DrJack's BLIPSPOT for: THU 05/28 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 = 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 - - - - - - 81.0 - - 79.1 - - - Temp@2m Sfc.Heating - - - - - - 112 - - 35 - - - Sfc.Heating BL Depth - - - - - - 4741 - - 5191 - - - BL Depth Hcrit - - - - - - 2931 - - 2423 - - - Hcrit BL Top - - - - - - 4821 - - 5271 - - - BL Top Hgt.Variab. - - - - - - 2020 - - 2000 - - - Hgt.Variab. W* - - - - - - 360 - - 274 - - - W* B/S - - - - - - 4 - - 2 - - - B/S BL Wind - - - - - - 17 - - 21 - - - BL Wind Direction - - - - - - 329 - - 324 - - - Direction Wind Shear - - - - - - 10 - - 10 - - - Wind Shear Max.Converg - - - - - - 1 - - -10 - - - Max.Converg CLOUDpotent - - - - - - -914 - - -1072 - - - CLOUDpotentl sfcLCL - - - - - - 5736 - - 6343 - - - sfcLCL ODpotential - - - - - - -4408 - - -5876 - - - ODpotential blCL - - - - - - 9229 - - 11147 - - - blCL maxRH - - - - - - 70 - - 54 - - - maxRH CAPE - - - - - - 10 - - 0 - - - CAPE Temp@2m - - - - - - 81.0 - - 79.1 - - - Temp@2m DewPt@2m - - - - - - 56.2 - - 51.7 - - - DewPt@2m Temp@Bot - - - - - - 80.4 - - 79.3 - - - Temp@Bot DewPt@Bot - - - - - - 54.8 - - 50.5 - - - DewPt@bot Sfc.Heating - - - - - - 112 - - 35 - - - Sfc.Heating BL Depth - - - - - - 4741 - - 5191 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 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] 98228 4 103 6 087 98228 90809 3 144 9 030 90809 85125 9 043 7 003 85125 80418 11 031 10 022 80418 76353 7 048 10 041 76353 72740 9 027 11 024 72740 69458 3 072 6 000 69458 66454 11 041 11 341 66454 63688 14 329 15 324 63688 60999 14 288 19 284 60999 58199 25 307 28 286 58199 55319 35 287 38 281 55319 52574 38 279 45 282 52574 50106 57 277 60 285 50106 47928 82 276 81 276 47928 45992 97 275 94 275 45992 44218 94 268 95 269 44218 42559 92 269 96 268 42559 40996 91 271 95 272 40996 39519 91 273 97 278 39519 38120 92 274 97 278 38120 36761 93 274 98 276 36761 35370 95 274 99 275 35370 33916 96 276 97 274 33916 32405 92 275 93 274 32405 30821 87 270 91 276 30821 29155 83 269 88 275 29155 27412 80 269 85 275 27412 25595 69 274 74 281 25595 23705 62 283 70 292 23705 21735 58 287 65 295 21735 19679 53 287 60 291 19679 17539 49 287 55 290 17539 15363 45 292 48 293 15363 13269 42 294 39 296 13269 11370 34 291 33 295 11370 9686 27 291 29 299 9686 8193 25 297 28 308 8193 6871 25 311 23 314 6871 5701 24*329 22*320 5701 4665 20*331 22*323 4665 3751 17 329 22 323 3751 2945 17 329 22 324 2945 2223 17 328 22 324 2223 1586 17 328 22 324 1586 1054 16 328 21 324 1054 647 15 328 20 324 647 367 15 328 19 324 367 197 13 328 16 324 197 100 10 328 12 324 100 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