DrJack's BLIPSPOT for: FRI 12/26 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 - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 47.1 - - 51.2 - - 54.0 Temp@2m Sfc.Heating - - - - - - 20 - - -14 - - -20 Sfc.Heating BL Depth - - - - - - 257 - - 258 - - 258 BL Depth Hcrit - - - - - - 2799 - - 2799 - - 2800 Hcrit BL Top - - - - - - 2815 - - 2816 - - 2816 BL Top Hgt.Variab. - - - - - - 1314 - - 1477 - - 1158 Hgt.Variab. W* - - - - - - 74 - - 25 - - 0 W* B/S - - - - - - 1 - - 1 - - 0 B/S BL Wind - - - - - - 9 - - 6 - - 9 BL Wind Direction - - - - - - 164 - - 207 - - 241 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 3 - - 1 - - 1 Max.Converg CLOUDpotent - - - - - - -1042 - - -756 - - 0 CLOUDpotentl sfcLCL - - - - - - 3857 - - 3572 - - 2816 sfcLCL ODpotential - - - - - - -10476 - - -3969 - - -950 ODpotential blCL - - - - - - 13291 - - 6785 - - 3766 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 10 - - 30 - - 30 CAPE Temp@2m - - - - - - 47.1 - - 51.2 - - 54.0 Temp@2m DewPt@2m - - - - - - 40.0 - - 45.2 - - 53.2 DewPt@2m Temp@Bot - - - - - - 46.5 - - 51.3 - - 54.2 Temp@Bot DewPt@Bot - - - - - - 39.6 - - 45.0 - - 53.4 DewPt@bot Sfc.Heating - - - - - - 20 - - -14 - - -20 Sfc.Heating BL Depth - - - - - - 257 - - 258 - - 258 BL Depth EXPERIMENT - - - - - - 101 - - 100 - - 101 EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 7 - - 10 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] 95942 79 242 83 250 77 245 95942 88804 59 252 64 252 63 256 88804 83285 47 255 45 259 46 253 83285 78741 36 252 37 268 31 256 78741 74853 31 256 36 271 32 275 74853 71426 29 274 35 269 31 275 71426 68329 18 276 26 265 25 252 68329 65439 5 276 19 218 20 250 65439 62734 22 290 28 272 41 281 62734 60156 43 285 47 280 45 278 60156 57493 66 289 64 284 53 278 57493 54720 80 282 77 279 70 284 54720 52054 78 280 79 280 80 282 52054 49637 84 284 86 281 80 282 49637 47452 92 281 88 279 81 282 47452 45460 90 276 85 280 81 283 45460 43635 82 276 86 283 84 288 43635 41959 81 279 88 285 95 292 41959 40411 82 280 91 285 101 292 40411 38970 79 277 91 283 100 291 38970 37615 76 276 87 284 97 292 37615 36309 71 275 83 284 94 294 36309 34987 66 276 81 284 89 294 34987 33620 62 279 80 284 86 294 33620 32210 62 284 79 284 84 294 32210 30743 62 287 78 285 83 294 30743 29208 58 284 75 286 81 295 29208 27608 56 282 71 286 77 292 27608 25943 55 280 65 282 74 288 25943 24217 55 277 62 278 73 286 24217 22433 59 277 66 278 74 285 22433 20585 55 278 67 280 74 285 20585 18673 49 279 63 283 73 287 18673 16735 48 279 53 280 67 289 16735 14873 50 280 49 279 55 286 14873 13180 48 275 50 283 46 283 13180 11670 43 269 52 286 41 286 11670 10322 41 265 54 281 41 290 10322 9120 41 255 52 275 44 285 9120 8051 38 243 48 265 46 274 8051 7097 36 236 46 250 48 267 7097 6252 35 230 46 246 49 263 6252 5500 32 221 42 241 47 257 5500 4825 30 207 36 234 44 250 4825 4225 27 188 29 227 39 247 4225 3723 22 173 23 220 31 245 3723 3337 20 169 18 215 25 244 3337 3071 18 168 13 211 19 243 3071 2909 14 166 10*210 15 242 2909 2816 9*164 6*207 9*241 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