DrJack's BLIPSPOT for: FRI 01/30 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 15.5 - - 18.2 - - 6.8 Temp@2m Sfc.Heating - - - - - - 122 - - 28 - - -18 Sfc.Heating BL Depth - - - - - - 2136 - - 73 - - 73 BL Depth Hcrit - - - - - - 1579 - - 765 - - 765 Hcrit BL Top - - - - - - 2845 - - 782 - - 782 BL Top Hgt.Variab. - - - - - - 1185 - - 3770 - - 323 Hgt.Variab. W* - - - - - - 260 - - 52 - - 0 W* B/S - - - - - - 8 - - 2 - - 0 B/S BL Wind - - - - - - 6 - - 4 - - 4 BL Wind Direction - - - - - - 332 - - 317 - - 345 Direction Wind Shear - - - - - - 3 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -4 - - 1 - - 1 Max.Converg CLOUDpotent - - - - - - -340 - - -2218 - - -1450 CLOUDpotentl sfcLCL - - - - - - 3185 - - 3000 - - 2232 sfcLCL ODpotential - - - - - - -7762 - - -2357 - - -11704 ODpotential blCL - - - - - - 10607 - - 3139 - - 12486 blCL maxRH - - - - - - 74 - - 96 - - 79 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 15.5 - - 18.2 - - 6.8 Temp@2m DewPt@2m - - - - - - 4.6 - - 8.2 - - 0.4 DewPt@2m Temp@Bot - - - - - - 14.4 - - 17.7 - - 11.1 Temp@Bot DewPt@Bot - - - - - - 3.7 - - 7.1 - - 3.6 DewPt@bot Sfc.Heating - - - - - - 122 - - 28 - - -18 Sfc.Heating BL Depth - - - - - - 2136 - - 73 - - 73 BL Depth EXPERIMENT - - - - - - 0 - - 83 - - 16 EXPERIMENT EXPERIMENT2 - - - - - - 1 - - 1 - - 1 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] 96149 73 206 76 228 66 231 96149 88778 68 223 65 238 70 229 88778 83087 63 234 64 237 73 238 83087 78386 64 247 63 240 72 242 78386 74338 68 256 66 246 75 247 74338 70748 73 259 65 251 71 251 70748 67495 74 256 73 259 71 254 67495 64504 72 252 81 261 72 252 64504 61719 72 252 85 256 78 257 61719 59023 75 259 83 251 87 262 59023 56228 84 263 84 255 90 261 56228 53326 90 260 88 260 90 258 53326 50531 92 257 91 260 90 254 50531 47991 93 255 91 257 89 252 47991 45701 94 255 89 258 87 253 45701 43620 92 253 89 259 86 253 43620 41720 90 253 90 256 85 250 41720 39973 88 253 89 252 83 249 39973 38360 87 254 84 251 81 251 38360 36863 84 253 81 251 83 250 36863 35467 81 252 78 251 81 247 35467 34132 78 255 73 253 77 246 34132 32793 77 256 69 257 73 249 32793 31427 78 252 71 257 73 251 31427 30033 70 254 71 257 74 249 30033 28589 68 257 69 256 71 247 28589 27076 67 258 67 256 69 248 27076 25488 68 260 66 257 69 250 25488 23825 68 261 63 257 67 252 23825 22091 67 262 62 257 63 253 22091 20293 66 261 62 259 58 251 20293 18420 66 258 62 260 57 251 18420 16469 70 259 63 259 58 251 16469 14479 64 264 61 260 53 255 14479 12566 46 266 49 262 40 260 12566 10836 39 269 37 264 30 262 10836 9307 36 273 33 271 28 270 9307 7953 32 277 33 277 29 277 7953 6755 26 280 31 281 27 280 6755 5701 21 282 25 279 23 278 5701 4776 17 289 18 279 19 278 4776 3970 12 301 14 288 16 291 3970 3264 9*313 12 293 15 313 3264 2634 7*323 10 300 15 327 2634 2079 6 330 8 308 17 335 2079 1615 6 333 7 312 17 338 1615 1259 6 336 6 313 15 340 1259 1014 5 339 5 315 13 342 1014 866 5 339 5*316 9*342 866 782 4 339 4*317 4*345 782 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