 1050 882 11 221 11*219 7*202 882 786 9 220 9*218 4*196 786 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