DrJack's BLIPSPOT for: SUN 03/01 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 - - - - - - 0659z - - 1002z - - 1331z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 48.0 - - 42.0 - - 39.0 Temp@2m Sfc.Heating - - - - - - 293 - - 88 - - -7 Sfc.Heating BL Depth - - - - - - 3320 - - 75 - - 74 BL Depth Hcrit - - - - - - 2841 - - 767 - - 767 Hcrit BL Top - - - - - - 4029 - - 784 - - 783 BL Top Hgt.Variab. - - - - - - 1263 - - 3883 - - 4322 Hgt.Variab. W* - - - - - - 402 - - 76 - - 16 W* B/S - - - - - - 7 - - 1 - - 0 B/S BL Wind - - - - - - 10 - - 10 - - 6 BL Wind Direction - - - - - - 351 - - 005 - - 020 Direction Wind Shear - - - - - - 4 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 3 - - 3 - - 2 Max.Converg CLOUDpotent - - - - - - -877 - - -3434 - - -2953 CLOUDpotentl sfcLCL - - - - - - 4906 - - 4219 - - 3736 sfcLCL ODpotential - - - - - - -5986 - - -11032 - - -3528 ODpotential blCL - - - - - - 10015 - - 11816 - - 4311 blCL maxRH - - - - - - 87 - - 100 - - 99 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 48.0 - - 42.0 - - 39.0 Temp@2m DewPt@2m - - - - - - 29.4 - - 26.6 - - 25.8 DewPt@2m Temp@Bot - - - - - - 46.0 - - 41.2 - - 39.1 Temp@Bot DewPt@Bot - - - - - - 28.8 - - 26.1 - - 25.3 DewPt@bot Sfc.Heating - - - - - - 293 - - 88 - - -7 Sfc.Heating BL Depth - - - - - - 3320 - - 75 - - 74 BL Depth EXPERIMENT - - - - - - 48 - - 100 - - 95 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - 3 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] 96604 11 138 13 174 11 200 96604 89433 12 167 11 205 12 193 89433 83859 15 215 19 209 13 217 83859 79183 23 214 22 216 19 228 79183 75137 20 206 25 212 17 211 75137 71527 15 215 20 232 10 234 71527 68235 22 229 24 243 28 262 68235 65240 25 255 29 250 32 242 65240 62474 27 234 26 237 20 214 62474 59758 23 233 16 230 21 272 59758 56921 36 258 30 274 46 268 56921 54019 53 256 52 263 55 262 54019 51263 54 243 58 250 56 260 51263 48778 47 246 52 250 57 258 48778 46551 50 256 49 258 56 257 46551 44540 57 265 53 265 56 255 44540 42705 69 264 62 264 58 255 42705 41019 74 258 67 260 61 258 41019 39469 70 256 70 260 66 263 39469 38043 69 265 73 263 67 262 38043 36716 73 271 79 267 67 260 36716 35437 75 272 81 267 67 258 35437 34130 75 274 79 269 69 257 34130 32765 74 275 78 273 73 258 32765 31345 74 275 79 275 78 260 31345 29856 72 273 81 274 77 262 29856 28285 69 270 87 278 74 267 28285 26634 66 268 87 282 75 272 26634 24904 63 265 75 280 76 276 24904 23097 63 262 64 272 74 275 23097 21217 63 261 61 264 70 273 21217 19261 61 261 62 264 64 272 19261 17223 61 264 61 266 58 270 17223 15145 61 266 60 269 55 267 15145 13143 61 266 59 269 55 267 13143 11325 63 264 59 267 54 270 11325 9717 62 264 57 264 49 269 9717 8299 52 268 49 260 43 261 8299 7048 36 272 35 257 38 260 7048 5948 23 277 23 268 27 280 5948 4986 14 300 15 295 19 320 4986 4145 10*333 13 329 17 341 4145 3402 10*340 15 345 17 346 3402 2738 10 347 17 001 17 355 2738 2152 10 351 18 003 16 003 2152 1663 10 354 18 005 15 009 1663 1288 10 356 17 005 14 014 1288 1029 9 357 16 006 12 017 1029 873 8 358 14*005 9 018 873 783 7 358 10*005 6*020 783 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