DrJack's BLIPSPOT for: MON 04/13 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 - - - - - - 68.8 - - 78.1 - - - Temp@2m Sfc.Heating - - - - - - -22 - - 60 - - - Sfc.Heating BL Depth - - - - - - 16 - - 4623 - - - BL Depth Hcrit - - - - - - 1277 - - 3586 - - - Hcrit BL Top - - - - - - 1294 - - 6060 - - - BL Top Hgt.Variab. - - - - - - 4512 - - 2637 - - - Hgt.Variab. W* - - - - - - 14 - - 279 - - - W* B/S - - - - - - 0 - - 3 - - - B/S BL Wind - - - - - - 6 - - 19 - - - BL Wind Direction - - - - - - 232 - - 242 - - - Direction Wind Shear - - - - - - 0 - - 10 - - - Wind Shear Max.Converg - - - - - - 1 - - 9 - - - Max.Converg CLOUDpotent - - - - - - -4061 - - -1634 - - - CLOUDpotentl sfcLCL - - - - - - 5355 - - 7694 - - - sfcLCL ODpotential - - - - - - -6501 - - -3890 - - - ODpotential blCL - - - - - - 7795 - - 9950 - - - blCL maxRH - - - - - - 100 - - 87 - - - maxRH CAPE - - - - - - 10 - - 0 - - - CAPE Temp@2m - - - - - - 68.8 - - 78.1 - - - Temp@2m DewPt@2m - - - - - - 50.1 - - 49.0 - - - DewPt@2m Temp@Bot - - - - - - 70.2 - - 77.8 - - - Temp@Bot DewPt@Bot - - - - - - 49.4 - - 48.1 - - - DewPt@bot Sfc.Heating - - - - - - -22 - - 60 - - - Sfc.Heating BL Depth - - - - - - 16 - - 4623 - - - BL Depth EXPERIMENT - - - - - - 101 - - 48 - - - EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 7 - - - 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] 96754 37 254 43 251 96754 89460 39 252 38 261 89460 83906 42 259 37 263 83906 79333 40 265 38 264 79333 75420 29 270 32 273 75420 71975 24 283 25 288 71975 68847 26 285 22 292 68847 65951 28 277 27 273 65951 63263 24 287 28 268 63263 60657 31 295 29 273 60657 57920 40 267 38 263 57920 55063 40 260 40 260 55063 52320 45 263 40 259 52320 49843 45 268 50 267 49843 47632 50 262 54 262 47632 45650 58 264 55 269 45650 43868 70 262 56 273 43868 42240 71 249 55 264 42240 40716 66 249 52 261 40716 39278 71 258 50 264 39278 37915 76 256 52 267 37915 36594 74 252 52 267 36594 35246 73 251 57 263 35246 33846 74 254 60 264 33846 32398 71 255 60 268 32398 30887 63 252 63 266 30887 29302 62 255 65 263 29302 27641 60 257 61 262 27641 25901 58 254 58 260 25901 24084 57 253 57 258 24084 22193 53 253 55 259 22193 20226 43 252 53 266 20226 18183 34 252 40 277 18183 16105 36 247 30 283 16105 14104 36 246 28 280 14104 12282 29 255 26 280 12282 10661 28 268 25 281 10661 9219 31 272 25 275 9219 7937 32 263 24 268 7937 6798 32 250 22*253 6798 5787 31 241 21*248 5787 4894 30 243 21 246 4894 4103 29 245 20 243 4103 3394 28 246 20 241 3394 2766 27 246 19 240 2766 2241 24 245 19 239 2241 1838 20 243 18 237 1838 1559 15 240 17 237 1559 1390 11*237 15 237 1390 1294 6*232 11 236 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