DrJack's BLIPSPOT for: SAT 05/09 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 - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 72.5 - - 71.2 - - 66.0 Temp@2m Sfc.Heating - - - - - - 163 - - 0 - - -6 Sfc.Heating BL Depth - - - - - - 7207 - - 77 - - 77 BL Depth Hcrit - - - - - - 5525 - - 769 - - 769 Hcrit BL Top - - - - - - 7916 - - 786 - - 786 BL Top Hgt.Variab. - - - - - - 3205 - - 10097 - - 5955 Hgt.Variab. W* - - - - - - 437 - - 27 - - 11 W* B/S - - - - - - 6 - - 1 - - 1 B/S BL Wind - - - - - - 13 - - 5 - - 3 BL Wind Direction - - - - - - 208 - - 247 - - 347 Direction Wind Shear - - - - - - 12 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 32 - - 0 - - 1 Max.Converg CLOUDpotent - - - - - - 348 - - -6133 - - -4341 CLOUDpotentl sfcLCL - - - - - - 7568 - - 6919 - - 5127 sfcLCL ODpotential - - - - - - -214 - - -6748 - - -6121 ODpotential blCL - - - - - - 8130 - - 7534 - - 6907 blCL maxRH - - - - - - 100 - - 95 - - 83 maxRH CAPE - - - - - - 120 - - 120 - - 10 CAPE Temp@2m - - - - - - 72.5 - - 71.2 - - 66.0 Temp@2m DewPt@2m - - - - - - 41.8 - - 43.5 - - 46.4 DewPt@2m Temp@Bot - - - - - - 71.0 - - 71.4 - - 68.1 Temp@Bot DewPt@Bot - - - - - - 40.7 - - 42.5 - - 45.4 DewPt@bot Sfc.Heating - - - - - - 163 - - 0 - - -6 Sfc.Heating BL Depth - - - - - - 7207 - - 77 - - 77 BL Depth EXPERIMENT - - - - - - 100 - - 79 - - 32 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 6 - - 7 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] 97703 11 166 7 260 3 324 97703 90346 6 162 4 212 2 303 90346 84690 5 275 3 109 5 180 84690 79975 4 241 1 209 6 260 79975 75893 6 227 4 206 10 234 75893 72279 6 233 3 240 7 245 72279 69004 9 219 10 242 13 246 69004 65977 19 256 23 260 16 281 65977 63153 27 247 32 256 30 258 63153 60417 30 246 35 249 33 263 60417 57573 29 253 35 263 50 262 57573 54640 50 258 52 261 50 252 54640 51832 51 251 56 255 44 253 51832 49301 51 256 59 263 52 273 49301 47059 70 258 71 263 66 271 47059 45049 73 255 64 262 78 264 45049 43225 67 258 73 271 90 261 43225 41555 75 267 95 270 99 260 41555 40008 92 267 103 268 106 260 40008 38561 103 261 104 269 106 260 38561 37198 105 257 104 270 102 264 37198 35882 103 256 102 271 99 267 35882 34544 101 256 100 271 102 269 34544 33152 97 257 98 271 100 270 33152 31710 93 260 95 268 92 269 31710 30203 92 262 93 265 87 269 30203 28616 91 265 92 265 85 270 28616 26949 89 272 90 267 82 272 26949 25205 78 277 83 269 76 275 25205 23388 54 263 73 270 70 278 23388 21505 54 249 58 268 64 282 21505 19558 52 246 51 258 51 282 19558 17534 49 256 51 255 43 268 17534 15466 49 259 45 259 43 261 15466 13473 38 245 31 259 36 265 13473 11665 30 235 24 254 30 264 11665 10060 28 231 22 252 26 245 10060 8635 22*221 20 250 23 228 8635 7365 18*214 18 249 19 234 7365 6235 16 210 17 248 15 247 6235 5233 14 208 16 247 14 261 5233 4347 13 207 14 246 13 272 4347 3563 12 206 13 246 13 279 3563 2861 11 206 13 246 12 288 2861 2239 10 205 12 246 11 297 2239 1720 10 204 11 247 10 306 1720 1322 9 205 10 247 9 315 1322 1047 8 205 9 247 8 325 1047 881 8 204 7*247 6*334 881 786 6 205 5*247 3*347 786 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