DrJack's BLIPSPOT for: TUE 04/28 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 - - - 0653z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 55.6 - - 64.6 - - 66.5 - - 62.1 Temp@2m Sfc.Heating - - - 10 - - 159 - - 89 - - -18 Sfc.Heating BL Depth - - - 258 - - 2402 - - 259 - - 259 BL Depth Hcrit - - - 2800 - - 3838 - - 2800 - - 2800 Hcrit BL Top - - - 2816 - - 4960 - - 2817 - - 2817 BL Top Hgt.Variab. - - - 1553 - - 2003 - - 5025 - - 4057 Hgt.Variab. W* - - - 60 - - 311 - - 124 - - 26 W* B/S - - - 2 - - 3 - - 2 - - 1 B/S BL Wind - - - 7 - - 21 - - 10 - - 4 BL Wind Direction - - - 207 - - 255 - - 260 - - 249 Direction Wind Shear - - - 0 - - 13 - - 0 - - 0 Wind Shear Max.Converg - - - 2 - - -8 - - -2 - - 0 Max.Converg CLOUDpotent - - - 0 - - 1134 - - -1415 - - -436 CLOUDpotentl sfcLCL - - - 2816 - - 3826 - - 4232 - - 3253 sfcLCL ODpotential - - - -496 - - 231 - - -2138 - - -1903 ODpotential blCL - - - 3312 - - 4729 - - 4955 - - 4720 blCL maxRH - - - 100 - - 94 - - 89 - - 89 maxRH CAPE - - - 60 - - 320 - - 540 - - 410 CAPE Temp@2m - - - 55.6 - - 64.6 - - 66.5 - - 62.1 Temp@2m DewPt@2m - - - 53.8 - - 57.3 - - 57.4 - - 57.3 DewPt@2m Temp@Bot - - - 55.1 - - 63.3 - - 65.5 - - 63.0 Temp@Bot DewPt@Bot - - - 53.6 - - 56.3 - - 56.5 - - 57.0 DewPt@bot Sfc.Heating - - - 10 - - 159 - - 89 - - -18 Sfc.Heating BL Depth - - - 258 - - 2402 - - 259 - - 259 BL Depth EXPERIMENT - - - 101 - - 77 - - 57 - - 57 EXPERIMENT EXPERIMENT2 - - - 10 - - 10 - - 11 - - 11 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] 97681 24 262 23 262 34 264 28 276 97681 90237 17 262 20 245 30 263 24 271 90237 84533 14 247 13 257 17 268 18 281 84533 79836 10 268 12 257 7 298 9 284 79836 75817 6 269 8 260 7 282 10 312 75817 72281 8 320 6 002 5 292 11 299 72281 69082 14 329 12 005 8 345 8 328 69082 66143 17 329 15 348 13 337 10 338 66143 63425 22 316 15 331 14 323 10 330 63425 60792 21 291 18 313 13 308 11 329 60792 58011 19 283 28 294 21 299 24 316 58011 55117 24 280 36 255 46 265 45 269 55117 52381 19 271 32 234 43 240 30 246 52381 49901 21 296 24 264 24 242 34 223 49901 47645 53 297 32 289 21 280 53 268 47645 45608 64 286 59 281 67 277 67 270 45608 43767 65 279 63 268 74 262 70 264 43767 42080 69 270 68 257 64 248 73 265 42080 40530 65 246 82 248 63 249 88 276 40530 39097 46 221 76 241 64 249 100 279 39097 37752 43 224 73 239 69 253 104 278 37752 36451 43 237 72 239 74 257 104 271 36451 35131 37 239 68 237 82 262 93 261 35131 33762 41 247 65 238 90 266 91 259 33762 32349 44 253 63 237 95 269 91 265 32349 30879 44 254 61 235 95 268 90 266 30879 29340 43 254 61 238 93 265 87 264 29340 27734 41 254 63 248 93 271 84 265 27734 26065 38 253 59 256 81 276 84 280 26065 24340 34 254 53 262 66 273 68 289 24340 22559 32 270 47 268 58 273 55 288 22559 20716 40 290 44 274 52 278 52 290 20716 18801 45 292 46 276 56 289 49 295 18801 16853 35 285 49 280 47 297 40 305 16853 14976 32 276 46 283 36 293 29 310 14976 13266 36 270 40 279 31 280 19 294 13266 11744 37 258 37 270 30 271 22 278 11744 10389 40 254 34 277 28 268 24 275 10389 9182 45 256 31 280 27 275 23 276 9182 8104 48 256 29 276 26 277 22 279 8104 7147 48 253 28 270 26 277 20 280 7147 6297 43 246 26 264 25 275 18 280 6297 5541 36 237 25*257 23 271 17 278 5541 4858 30 230 24*255 20 265 16 273 4858 4251 25 224 23 255 20 264 15 268 4251 3742 20 219 22 255 19 263 14 263 3742 3348 16 214 20 255 18 262 12 259 3348 3076 13 210 19 255 17 261 10 255 3076 2911 10*209 16 256 14*261 7*252 2911 2817 7*207 11 256 10*260 4*249 2817 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