DrJack's BLIPSPOT for: WED 07/09 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 - - - - - - 88.0 - - 79.0 - - 76.1 Temp@2m Sfc.Heating - - - - - - 120 - - 19 - - -5 Sfc.Heating BL Depth - - - - - - 2089 - - 78 - - 78 BL Depth Hcrit - - - - - - 1646 - - 770 - - 770 Hcrit BL Top - - - - - - 2798 - - 787 - - 787 BL Top Hgt.Variab. - - - - - - 5176 - - 2307 - - 1934 Hgt.Variab. W* - - - - - - 273 - - 57 - - 24 W* B/S - - - - - - 13 - - 1 - - 2 B/S BL Wind - - - - - - 4 - - 8 - - 2 BL Wind Direction - - - - - - 223 - - 258 - - 277 Direction Wind Shear - - - - - - 1 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 7 - - 0 - - 0 Max.Converg CLOUDpotent - - - - - - -2551 - - -1463 - - -879 CLOUDpotentl sfcLCL - - - - - - 5350 - - 2250 - - 1666 sfcLCL ODpotential - - - - - - -3566 - - -3514 - - -3177 ODpotential blCL - - - - - - 6364 - - 4301 - - 3964 blCL maxRH - - - - - - 95 - - 95 - - 87 maxRH CAPE - - - - - - 1070 - - 1400 - - 1010 CAPE Temp@2m - - - - - - 88.0 - - 79.0 - - 76.1 Temp@2m DewPt@2m - - - - - - 67.2 - - 71.5 - - 71.1 DewPt@2m Temp@Bot - - - - - - 86.7 - - 78.7 - - 76.3 Temp@Bot DewPt@Bot - - - - - - 66.1 - - 70.7 - - 70.4 DewPt@bot Sfc.Heating - - - - - - 120 - - 19 - - -5 Sfc.Heating BL Depth - - - - - - 2089 - - 78 - - 78 BL Depth EXPERIMENT - - - - - - 78 - - 79 - - 46 EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 17 - - 17 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] 99295 36 097 24 088 28 069 99295 91745 31 087 24 086 23 058 91745 85926 25 080 26 080 20 076 85926 81124 23 080 24 071 23 078 81124 76994 20 079 22 065 22 071 76994 73351 16 083 18 061 19 080 73351 70072 13 087 13 064 18 075 70072 67063 9 092 8 069 12 063 67063 64277 8 103 2 126 4 001 64277 61586 3 126 5 188 2 247 61586 58784 4 171 7 179 5 164 58784 55900 10 226 12 228 11 234 55900 53189 18 225 19 236 21 239 53189 50770 26 219 28 235 31 237 50770 48606 30 223 34 230 35 233 48606 46635 36 231 36 231 36 230 46635 44822 43 228 43 230 39 225 44822 43146 46 221 47 224 45 222 43146 41582 42 222 44 220 46 224 41582 40106 38 225 39 221 44 226 40106 38710 34 223 36 225 41 223 38710 37354 32 225 33 228 39 220 37354 35969 32 232 32 227 38 221 35969 34523 34 237 37 231 37 218 34523 33022 36 235 37 233 36 216 33022 31450 37 230 35 232 36 219 31450 29797 37 226 36 234 35 226 29797 28063 38 226 38 236 34 231 28063 26247 39 231 36 232 32 234 26247 24350 40 234 31 229 33 233 24350 22379 39 235 25 224 32 233 22379 20333 33 234 26 225 32 238 20333 18205 27 235 27 225 35 245 18205 16038 23 237 26 220 32 251 16038 13956 21 232 23 218 30 252 13956 12068 25 232 21 224 30 244 12068 10394 26 234 19 231 28 243 10394 8908 21 238 14 236 24 252 8908 7586 14 243 10 240 21 252 7586 6409 8 248 8 252 15 249 6409 5367 6 253 8 268 8 253 5367 4449 5 251 11 276 3 276 4449 3640 5 245 13 276 3 001 3640 2916 4*236 15 270 5 344 2916 2277 4*229 15 264 6 313 2277 1745 4 224 14 262 5 294 1745 1336 4 221 14 261 4 282 1336 1055 4 220 13 260 4 277 1055 884 4 219 11*259 3*275 884 787 3 220 8*258 2*277 787 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