DrJack's BLIPSPOT for: TUE 12/23 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 = 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 - - - - - - 47.4 - - 50.5 - - 48.0 Temp@2m Sfc.Heating - - - - - - 49 - - 7 - - -46 Sfc.Heating BL Depth - - - - - - 257 - - 257 - - 257 BL Depth Hcrit - - - - - - 2799 - - 2799 - - 2799 Hcrit BL Top - - - - - - 2815 - - 2815 - - 2815 BL Top Hgt.Variab. - - - - - - 1278 - - 1464 - - 944 Hgt.Variab. W* - - - - - - 97 - - 54 - - 24 W* B/S - - - - - - 1 - - 1 - - 0 B/S BL Wind - - - - - - 12 - - 12 - - 10 BL Wind Direction - - - - - - 260 - - 261 - - 257 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -3 - - -3 - - -2 Max.Converg CLOUDpotent - - - - - - -760 - - -644 - - -444 CLOUDpotentl sfcLCL - - - - - - 3575 - - 3459 - - 3259 sfcLCL ODpotential - - - - - - -8253 - - -7611 - - -7538 ODpotential blCL - - - - - - 11068 - - 10426 - - 10353 blCL maxRH - - - - - - 100 - - 99 - - 100 maxRH CAPE - - - - - - 10 - - 0 - - 0 CAPE Temp@2m - - - - - - 47.4 - - 50.5 - - 48.0 Temp@2m DewPt@2m - - - - - - 41.7 - - 45.3 - - 43.6 DewPt@2m Temp@Bot - - - - - - 46.8 - - 50.3 - - 48.9 Temp@Bot DewPt@Bot - - - - - - 41.5 - - 45.1 - - 43.6 DewPt@bot Sfc.Heating - - - - - - 49 - - 7 - - -46 Sfc.Heating BL Depth - - - - - - 257 - - 257 - - 257 BL Depth EXPERIMENT - - - - - - 99 - - 94 - - 99 EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 7 - - 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] 95866 49 266 42 250 47 258 95866 88754 42 261 42 266 40 262 88754 83288 38 260 30 267 29 250 83288 78727 32 246 31 261 35 272 78727 74789 29 259 35 261 40 272 74789 71361 23 261 26 240 27 249 71361 68274 21 247 23 241 19 267 68274 65418 35 268 43 276 42 288 65418 62786 57 275 59 277 53 290 62786 60266 65 280 67 288 63 296 60266 57639 77 287 84 290 79 290 57639 54888 86 288 86 284 83 281 54888 52235 85 290 83 286 78 283 52235 49821 85 293 83 291 82 289 49821 47640 89 298 88 297 91 294 47640 45646 98 300 100 297 98 296 45646 43810 106 297 107 294 104 297 43810 42115 103 292 104 291 102 295 42115 40547 95 289 93 291 93 296 40547 39087 86 296 80 298 86 304 39087 37717 85 306 82 310 89 311 37717 36401 86 307 88 313 94 313 36401 35070 84 300 86 307 94 309 35070 33695 80 293 84 299 91 304 33695 32279 77 292 83 294 87 300 32279 30809 77 292 82 294 82 298 30809 29274 77 291 79 297 79 298 29274 27676 74 288 76 299 77 300 27676 26015 71 288 74 299 79 302 26015 24295 69 290 75 298 80 301 24295 22513 69 294 76 299 81 301 22513 20664 67 297 74 299 77 302 20664 18741 63 295 68 299 71 303 18741 16788 59 294 62 298 64 303 16788 14913 56 297 58 298 59 301 14913 13209 56 301 56 300 55 299 13209 11694 53 303 56 302 51 298 11694 10340 49 302 58 306 49 297 10340 9128 46 298 57 308 48 296 9128 8044 44 295 52 304 45 297 8044 7080 45 288 49 294 44 294 7080 6231 48 281 47 284 47 286 6231 5480 48 278 46 280 48 282 5480 4806 46 276 43 277 45 279 4806 4209 38 270 36 271 38 272 4209 3711 30 262 29 264 31 260 3711 3330 26 260 26 262 26 255 3330 3067 23 259 22 261 20 255 3067 2907 19 259 18 261 16 255 2907 2815 12*260 12*261 10*257 2815 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