DrJack's BLIPSPOT for: FRI 05/08 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 - - - 60.9 - - 66.9 - - 68.6 - - 63.5 Temp@2m Sfc.Heating - - - 215 - - 295 - - 146 - - -2 Sfc.Heating BL Depth - - - 6240 - - 7688 - - 6635 - - 76 BL Depth Hcrit - - - 4958 - - 6266 - - 5017 - - 769 Hcrit BL Top - - - 6949 - - 8397 - - 7344 - - 785 BL Top Hgt.Variab. - - - 1751 - - 2085 - - 3416 - - 8899 Hgt.Variab. W* - - - 457 - - 543 - - 411 - - 9 W* B/S - - - 5 - - 6 - - 5 - - 1 B/S BL Wind - - - 15 - - 16 - - 14 - - 2 BL Wind Direction - - - 274 - - 257 - - 268 - - 257 Direction Wind Shear - - - 10 - - 10 - - 11 - - 0 Wind Shear Max.Converg - - - -4 - - 4 - - 19 - - 0 Max.Converg CLOUDpotent - - - -204 - - -168 - - -1008 - - -6015 CLOUDpotentl sfcLCL - - - 7154 - - 8566 - - 8353 - - 6801 sfcLCL ODpotential - - - -1787 - - -1919 - - -1968 - - -7662 ODpotential blCL - - - 8736 - - 10316 - - 9312 - - 8447 blCL maxRH - - - 75 - - 69 - - 88 - - 73 maxRH CAPE - - - 0 - - 0 - - 10 - - 10 CAPE Temp@2m - - - 60.9 - - 66.9 - - 68.6 - - 63.5 Temp@2m DewPt@2m - - - 32.1 - - 31.7 - - 34.5 - - 36.6 DewPt@2m Temp@Bot - - - 59.3 - - 65.1 - - 67.4 - - 66.2 Temp@Bot DewPt@Bot - - - 30.9 - - 30.5 - - 33.4 - - 35.5 DewPt@bot Sfc.Heating - - - 215 - - 295 - - 146 - - -2 Sfc.Heating BL Depth - - - 6240 - - 7688 - - 6635 - - 76 BL Depth EXPERIMENT - - - 1 - - 0 - - 53 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - 4 - - 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] 97523 11 059 11 038 5 021 11 262 97523 90211 4 327 8 345 8 340 7 302 90211 84563 5 214 4 251 9 301 8 295 84563 79844 7 298 6 272 14 297 4 325 79844 75766 7 232 9 201 7 254 4 286 75766 72167 16 258 13 262 15 274 7 272 72167 68912 18 233 15 245 21 264 16 257 68912 65913 23 248 11 221 25 255 24 250 65913 63101 34 257 24 255 28 244 27 260 63101 60347 41 261 36 262 34 261 39 269 60347 57486 44 252 45 266 43 261 48 264 57486 54547 47 251 54 262 52 258 53 260 54547 51749 54 255 62 258 56 259 55 260 51749 49228 62 260 68 256 60 262 59 263 49228 46965 72 262 74 259 71 267 69 269 46965 44915 79 264 81 261 89 265 91 266 44915 43049 85 265 88 261 100 260 101 261 43049 41341 92 265 95 263 104 259 106 260 41341 39762 98 267 107 266 108 263 112 260 39762 38293 107 270 110 265 108 266 112 261 38293 36917 117 271 109 270 109 268 111 264 36917 35594 122 270 116 274 110 269 110 264 35594 34257 116 269 118 274 111 269 107 264 34257 32875 102 269 115 275 110 270 104 263 32875 31445 89 269 108 275 105 271 98 264 31445 29951 81 270 100 274 96 271 90 266 29951 28383 80 270 89 272 88 271 81 268 28383 26741 80 270 84 269 84 269 73 272 26741 25022 78 271 82 269 79 267 68 271 25022 23228 75 271 80 272 74 267 68 272 23228 21365 70 271 75 274 71 270 63 277 21365 19428 64 272 66 271 63 273 55 280 19428 17405 56 276 55 271 53 271 49 274 17405 15345 49 279 49 279 45 268 39 272 15345 13369 41 278 46 288 38 269 28 274 13369 11580 34 279 43 292 33 265 27 256 11580 9993 31 276 32 287 27 257 25 226 9993 8581 25 276 21*269 21*253 22 221 8581 7322 19*279 19*259 18*255 19 223 7322 6200 18*279 18 259 17 257 16 229 6200 5203 18 278 18 258 15 264 14 237 5203 4323 16 276 17 257 15 268 13 244 4323 3545 15 274 16 256 14 272 12 250 3545 2847 15 272 16 256 14 274 12 255 2847 2230 14 271 15 256 13 277 11 260 2230 1714 13 270 14 256 13 279 10 263 1714 1318 12 269 13 256 12 281 9 264 1318 1045 11 269 13 256 12 281 7 265 1045 880 10 268 12 256 11 282 5 263 880 785 8 268 9 256 8 282 2*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