DrJack's BLIPSPOT for: WED 05/27 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 - - - - - - 78.9 - - 74.9 - - - Temp@2m Sfc.Heating - - - - - - 66 - - -10 - - - Sfc.Heating BL Depth - - - - - - 1666 - - 1368 - - - BL Depth Hcrit - - - - - - 1735 - - 1277 - - - Hcrit BL Top - - - - - - 3103 - - 2805 - - - BL Top Hgt.Variab. - - - - - - 4201 - - 3645 - - - Hgt.Variab. W* - - - - - - 226 - - 112 - - - W* B/S - - - - - - 4 - - 2 - - - B/S BL Wind - - - - - - 11 - - 13 - - - BL Wind Direction - - - - - - 276 - - 260 - - - Direction Wind Shear - - - - - - 6 - - 8 - - - Wind Shear Max.Converg - - - - - - 17 - - 18 - - - Max.Converg CLOUDpotent - - - - - - -456 - - 225 - - - CLOUDpotentl sfcLCL - - - - - - 3559 - - 2580 - - - sfcLCL ODpotential - - - - - - -2007 - - -1488 - - - ODpotential blCL - - - - - - 5110 - - 4293 - - - blCL maxRH - - - - - - 94 - - 100 - - - maxRH CAPE - - - - - - 1460 - - 1260 - - - CAPE Temp@2m - - - - - - 78.9 - - 74.9 - - - Temp@2m DewPt@2m - - - - - - 67.3 - - 67.6 - - - DewPt@2m Temp@Bot - - - - - - 78.4 - - 75.5 - - - Temp@Bot DewPt@Bot - - - - - - 66.0 - - 66.6 - - - DewPt@bot Sfc.Heating - - - - - - 66 - - -10 - - - Sfc.Heating BL Depth - - - - - - 1666 - - 1368 - - - BL Depth EXPERIMENT - - - - - - 75 - - 102 - - - EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 14 - - - 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] 98464 7 135 11 041 98464 91023 9 069 10 044 91023 85286 12 061 7 066 85286 80535 15 077 5 106 80535 76454 14 061 9 078 76454 72847 14 033 12 044 72847 69576 7 009 11 026 69576 66570 1 017 6 040 66570 63796 5 039 3 293 63796 61131 4 338 4 029 61131 58368 8 240 14 287 58368 55505 17 254 22 271 55505 52777 30 259 32 267 52777 50333 39 251 40 266 50333 48150 55 250 57 255 48150 46182 60 242 63 244 46182 44380 62 247 64 245 44380 42712 72 253 75 249 42712 41158 83 246 86 246 41158 39694 78 239 88 243 39694 38306 76 232 87 242 38306 36958 76 235 84 242 36958 35586 65 244 80 243 35586 34164 57 246 71 244 34164 32695 54 245 61 241 32695 31164 52 245 58 244 31164 29556 55 242 55 251 29556 27871 57 242 51 249 27871 26106 58 246 50 247 26106 24267 54 253 47 246 24267 22358 42 259 39 247 22358 20372 35 258 40 249 20372 18308 34 258 37 258 18308 16208 27 259 36 265 16208 14185 25 260 34 271 14185 12347 25 261 30 266 12347 10713 26 260 25 270 10713 9261 25 260 23 276 9261 7971 22 264 21 279 7971 6825 19 266 20 278 6825 5810 17 268 19 275 5810 4913 16 270 18 271 4913 4118 15 271 17 267 4118 3405 14*272 16*264 3405 2774 13*273 15*263 2774 2246 12 275 14 261 2246 1841 10 278 13 259 1841 1561 10 279 12 258 1561 1391 9 280 10 257 1391 1294 7 281 7 256 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