DrJack's BLIPSPOT for: WED 04/23 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 - - - 0653z - - 0955z - - 1000z - - 1332z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 62.5 - - 69.3 - - 70.2 - - 63.5 Temp@2m Sfc.Heating - - - 256 - - 353 - - 152 - - -23 Sfc.Heating BL Depth - - - 2060 - - 4840 - - 4962 - - 259 BL Depth Hcrit - - - 3736 - - 5961 - - 5655 - - 2800 Hcrit BL Top - - - 4618 - - 7398 - - 7520 - - 2817 BL Top Hgt.Variab. - - - 1867 - - 2126 - - 3372 - - 4150 Hgt.Variab. W* - - - 336 - - 498 - - 382 - - 26 W* B/S - - - 6 - - 15 - - 12 - - 1 B/S BL Wind - - - 11 - - 6 - - 6 - - 4 BL Wind Direction - - - 115 - - 130 - - 122 - - 121 Direction Wind Shear - - - 5 - - 3 - - 3 - - 0 Wind Shear Max.Converg - - - 2 - - 2 - - -12 - - 1 Max.Converg CLOUDpotent - - - -2781 - - -1825 - - -1670 - - -3660 CLOUDpotentl sfcLCL - - - 7399 - - 9223 - - 9191 - - 6477 sfcLCL ODpotential - - - -6623 - - -4182 - - -3338 - - -5725 ODpotential blCL - - - 11241 - - 11580 - - 10858 - - 8542 blCL maxRH - - - 78 - - 59 - - 92 - - 90 maxRH CAPE - - - 0 - - 0 - - 10 - - 0 CAPE Temp@2m - - - 62.5 - - 69.3 - - 70.2 - - 63.5 Temp@2m DewPt@2m - - - 40.0 - - 38.6 - - 39.7 - - 45.2 DewPt@2m Temp@Bot - - - 60.3 - - 66.8 - - 68.6 - - 64.6 Temp@Bot DewPt@Bot - - - 39.0 - - 37.5 - - 38.6 - - 44.8 DewPt@bot Sfc.Heating - - - 256 - - 353 - - 152 - - -23 Sfc.Heating BL Depth - - - 2060 - - 4840 - - 4962 - - 259 BL Depth EXPERIMENT - - - 14 - - 0 - - 68 - - 62 EXPERIMENT EXPERIMENT2 - - - 5 - - 5 - - 5 - - 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] 97645 9 182 10 206 11 218 11 234 97645 90270 11 151 12 167 7 197 1 190 90270 84594 11 138 10 161 9 200 6 068 84594 79862 14 123 11 133 8 188 4 030 79862 75771 10 058 9 129 10 199 7 284 75771 72163 9 333 2 211 7 181 8 248 72163 68896 4 270 5 261 11 283 7 262 68896 65890 12 278 11 284 14 289 10 295 65890 63109 20 258 18 273 20 273 21 290 63109 60421 18 262 23 269 20 261 28 272 60421 57636 29 288 29 280 27 277 24 271 57636 54742 42 279 40 273 33 278 30 288 54742 51978 44 258 42 262 40 270 42 275 51978 49506 40 247 43 259 40 268 41 271 49506 47303 37 249 44 257 41 272 48 280 47303 45319 37 250 41 257 41 263 56 273 45319 43531 35 253 37 260 46 268 55 260 43531 41903 33 262 30 269 38 268 38 258 41903 40393 29 266 29 284 21 283 40 306 40393 38980 30 270 35 290 34 309 47 311 38980 37647 40 250 37 291 30 291 46 304 37647 36354 43 245 31 284 28 279 43 297 36354 35041 44 249 20 279 32 275 39 291 35041 33680 40 245 17 282 23 252 39 283 33680 32275 35 241 20 267 21 251 39 275 32275 30813 30 238 20 246 28 258 39 276 30813 29286 25 241 19 244 30 259 38 273 29286 27693 22 257 23 245 29 263 35 264 27693 26037 22 265 26 247 29 268 31 262 26037 24318 19 263 24 246 27 272 27 267 24318 22541 16 256 21 243 24 279 24 275 22541 20698 14 259 17 240 22 276 21 286 20698 18780 13 254 15 235 20 258 19 296 18780 16827 17 245 14 238 15 241 18 275 16827 14951 15 251 12 249 10 234 20 249 14951 13247 11 268 8 250 9 242 14 247 13247 11735 7 281 5 240 8 244 7 264 11735 10387 2 271 4 233 6 246 7 283 10387 9183 2 201 4 233 3 215 6 275 9183 8106 5 175 3*197 3*168 4 261 8106 7146 8 163 3*157 3*151 2 204 7146 6293 9 147 5 138 5 128 4 139 6293 5536 11 123 6 131 6 123 8 130 5536 4854 12*117 6 128 7 120 11 130 4854 4248 12*116 7 126 7 119 12 130 4248 3739 11 115 7 124 7 118 13 129 3739 3347 11 115 7 123 7 118 13 127 3347 3076 10 114 7 123 7 117 11 126 3076 2911 9 114 6 123 7 116 8*123 2911 2817 7 114 5 122 5 116 4*121 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