DrJack's BLIPSPOT for: SAT 07/18 Waynesboro_VA 1437ft pt32142@38.180,-78.911,1424ft BLIPSPOT sfc.temp. adjusted by +0.0 degF SPONSORED BY: Shenandoah Valley Soaring www.svsoar.org RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 89.6 - - 86.5 - - - Temp@2m Sfc.Heating - - - - - - 40 - - -33 - - - Sfc.Heating BL Depth - - - - - - 5051 - - 3569 - - - BL Depth Hcrit - - - - - - 4055 - - 1279 - - - Hcrit BL Top - - - - - - 6488 - - 5006 - - - BL Top Hgt.Variab. - - - - - - 3643 - - 3443 - - - Hgt.Variab. W* - - - - - - 303 - - 194 - - - W* B/S - - - - - - 4 - - 2 - - - B/S BL Wind - - - - - - 14 - - 17 - - - BL Wind Direction - - - - - - 229 - - 247 - - - Direction Wind Shear - - - - - - 5 - - 10 - - - Wind Shear Max.Converg - - - - - - 6 - - 14 - - - Max.Converg CLOUDpotent - - - - - - 687 - - 551 - - - CLOUDpotentl sfcLCL - - - - - - 5802 - - 4455 - - - sfcLCL ODpotential - - - - - - -1395 - - -1650 - - - ODpotential blCL - - - - - - 7883 - - 6656 - - - blCL maxRH - - - - - - 84 - - 93 - - - maxRH CAPE - - - - - - 1870 - - 2430 - - - CAPE Temp@2m - - - - - - 89.6 - - 86.5 - - - Temp@2m DewPt@2m - - - - - - 68.3 - - 70.9 - - - DewPt@2m Temp@Bot - - - - - - 89.7 - - 87.7 - - - Temp@Bot DewPt@Bot - - - - - - 66.9 - - 69.5 - - - DewPt@bot Sfc.Heating - - - - - - 40 - - -33 - - - Sfc.Heating BL Depth - - - - - - 5051 - - 3569 - - - BL Depth EXPERIMENT - - - - - - 35 - - 70 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 15 - - - 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] 99466 45 088 25 086 99466 91909 34 080 29 076 91909 86073 24 064 30 073 86073 81266 18 066 24 075 81266 77148 18 074 17 077 77148 73511 16 084 13 085 73511 70214 11 063 13 093 70214 67180 3 354 10 068 67180 64383 4 153 5 350 64383 61686 5 025 6 279 61686 58889 16 319 16 308 58889 55995 21 278 19 292 55995 53251 22 288 26 285 53251 50825 29 283 31 284 50825 48669 31 263 37 281 48669 46709 28 263 37 263 46709 44906 30 283 37 267 44906 43232 37 288 42 274 43232 41664 37 281 45 269 41664 40183 40 276 43 264 40183 38780 38 270 40 260 38780 37418 36 266 38 258 37418 36029 33 263 38 256 36029 34586 32 255 37 256 34586 33092 32 253 35 258 33092 31533 34 253 34 258 31533 29897 31 250 36 256 29897 28187 30 248 37 255 28187 26400 34 246 37 255 26400 24538 35 247 36 254 24538 22608 33 248 33 251 22608 20607 31 246 30 248 20607 18527 28 252 29 250 18527 16409 23 256 28 254 16409 14370 19 256 28 257 14370 12520 17 262 26 254 12520 10875 14 258 25 247 10875 9409 14 245 24 247 9409 8103 15 235 22 249 8103 6940 15*230 21 248 6940 5907 15*229 20*248 5907 4993 15 229 19*247 4993 4183 15 228 19 247 4183 3455 14 228 18 247 3455 2809 14 228 18 247 2809 2270 14 228 17 247 2270 1854 13 228 16 247 1854 1569 13 228 15 247 1569 1395 12 228 13 248 1395 1295 9 229 10 248 1295 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