DrJack's BLIPSPOT for: FRI 09/04 Garner_VA 80ft pt30347@-76.630,36.871,32ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Tidewater Soaring Society 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 - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 97.4 - - 97.6 - - 88.8 Temp@2m Sfc.Heating - - - - - - 229 - - 108 - - -15 Sfc.Heating BL Depth - - - - - - 6622 - - 6052 - - 21 BL Depth Hcrit - - - - - - 4642 - - 3713 - - 84 Hcrit BL Top - - - - - - 6702 - - 6132 - - 101 BL Top Hgt.Variab. - - - - - - 3090 - - 4549 - - 2639 Hgt.Variab. W* - - - - - - 471 - - 359 - - 11 W* B/S - - - - - - 8 - - 6 - - 0 B/S BL Wind - - - - - - 11 - - 11 - - 4 BL Wind Direction - - - - - - 288 - - 303 - - 074 Direction Wind Shear - - - - - - 8 - - 8 - - 0 Wind Shear Max.Converg - - - - - - 10 - - 3 - - 0 Max.Converg CLOUDpotent - - - - - - -182 - - -957 - - -4168 CLOUDpotentl sfcLCL - - - - - - 6885 - - 7089 - - 4269 sfcLCL ODpotential - - - - - - -791 - - -1945 - - -6478 ODpotential blCL - - - - - - 7493 - - 8077 - - 6579 blCL maxRH - - - - - - 78 - - 82 - - 50 maxRH CAPE - - - - - - 1520 - - 1510 - - 1730 CAPE Temp@2m - - - - - - 97.4 - - 97.6 - - 88.8 Temp@2m DewPt@2m - - - - - - 67.5 - - 66.8 - - 70.4 DewPt@2m Temp@Bot - - - - - - 96.1 - - 96.9 - - 90.0 Temp@Bot DewPt@Bot - - - - - - 66.9 - - 66.3 - - 70.2 DewPt@bot Sfc.Heating - - - - - - 229 - - 108 - - -15 Sfc.Heating BL Depth - - - - - - 6622 - - 6052 - - 21 BL Depth EXPERIMENT - - - - - - 13 - - 29 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 13 - - 16 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] 99000 14 091 13 100 17 057 99000 91562 20 086 9 074 10 056 91562 85819 14 077 9 064 9 073 85819 81030 5 075 10 030 12 077 81030 76886 2 091 4 049 6 077 76886 73237 2 090 3 106 4 059 73237 69952 3 106 4 083 2 064 69952 66940 4 056 4 002 4 340 66940 64167 5 066 3 178 5 266 64167 61502 5 307 3 256 8 282 61502 58741 11 274 11 292 17 300 58741 55913 20 291 30 296 33 295 55913 53251 31 283 39 283 41 289 53251 50879 42 290 46 286 46 298 50879 48749 47 289 51 290 48 302 48749 46797 48 287 54 292 53 299 46797 44988 48 286 57 291 55 293 44988 43299 48 288 57 290 53 286 43299 41711 46 287 54 287 52 284 41711 40212 43 285 52 285 51 284 40212 38794 42 287 50 285 50 281 38794 37421 41 291 47 283 47 278 37421 36024 38 289 43 282 44 274 36024 34568 34 285 40 282 42 273 34568 33053 32 285 35 281 42 275 33053 31466 30 287 31 286 40 282 31466 29794 27 288 29 292 34 288 29794 28039 24 287 28 294 32 294 28039 26200 24 291 27 296 31 299 26200 24280 26 296 29 301 31 300 24280 22281 26 299 29 302 32 298 22281 20195 26 299 27 298 33 297 20195 18018 26 299 27 302 29 297 18018 15798 27 301 28 309 28 301 15798 13663 27 299 27 307 28 299 13663 11729 25 292 24 295 25 291 11729 10011 24 284 21 287 21 288 10011 8479 22 282 19 283 17 285 8479 7116 18*278 15*283 15 276 7116 5902 13*277 14*285 13 270 5902 4827 13 278 13 290 10 275 4827 3880 12 282 12 299 7 293 3880 3043 11 288 12 305 5 326 3043 2296 11 293 11 310 5 355 2296 1637 10 296 11 313 6 036 1637 1087 10 299 11 315 8 066 1087 666 10 301 11 316 10 073 666 377 9 302 10 317 9 073 377 201 9 303 10 318 8*074 201 101 7 303 8 318 4*074 101 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