DrJack's BLIPSPOT for: WED 07/29 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 - - - - - - 77.5 - - 77.0 - - - Temp@2m Sfc.Heating - - - - - - 92 - - 9 - - - Sfc.Heating BL Depth - - - - - - 4889 - - 4805 - - - BL Depth Hcrit - - - - - - 4308 - - 2573 - - - Hcrit BL Top - - - - - - 6326 - - 6242 - - - BL Top Hgt.Variab. - - - - - - 1715 - - 1850 - - - Hgt.Variab. W* - - - - - - 348 - - 230 - - - W* B/S - - - - - - 4 - - 3 - - - B/S BL Wind - - - - - - 15 - - 16 - - - BL Wind Direction - - - - - - 314 - - 324 - - - Direction Wind Shear - - - - - - 4 - - 7 - - - Wind Shear Max.Converg - - - - - - 10 - - 9 - - - Max.Converg CLOUDpotent - - - - - - 1281 - - 839 - - - CLOUDpotentl sfcLCL - - - - - - 5045 - - 5403 - - - sfcLCL ODpotential - - - - - - -250 - - -1372 - - - ODpotential blCL - - - - - - 6576 - - 7614 - - - blCL maxRH - - - - - - 85 - - 81 - - - maxRH CAPE - - - - - - 150 - - 20 - - - CAPE Temp@2m - - - - - - 77.5 - - 77.0 - - - Temp@2m DewPt@2m - - - - - - 59.6 - - 57.6 - - - DewPt@2m Temp@Bot - - - - - - 77.1 - - 77.2 - - - Temp@Bot DewPt@Bot - - - - - - 58.2 - - 56.3 - - - DewPt@bot Sfc.Heating - - - - - - 92 - - 9 - - - Sfc.Heating BL Depth - - - - - - 4889 - - 4805 - - - BL Depth EXPERIMENT - - - - - - 39 - - 24 - - - EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 9 - - - 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] 99498 46 095 34 093 99498 91971 42 086 39 084 91971 86180 37 088 36 081 86180 81386 29 094 27 082 81386 77268 21 101 22 091 77268 73630 18 090 22 093 73630 70316 17 082 15 079 70316 67278 12 096 12 094 67278 64468 10 081 12 084 64468 61750 9 084 5 046 61750 58918 7 026 1 097 58918 55974 12 316 11 312 55974 53170 14 298 23 308 53170 50652 20 301 28 306 50652 48396 20 289 27 298 48396 46341 21 305 25 306 46341 44448 37 311 32 305 44448 42695 46 302 37 297 42695 41062 46 294 38 302 41062 39533 45 292 44 308 39533 38097 45 291 45 305 38097 36716 45 287 41 306 36716 35326 42 283 38 304 35326 33900 40 284 36 296 33900 32439 39 288 34 290 32439 30921 41 290 33 289 30921 29329 41 290 32 291 29329 27661 38 291 31 292 27661 25919 34 294 27 293 25919 24103 28 295 25 295 24103 22216 25 292 24 295 22216 20250 24 295 23 294 20250 18200 22 302 21 296 18200 16110 20 306 17 299 16110 14098 20 307 14 302 14098 12269 19 305 14 308 12269 10643 17 307 14 312 10643 9200 15 309 13 319 9200 7923 14 306 16 323 7923 6790 14*307 17*324 6790 5785 14*309 17*324 5785 4895 15 312 17 324 4895 4106 15 313 17 324 4106 3397 15 314 17 324 3397 2769 16 315 17 324 2769 2243 15 316 16 324 2243 1839 15 316 15 324 1839 1561 14 316 14 324 1561 1391 13 316 13 323 1391 1294 11 316 10 323 1294 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