DrJack's BLIPSPOT for: THU 02/19 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 - - - - - - 49.8 - - 47.0 - - - Temp@2m Sfc.Heating - - - - - - 32 - - 1 - - - Sfc.Heating BL Depth - - - - - - 448 - - 160 - - - BL Depth Hcrit - - - - - - 1276 - - 1275 - - - Hcrit BL Top - - - - - - 1885 - - 1597 - - - BL Top Hgt.Variab. - - - - - - 653 - - 1210 - - - Hgt.Variab. W* - - - - - - 103 - - 28 - - - W* B/S - - - - - - 1 - - 1 - - - B/S BL Wind - - - - - - 14 - - 7 - - - BL Wind Direction - - - - - - 115 - - 078 - - - Direction Wind Shear - - - - - - 7 - - 5 - - - Wind Shear Max.Converg - - - - - - -12 - - -2 - - - Max.Converg CLOUDpotent - - - - - - 400 - - 305 - - - CLOUDpotentl sfcLCL - - - - - - 1485 - - 1292 - - - sfcLCL ODpotential - - - - - - -2324 - - -26 - - - ODpotential blCL - - - - - - 4209 - - 1623 - - - blCL maxRH - - - - - - 100 - - 101 - - - maxRH CAPE - - - - - - 30 - - 180 - - - CAPE Temp@2m - - - - - - 49.8 - - 47.0 - - - Temp@2m DewPt@2m - - - - - - 47.7 - - 46.0 - - - DewPt@2m Temp@Bot - - - - - - 49.7 - - 47.0 - - - Temp@Bot DewPt@Bot - - - - - - 47.2 - - 45.8 - - - DewPt@bot Sfc.Heating - - - - - - 32 - - 1 - - - Sfc.Heating BL Depth - - - - - - 448 - - 160 - - - BL Depth EXPERIMENT - - - - - - 100 - - 102 - - - EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 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] 96589 21 093 25 081 96589 89458 25 094 23 078 89458 83925 20 071 14 082 83925 79304 10 051 10 075 79304 75286 4 341 5 005 75286 71710 5 157 5 250 71710 68478 6 026 2 279 68478 65503 21 314 12 341 65503 62723 24 250 25 283 62723 60025 25 263 26 262 60025 57220 36 261 32 248 57220 54317 47 268 44 270 54317 51555 75 265 58 274 51555 49068 86 260 79 267 49068 46827 87 255 85 258 46827 44791 85 251 89 251 44791 42933 86 254 89 250 42933 41234 102 260 97 255 41234 39674 119 258 114 261 39674 38232 122 253 126 262 38232 36887 115 254 130 264 36887 35595 121 259 131 266 35595 34283 122 259 129 265 34283 32921 118 257 124 263 32921 31512 114 255 122 262 31512 30041 108 254 120 262 30041 28500 103 254 115 263 28500 26888 98 252 105 261 26888 25206 93 251 89 260 25206 23452 91 254 66 260 23452 21623 87 258 50 258 21623 19716 77 262 49 255 19716 17724 59 259 49 250 17724 15690 48 245 48 243 15690 13725 44 243 44 236 13725 11935 40 241 39 231 11935 10343 37 236 34 228 10343 8929 33 228 29 224 8929 7674 28 208 27 214 7674 6561 23 177 24 193 6561 5579 18 159 25 163 5579 4715 16 146 26 141 4715 3955 20 133 24 126 3955 3278 23 128 22 114 3278 2682 23 125 18 104 2682 2185 21*119 14 093 2185 1804 16*115 11*087 1804 1542 15 114 9*082 1542 1383 13 115 7 078 1383 1292 9 116 4 069 1292 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