DrJack's BLIPSPOT for: THU 04/25 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 = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0952z - - 1001z - - 1553z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - - - - 62.7 - - 64.9 - - 57.7 Temp@2m Sfc.Heating - - - - - - 370 - - 192 - - -19 Sfc.Heating BL Depth - - - - - - 5597 - - 6130 - - 258 BL Depth Hcrit - - - - - - 6574 - - 6674 - - 2799 Hcrit BL Top - - - - - - 8155 - - 8688 - - 2816 BL Top Hgt.Variab. - - - - - - 1457 - - 2070 - - 5659 Hgt.Variab. W* - - - - - - 530 - - 442 - - 25 W* B/S - - - - - - 16 - - 9 - - 1 B/S BL Wind - - - - - - 6 - - 9 - - 4 BL Wind Direction - - - - - - 236 - - 264 - - 322 Direction Wind Shear - - - - - - 4 - - 3 - - 0 Wind Shear Max.Converg - - - - - - -3 - - -8 - - -2 Max.Converg CLOUDpotent - - - - - - -178 - - -779 - - -4583 CLOUDpotentl sfcLCL - - - - - - 8334 - - 9468 - - 7399 sfcLCL ODpotential - - - - - - -2899 - - -3190 - - -6931 ODpotential blCL - - - - - - 11054 - - 11878 - - 9747 blCL maxRH - - - - - - 67 - - 65 - - 73 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 62.7 - - 64.9 - - 57.7 Temp@2m DewPt@2m - - - - - - 36.0 - - 33.2 - - 35.4 DewPt@2m Temp@Bot - - - - - - 60.1 - - 63.1 - - 58.7 Temp@Bot DewPt@Bot - - - - - - 34.8 - - 32.0 - - 34.6 DewPt@bot Sfc.Heating - - - - - - 370 - - 192 - - -19 Sfc.Heating BL Depth - - - - - - 5597 - - 6130 - - 258 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - 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] 98083 5 254 20 294 18 313 98083 90704 9 281 11 296 4 231 90704 84942 15 277 14 279 11 319 84942 80148 9 191 13 265 12 293 80148 76024 2 013 6 321 18 278 76024 72386 15 288 11 284 19 278 72386 69120 20 294 18 282 21 290 69120 66118 27 287 22 287 25 301 66118 63320 28 287 37 298 39 306 63320 60614 41 292 50 292 47 295 60614 57796 51 289 57 286 53 296 57796 54858 56 290 59 288 63 294 54858 52039 59 290 58 291 63 289 52039 49494 62 290 59 297 60 290 49494 47209 63 288 64 292 61 297 47209 45146 61 284 63 285 67 300 45146 43279 54 280 60 288 73 297 43279 41576 50 289 64 294 72 294 41576 40010 61 297 73 296 77 304 40010 38562 76 299 82 301 101 307 38562 37217 85 302 93 304 110 306 37217 35925 81 301 95 304 112 304 35925 34617 70 295 94 304 111 294 34617 33266 66 290 90 301 106 295 33266 31871 68 288 86 299 107 295 31871 30417 68 287 81 297 105 302 30417 28897 67 288 79 298 95 307 28897 27315 62 287 76 298 84 304 27315 25672 58 286 71 297 77 304 25672 23969 52 289 62 297 70 306 23969 22210 47 294 54 299 57 307 22210 20398 41 296 44 301 39 300 20398 18519 33 295 33 289 35 283 18519 16605 27 294 28 286 34 283 16605 14763 22 292 25 281 29 285 14763 13090 20 284 21 271 25 275 13090 11599 19 273 18 264 21 265 11599 10271 17 263 13 258 16 248 10271 9085 11*245 10*258 12 213 9085 8026 7*232 9*260 9 212 8026 7081 7 232 10 262 7 219 7081 6243 6 234 10 263 5 237 6243 5497 6 235 10 265 4 279 5497 4824 6 237 10 265 6 310 4824 4227 6 239 9 265 8 320 4227 3725 5 241 9 265 9 324 3725 3339 5 242 9 264 10 324 3339 3072 5 242 8 265 9 324 3072 2909 4 244 8 264 7*323 2909 2816 4 244 6 264 4*322 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