DrJack's BLIPSPOT for: FRI 03/13 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF 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 - - - - - - 52.5 - - 51.7 - - - Temp@2m Sfc.Heating - - - - - - 160 - - 117 - - - Sfc.Heating BL Depth - - - - - - 2993 - - 258 - - - BL Depth Hcrit - - - - - - 4269 - - 2799 - - - Hcrit BL Top - - - - - - 5551 - - 2816 - - - BL Top Hgt.Variab. - - - - - - 1564 - - 3372 - - - Hgt.Variab. W* - - - - - - 336 - - 132 - - - W* B/S - - - - - - 2 - - 1 - - - B/S BL Wind - - - - - - 33 - - 16 - - - BL Wind Direction - - - - - - 232 - - 237 - - - Direction Wind Shear - - - - - - 23 - - 0 - - - Wind Shear Max.Converg - - - - - - -6 - - 0 - - - Max.Converg CLOUDpotent - - - - - - -2053 - - -3333 - - - CLOUDpotentl sfcLCL - - - - - - 7604 - - 6150 - - - sfcLCL ODpotential - - - - - - -8277 - - -7106 - - - ODpotential blCL - - - - - - 13828 - - 9922 - - - blCL maxRH - - - - - - 92 - - 78 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 52.5 - - 51.7 - - - Temp@2m DewPt@2m - - - - - - 29.0 - - 34.6 - - - DewPt@2m Temp@Bot - - - - - - 51.4 - - 50.8 - - - Temp@Bot DewPt@Bot - - - - - - 27.9 - - 33.7 - - - DewPt@bot Sfc.Heating - - - - - - 160 - - 117 - - - Sfc.Heating BL Depth - - - - - - 2993 - - 258 - - - BL Depth EXPERIMENT - - - - - - 66 - - 13 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 5 - - - 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] 96271 17 231 15 234 96271 89081 19 258 17 237 89081 83548 23 245 20 240 83548 78948 15 223 19 231 78948 74967 17 244 14 244 74967 71435 20 252 18 243 71435 68235 27 247 26 241 68235 65291 28 232 28 254 65291 62555 23 256 32 259 62555 59891 33 267 35 256 59891 57097 39 277 42 263 57097 54188 42 274 57 264 54188 51417 64 259 72 254 51417 48929 75 253 71 256 48929 46709 75 260 77 264 46709 44718 79 263 89 266 44718 42908 90 265 101 264 42908 41241 100 261 109 259 41241 39695 102 257 110 254 39695 38254 96 258 99 252 38254 36906 92 270 90 261 36906 35615 101 279 93 269 35615 34315 103 278 96 265 34315 32974 99 273 98 258 32974 31590 96 271 98 255 31590 30151 94 271 94 256 30151 28650 92 269 91 259 28650 27087 90 267 90 263 27087 25461 86 267 91 267 25461 23774 83 268 90 268 23774 22030 81 267 85 268 22030 20225 80 269 82 270 20225 18350 78 272 79 272 18350 16446 71 270 74 269 16446 14619 66 268 69 265 14619 12960 68 267 68 263 12960 11481 66 258 62 263 11481 10161 61 252 56 267 10161 8983 56 250 54 272 8983 7931 55 248 55 270 7931 6996 51 242 53 256 6996 6170 43*235 51 245 6170 5439 39*232 44 239 5439 4782 37 232 41 237 4782 4198 36 232 39 237 4198 3707 34 232 37 237 3707 3329 31 233 34 237 3329 3067 28 233 30 237 3067 2907 24 233 25*237 2907 2816 16 233 16*237 2816 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