DrJack's BLIPSPOT for: MON 04/20 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 - - - 45.8 - - 49.9 - - 50.4 - - 46.2 Temp@2m Sfc.Heating - - - 339 - - 496 - - 327 - - -23 Sfc.Heating BL Depth - - - 2791 - - 4059 - - 4622 - - 257 BL Depth Hcrit - - - 4355 - - 5451 - - 5748 - - 2799 Hcrit BL Top - - - 5349 - - 6617 - - 7180 - - 2815 BL Top Hgt.Variab. - - - 1599 - - 1755 - - 1495 - - 4192 Hgt.Variab. W* - - - 404 - - 519 - - 473 - - 21 W* B/S - - - 6 - - 4 - - 4 - - 1 B/S BL Wind - - - 12 - - 23 - - 21 - - 5 BL Wind Direction - - - 295 - - 288 - - 298 - - 318 Direction Wind Shear - - - 6 - - 14 - - 11 - - 0 Wind Shear Max.Converg - - - -4 - - -7 - - -13 - - -2 Max.Converg CLOUDpotent - - - -1215 - - -483 - - -2333 - - -7503 CLOUDpotentl sfcLCL - - - 6564 - - 7101 - - 9514 - - 10319 sfcLCL ODpotential - - - -2769 - - -1474 - - -8264 - - -14233 ODpotential blCL - - - 8118 - - 8091 - - 15444 - - 17048 blCL maxRH - - - 99 - - 87 - - 45 - - 38 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 45.8 - - 49.9 - - 50.4 - - 46.2 Temp@2m DewPt@2m - - - 27.1 - - 28.7 - - 18.5 - - 11.2 DewPt@2m Temp@Bot - - - 43.5 - - 47.4 - - 48.5 - - 46.7 Temp@Bot DewPt@Bot - - - 26.7 - - 28.3 - - 17.8 - - 10.8 DewPt@bot Sfc.Heating - - - 339 - - 496 - - 327 - - -23 Sfc.Heating BL Depth - - - 2791 - - 4059 - - 4622 - - 257 BL Depth EXPERIMENT - - - 96 - - 48 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - 2 - - 2 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] 97462 17 215 26 240 29 252 28 267 97462 90092 26 245 20 252 28 250 30 269 90092 84482 22 267 21 263 24 253 20 269 84482 79830 14 283 14 245 15 263 15 259 79830 75775 10 276 11 227 10 278 12 260 75775 72154 6 218 10 215 17 247 13 248 72154 68864 7 250 9 184 20 228 23 263 68864 65853 22 275 6 305 13 229 23 250 65853 63077 36 257 20 276 18 270 12 243 63077 60380 37 259 43 261 29 278 20 286 60380 57542 38 266 43 268 41 280 33 286 57542 54591 46 277 47 270 44 283 50 294 54591 51789 53 274 43 275 60 286 60 290 51789 49272 56 270 64 284 64 279 63 285 49272 47007 59 275 72 279 59 277 62 286 47007 44944 66 279 66 275 55 277 61 288 44944 43052 71 278 56 274 52 285 60 292 43052 41308 71 278 49 279 57 296 64 296 41308 39691 67 277 56 290 65 302 67 299 39691 38196 65 275 65 292 70 303 71 309 38196 36820 64 275 71 290 71 304 76 317 36820 35518 64 281 74 288 71 305 77 320 35518 34213 75 285 74 290 74 311 80 322 34213 32871 81 283 72 293 80 310 83 321 32871 31491 75 277 72 297 79 305 83 320 31491 30056 68 273 72 299 75 303 80 319 30056 28559 62 273 69 298 72 305 72 319 28559 27004 59 274 64 297 70 306 66 316 27004 25392 58 274 61 296 68 306 62 315 25392 23719 56 276 59 295 64 306 60 315 23719 21987 56 278 57 295 55 307 59 317 21987 20187 54 279 55 295 48 308 56 316 20187 18317 53 279 53 296 44 309 48 313 18317 16415 54 287 52 299 42 309 41 308 16415 14583 59 297 53 303 41 308 36 306 14583 12914 62 301 53 305 42 308 33 306 12914 11429 60 298 50 301 40 306 31 305 11429 10109 54 290 47 292 36 298 32 298 10109 8936 48 281 46 285 32 290 33 290 8936 7892 41 274 41 282 25*290 29 285 7892 6967 32 271 31*282 23*294 22 288 6967 6149 24 273 26*284 23 296 17 300 6149 5423 18*280 24 286 22 297 16 309 5423 4769 14*291 24 288 22 299 16 312 4769 4188 13 294 23 289 22 299 16 315 4188 3700 13 296 22 289 21 300 15 316 3700 3323 12 296 21 290 20 300 14 318 3323 3064 12 297 20 290 19 300 12 318 3064 2906 11 297 17 290 17 301 9 317 2906 2815 8 297 13 290 12 300 5*318 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