DrJack's BLIPSPOT for: SUN 05/31 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 - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 70.9 - - 73.9 - - 70.5 Temp@2m Sfc.Heating - - - - - - 266 - - 125 - - -4 Sfc.Heating BL Depth - - - - - - 4387 - - 4802 - - 77 BL Depth Hcrit - - - - - - 3640 - - 3570 - - 769 Hcrit BL Top - - - - - - 5096 - - 5511 - - 786 BL Top Hgt.Variab. - - - - - - 1153 - - 1583 - - 5740 Hgt.Variab. W* - - - - - - 437 - - 355 - - 14 W* B/S - - - - - - 122 - - 12 - - 2 B/S BL Wind - - - - - - 1 - - 5 - - 2 BL Wind Direction - - - - - - 316 - - 248 - - 130 Direction Wind Shear - - - - - - 1 - - 5 - - 0 Wind Shear Max.Converg - - - - - - -4 - - 1 - - -1 Max.Converg CLOUDpotent - - - - - - -3422 - - -2956 - - -5411 CLOUDpotentl sfcLCL - - - - - - 8519 - - 8468 - - 6197 sfcLCL ODpotential - - - - - - -11921 - - -10770 - - -11790 ODpotential blCL - - - - - - 17017 - - 16281 - - 12576 blCL maxRH - - - - - - 53 - - 51 - - 66 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 70.9 - - 73.9 - - 70.5 Temp@2m DewPt@2m - - - - - - 36.3 - - 39.5 - - 46.3 DewPt@2m Temp@Bot - - - - - - 68.8 - - 72.5 - - 72.2 Temp@Bot DewPt@Bot - - - - - - 35.1 - - 38.3 - - 45.0 DewPt@bot Sfc.Heating - - - - - - 266 - - 125 - - -4 Sfc.Heating BL Depth - - - - - - 4387 - - 4802 - - 77 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 5 - - 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] 98538 12 077 8 045 12 101 98538 91025 11 124 7 080 12 015 91025 85289 10 103 9 095 8 332 85289 80523 7 103 8 055 4 064 80523 76380 5 105 7 057 8 048 76380 72711 5 065 5 050 12 027 72711 69402 4 041 3 019 10 012 69402 66362 9 356 10 007 12 013 66362 63542 13 346 17 342 23 348 63542 60829 22 331 20 323 27 328 60829 58024 27 323 23 322 28 314 58024 55124 34 316 32 319 31 309 55124 52362 44 311 44 318 36 309 52362 49883 50 303 53 309 46 310 49883 47672 53 302 57 297 53 298 47672 45686 59 308 59 295 58 292 45686 43893 66 306 64 300 63 292 43893 42250 71 302 73 302 66 295 42250 40721 73 302 79 300 67 295 40721 39279 76 304 80 299 67 294 39279 37910 78 304 79 301 68 295 37910 36577 77 303 72 301 68 295 36577 35215 73 304 65 300 67 295 35215 33795 68 304 62 302 66 295 33795 32323 57 304 56 303 62 295 32323 30786 48 304 48 303 54 294 30786 29172 45 302 44 303 49 292 29172 27482 45 301 43 300 49 287 27482 25714 44 300 41 297 47 288 25714 23872 42 300 39 295 43 289 23872 21956 41 298 38 287 39 286 21956 19958 39 299 36 285 35 282 19958 17871 35 303 33 291 32 280 17871 15741 30 307 29 294 27 280 15741 13689 23 303 26 288 25 281 13689 11825 19 290 26 284 26 290 11825 10175 18 289 25 284 25 297 10175 8715 14 291 21 281 24 284 8715 7423 12 288 15 271 24 263 7423 6279 6 279 8*253 18 252 6279 5266 2*282 8*252 11 246 5266 4373 1*286 7 250 8 242 4373 3583 1 297 6 249 6 236 3583 2875 1 313 5 247 5 228 2875 2249 1 322 5 247 4 212 2249 1727 0 347 4 246 3 194 1727 1325 1 358 4 246 3 178 1325 1050 1 007 3 246 3 164 1050 882 0 012 3 245 2*148 882 786 0 009 3 244 2*130 786 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