DrJack's BLIPSPOT for: FRI 03/13 Waynesboro_VA 1437ft pt32142@38.180,-78.911,1424ft BLIPSPOT sfc.temp. adjusted by +0.0 degF SPONSORED BY: Shenandoah Valley Soaring www.svsoar.org RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 48.6 - - 53.7 - - - Temp@2m Sfc.Heating - - - - - - 228 - - 80 - - - Sfc.Heating BL Depth - - - - - - 2928 - - 2583 - - - BL Depth Hcrit - - - - - - 3208 - - 2362 - - - Hcrit BL Top - - - - - - 4365 - - 4020 - - - BL Top Hgt.Variab. - - - - - - 1309 - - 1833 - - - Hgt.Variab. W* - - - - - - 363 - - 248 - - - W* B/S - - - - - - 2 - - 1 - - - B/S BL Wind - - - - - - 29 - - 34 - - - BL Wind Direction - - - - - - 192 - - 206 - - - Direction Wind Shear - - - - - - 15 - - 20 - - - Wind Shear Max.Converg - - - - - - 16 - - 32 - - - Max.Converg CLOUDpotent - - - - - - -1098 - - -2078 - - - CLOUDpotentl sfcLCL - - - - - - 5464 - - 6098 - - - sfcLCL ODpotential - - - - - - -8880 - - -7582 - - - ODpotential blCL - - - - - - 13245 - - 11602 - - - blCL maxRH - - - - - - 80 - - 62 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 48.6 - - 53.7 - - - Temp@2m DewPt@2m - - - - - - 29.1 - - 31.5 - - - DewPt@2m Temp@Bot - - - - - - 47.8 - - 53.5 - - - Temp@Bot DewPt@Bot - - - - - - 28.0 - - 30.6 - - - DewPt@bot Sfc.Heating - - - - - - 228 - - 80 - - - Sfc.Heating BL Depth - - - - - - 2928 - - 2583 - - - BL Depth EXPERIMENT - - - - - - 19 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 4 - - - 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] 96206 21 239 11 243 96206 89009 15 247 16 242 89009 83473 15 249 19 240 83473 78884 17 236 21 228 78884 74925 13 240 14 245 74925 71412 19 239 18 251 71412 68200 28 242 28 249 68200 65237 36 231 34 256 65237 62500 21 237 30 255 62500 59831 25 284 30 247 59831 57008 45 282 38 247 57008 54057 56 261 48 257 54057 51240 62 259 71 259 51240 48730 79 253 84 257 48730 46517 94 251 82 254 46517 44526 89 250 80 257 44526 42705 81 253 92 262 42705 41027 85 261 109 257 41027 39473 96 264 116 248 39473 38022 100 265 110 242 38022 36658 104 270 99 249 36658 35348 112 275 102 263 35348 34032 115 273 111 267 34032 32677 112 269 111 263 32677 31277 106 268 109 258 31277 29815 105 270 108 255 29815 28279 105 270 107 254 28279 26668 103 269 107 255 26668 24980 98 266 105 257 24980 23219 95 263 103 260 23219 21389 91 264 101 263 21389 19484 88 264 99 263 19484 17503 86 261 97 263 17503 15490 78 259 89 263 15490 13557 75 257 80 261 13557 11800 73 247 76 260 11800 10236 70 241 74 261 10236 8844 65 241 72 258 8844 7609 58 239 67 250 7609 6519 50 231 57 240 6519 5556 42 219 48 230 5556 4708 34*204 40*219 4708 3957 32*196 39*210 3957 3285 32 194 38 208 3285 2690 31 192 37 207 2690 2192 30 191 35 205 2192 1809 28 190 33 204 1809 1545 26 189 30 202 1545 1384 23 188 26 202 1384 1292 18 188 19 201 1292 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