DrJack's BLIPSPOT for: SAT 02/21 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 51.7 - - 57.4 - - 47.1 Temp@2m Sfc.Heating - - - - - - 10 - - 102 - - -15 Sfc.Heating BL Depth - - - - - - 1052 - - 3138 - - 16 BL Depth Hcrit - - - - - - 1275 - - 2904 - - 1275 Hcrit BL Top - - - - - - 2489 - - 4575 - - 1293 BL Top Hgt.Variab. - - - - - - 2373 - - 2470 - - 2378 Hgt.Variab. W* - - - - - - 97 - - 280 - - 6 W* B/S - - - - - - 4 - - 7 - - 0 B/S BL Wind - - - - - - 4 - - 7 - - 5 BL Wind Direction - - - - - - 111 - - 152 - - 116 Direction Wind Shear - - - - - - 2 - - 4 - - 0 Wind Shear Max.Converg - - - - - - -3 - - 25 - - -4 Max.Converg CLOUDpotent - - - - - - -4217 - - -3437 - - -3286 CLOUDpotentl sfcLCL - - - - - - 6707 - - 8013 - - 4579 sfcLCL ODpotential - - - - - - -11603 - - -7246 - - -8343 ODpotential blCL - - - - - - 14092 - - 11821 - - 9636 blCL maxRH - - - - - - 100 - - 98 - - 77 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 51.7 - - 57.4 - - 47.1 Temp@2m DewPt@2m - - - - - - 26.9 - - 26.6 - - 31.8 DewPt@2m Temp@Bot - - - - - - 51.8 - - 56.6 - - 48.2 Temp@Bot DewPt@Bot - - - - - - 26.0 - - 26.1 - - 31.7 DewPt@bot Sfc.Heating - - - - - - 10 - - 102 - - -15 Sfc.Heating BL Depth - - - - - - 1052 - - 3138 - - 16 BL Depth EXPERIMENT - - - - - - 100 - - 90 - - 8 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - 4 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] 96821 15 097 17 065 21 069 96821 89668 14 100 15 077 17 078 89668 84080 17 114 13 100 13 085 84080 79409 14 094 12 122 6 060 79409 75378 11 077 11 100 3 090 75378 71792 6 026 5 158 5 002 71792 68544 5 060 7 132 8 284 68544 65566 2 006 3 141 10 280 65566 62792 17 228 17 236 23 263 62792 60112 17 259 22 242 30 261 60112 57332 23 276 29 261 33 262 57332 54437 37 272 34 263 35 247 54437 51664 48 271 40 273 44 261 51664 49168 77 263 64 264 60 261 49168 46931 88 259 80 260 67 261 46931 44897 94 259 92 257 81 260 44897 43041 108 258 102 255 96 257 43041 41338 119 255 116 253 121 252 41338 39766 123 255 122 251 124 247 39766 38310 131 256 126 254 128 250 38310 36953 133 254 134 256 138 251 36953 35644 132 252 133 252 137 247 35644 34313 130 252 129 250 134 246 34313 32930 128 252 127 250 131 245 32930 31496 125 252 126 249 128 242 31496 29999 121 252 122 249 127 241 29999 28430 117 252 118 250 122 244 28430 26793 113 253 113 251 117 248 26793 25084 108 254 109 253 115 249 25084 23303 103 254 105 255 113 250 23303 21452 95 252 99 255 107 252 21452 19529 89 250 91 254 95 255 19529 17536 84 247 82 255 78 260 17536 15514 79 249 72 257 64 261 15514 13567 64 263 58 260 51 263 13567 11802 37 276 40 276 39 258 11802 10234 27 270 33 269 35 253 10234 8842 27 263 30 264 31 261 8842 7608 28 264 25 272 22 272 7608 6516 27 268 14 268 13 264 6516 5550 21 275 8 253 10 261 5550 4699 11 281 6*238 8 228 4699 3946 3 241 5*186 8 175 3946 3274 3 163 6 158 12 140 3274 2680 4*130 7 150 15 126 2680 2185 5*119 8 147 15 123 2185 1804 5 111 8 143 14 121 1804 1542 4 108 8 143 12 120 1542 1383 4 106 7 142 10*118 1383 1292 3 105 6 142 5*116 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