DrJack's BLIPSPOT for: THU 02/26 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 - - - 0653z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 46.7 - - 43.6 - - 46.2 - - 46.6 Temp@2m Sfc.Heating - - - 66 - - 87 - - 20 - - -5 Sfc.Heating BL Depth - - - 75 - - 75 - - 75 - - 75 BL Depth Hcrit - - - 768 - - 767 - - 767 - - 768 Hcrit BL Top - - - 784 - - 784 - - 784 - - 784 BL Top Hgt.Variab. - - - 2318 - - 2719 - - 3170 - - 4138 Hgt.Variab. W* - - - 71 - - 77 - - 49 - - 11 W* B/S - - - 6 - - 4 - - 4 - - 1 B/S BL Wind - - - 2 - - 4 - - 2 - - 2 BL Wind Direction - - - 037 - - 294 - - 299 - - 320 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - 1 - - 1 - - 0 - - 0 Max.Converg CLOUDpotent - - - -4072 - - -708 - - -1287 - - -1618 CLOUDpotentl sfcLCL - - - 4857 - - 1492 - - 2071 - - 2402 sfcLCL ODpotential - - - -7152 - - -735 - - -1545 - - -2565 ODpotential blCL - - - 7936 - - 1519 - - 2329 - - 3349 blCL maxRH - - - 67 - - 100 - - 96 - - 99 maxRH CAPE - - - 0 - - 0 - - 0 - - 10 CAPE Temp@2m - - - 46.7 - - 43.6 - - 46.2 - - 46.6 Temp@2m DewPt@2m - - - 28.3 - - 39.8 - - 39.9 - - 39.0 DewPt@2m Temp@Bot - - - 45.9 - - 42.4 - - 45.7 - - 47.5 Temp@Bot DewPt@Bot - - - 27.3 - - 38.8 - - 39.0 - - 37.9 DewPt@bot Sfc.Heating - - - 66 - - 87 - - 20 - - -5 Sfc.Heating BL Depth - - - 75 - - 75 - - 75 - - 75 BL Depth EXPERIMENT - - - 0 - - 101 - - 84 - - 96 EXPERIMENT EXPERIMENT2 - - - 3 - - 5 - - 5 - - 5 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] 96608 12 072 15 086 10 059 18 075 96608 89449 8 081 13 068 7 102 10 082 89449 83895 6 092 2 113 3 078 3 094 83895 79246 3 175 5 146 3 233 3 356 79246 75215 7 210 7 251 9 247 8 280 75215 71630 6 298 10 225 12 226 13 262 71630 68371 27 266 18 275 19 265 22 265 68371 65357 37 265 29 260 25 244 21 269 65357 62548 48 254 43 259 36 262 38 271 62548 59828 47 238 52 246 44 260 43 264 59828 56989 36 249 42 248 45 262 49 262 56989 54039 48 267 52 261 54 256 50 257 54039 51214 57 264 56 255 53 257 50 259 51214 48670 61 264 58 256 63 257 56 260 48670 46394 65 261 65 257 66 253 60 260 46394 44336 66 259 71 253 69 252 67 259 44336 42464 70 260 74 250 76 251 76 255 42464 40751 77 256 80 249 82 249 77 251 40751 39171 82 255 85 249 87 250 72 252 39171 37706 88 254 89 247 92 250 72 254 37706 36344 92 251 91 246 91 246 76 258 36344 35047 94 245 87 243 83 245 78 256 35047 33744 100 243 82 241 83 250 77 250 33744 32397 107 242 84 241 86 253 76 245 32397 31001 106 242 88 241 81 252 74 245 31001 29538 92 242 84 240 68 257 73 250 29538 27999 83 238 76 236 63 263 74 256 27999 26385 78 233 69 231 62 265 74 259 26385 24694 77 232 64 230 60 263 72 259 24694 22924 77 234 57 234 61 260 69 259 22924 21078 75 239 55 235 59 257 67 256 21078 19151 73 243 57 240 56 256 65 255 19151 17140 66 248 57 248 54 258 62 257 17140 15090 54 254 54 252 53 261 59 260 15090 13119 38 260 43 246 47 259 53 263 13119 11333 30 244 25 238 39 250 42 262 11333 9756 31 230 23 258 30 239 33 256 9756 8360 30 235 21 258 22 249 29 256 8360 7118 26 233 21 247 20 258 24 261 7118 6019 24 223 21 238 19 264 17 270 6019 5050 22 216 20 238 18 270 9 286 5050 4198 16 209 17 251 14 282 6 318 4198 3446 8 204 11 268 10 296 7 328 3446 2773 3 276 8 280 8 301 8 333 2773 2177 5 347 7 286 6 302 7 332 2177 1680 4 018 6 289 4 301 7 331 1680 1298 3 035 5 291 3 302 6 329 1298 1035 3 036 5 292 3 300 4 326 1035 876 3*038 5*292 3*301 3*323 876 784 2*037 4*294 2*299 2*320 784 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