DrJack's BLIPSPOT for: THU 05/21 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 - - - - - - 69.8 - - 68.4 - - - Temp@2m Sfc.Heating - - - - - - 52 - - 18 - - - Sfc.Heating BL Depth - - - - - - 1646 - - 1351 - - - BL Depth Hcrit - - - - - - 1277 - - 1277 - - - Hcrit BL Top - - - - - - 3083 - - 2788 - - - BL Top Hgt.Variab. - - - - - - 1540 - - 1537 - - - Hgt.Variab. W* - - - - - - 191 - - 136 - - - W* B/S - - - - - - 5 - - 2 - - - B/S BL Wind - - - - - - 6 - - 12 - - - BL Wind Direction - - - - - - 040 - - 038 - - - Direction Wind Shear - - - - - - 3 - - 6 - - - Wind Shear Max.Converg - - - - - - 2 - - 6 - - - Max.Converg CLOUDpotent - - - - - - 754 - - 386 - - - CLOUDpotentl sfcLCL - - - - - - 2329 - - 2402 - - - sfcLCL ODpotential - - - - - - 182 - - -788 - - - ODpotential blCL - - - - - - 2901 - - 3576 - - - blCL maxRH - - - - - - 100 - - 100 - - - maxRH CAPE - - - - - - 260 - - 120 - - - CAPE Temp@2m - - - - - - 69.8 - - 68.4 - - - Temp@2m DewPt@2m - - - - - - 63.9 - - 62.2 - - - DewPt@2m Temp@Bot - - - - - - 69.3 - - 68.2 - - - Temp@Bot DewPt@Bot - - - - - - 63.1 - - 61.4 - - - DewPt@bot Sfc.Heating - - - - - - 52 - - 18 - - - Sfc.Heating BL Depth - - - - - - 1646 - - 1351 - - - BL Depth EXPERIMENT - - - - - - 100 - - 101 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 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 15 117 12 166 98214 90788 11 129 12 157 90788 85062 9 117 7 111 85062 80319 6 085 4 018 80319 76235 5 093 8 013 76235 72628 2 254 6 346 72628 69392 7 272 2 234 69392 66440 7 275 5 228 66440 63703 8 227 15 255 63703 61044 9 220 18 237 61044 58262 14 240 22 261 58262 55372 22 247 27 251 55372 52634 35 246 39 236 52634 50194 39 221 40 234 50194 48020 36 240 39 245 48020 46061 44 247 46 245 46061 44279 40 247 49 244 44279 42638 48 263 47 245 42638 41105 55 265 46 242 41105 39656 50 258 47 242 39656 38283 46 252 47 243 38283 36947 42 254 47 243 36947 35584 39 255 47 242 35584 34163 39 252 44 242 34163 32690 39 250 38 239 32690 31151 37 242 35 239 31151 29535 31 241 34 240 29535 27842 26 236 33 244 27842 26074 24 233 32 244 26074 24229 25 236 29 239 24229 22311 27 236 27 237 22311 20315 28 236 26 233 20315 18237 26 238 26 231 18237 16125 23 245 26 229 16125 14095 17 238 23 220 14095 12259 17 220 19 205 12259 10636 18 213 16 199 10636 9198 16 209 12 203 9198 7915 11 212 9 212 7915 6770 8 215 5 219 6770 5755 3 215 1 217 5755 4861 1 107 4 069 4861 4074 5 068 10 058 4074 3370 7*059 13*051 3370 2749 7*052 13*045 2749 2230 7 043 13 039 2230 1831 6 037 12 036 1831 1556 6 033 11 033 1556 1389 6 030 10 031 1389 1294 5 027 8 029 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