DrJack's BLIPSPOT for: THU 03/12 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 - - - - - - 36.1 - - 37.8 - - 32.9 Temp@2m Sfc.Heating - - - - - - 300 - - 135 - - -43 Sfc.Heating BL Depth - - - - - - 2514 - - 256 - - 257 BL Depth Hcrit - - - - - - 4127 - - 2798 - - 2798 Hcrit BL Top - - - - - - 5072 - - 2814 - - 2815 BL Top Hgt.Variab. - - - - - - 991 - - 4675 - - 3803 Hgt.Variab. W* - - - - - - 382 - - 139 - - 42 W* B/S - - - - - - 3 - - 2 - - 1 B/S BL Wind - - - - - - 27 - - 12 - - 8 BL Wind Direction - - - - - - 319 - - 314 - - 302 Direction Wind Shear - - - - - - 17 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -14 - - -4 - - -3 Max.Converg CLOUDpotent - - - - - - 250 - - -3105 - - -1830 CLOUDpotentl sfcLCL - - - - - - 4822 - - 5919 - - 4645 sfcLCL ODpotential - - - - - - -3355 - - -3704 - - -3332 ODpotential blCL - - - - - - 8427 - - 6518 - - 6147 blCL maxRH - - - - - - 71 - - 64 - - 56 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 36.1 - - 37.8 - - 32.9 Temp@2m DewPt@2m - - - - - - 24.9 - - 21.8 - - 22.7 DewPt@2m Temp@Bot - - - - - - 34.3 - - 36.6 - - 33.9 Temp@Bot DewPt@Bot - - - - - - 23.7 - - 20.7 - - 21.6 DewPt@bot Sfc.Heating - - - - - - 300 - - 135 - - -43 Sfc.Heating BL Depth - - - - - - 2514 - - 256 - - 257 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - 3 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] 96225 15 287 16 289 18 297 96225 89112 10 268 11 251 16 266 89112 83654 13 268 7 272 12 291 83654 79090 19 228 15 276 13 273 79090 75121 21 199 25 243 16 257 75121 71594 19 190 28 222 21 247 71594 68388 14 223 25 226 31 240 68388 65446 26 250 30 229 33 227 65446 62719 34 239 26 217 29 231 62719 60061 38 246 34 243 39 246 60061 57267 52 247 52 242 54 237 57267 54346 69 238 59 238 58 239 54346 51543 75 234 70 245 70 247 51543 49019 82 234 83 244 72 249 49019 46752 90 231 87 240 75 254 46752 44682 92 229 90 238 86 256 44682 42779 92 232 92 239 101 255 42779 41032 99 234 102 243 108 250 41032 39431 108 232 111 239 105 242 39431 37948 111 230 109 233 89 242 37948 36554 107 228 107 232 78 245 36554 35206 102 228 106 229 73 254 35206 33855 103 229 103 224 86 268 33855 32487 104 229 88 220 91 264 32487 31109 101 225 73 236 77 263 31109 29698 95 219 83 259 74 265 29698 28233 88 218 87 261 78 272 28233 26707 82 221 72 258 85 277 26707 25114 76 225 61 268 83 280 25114 23455 73 230 63 283 76 283 23455 21733 73 237 71 293 71 283 21733 19945 74 242 77 295 70 277 19945 18090 71 244 76 293 67 274 18090 16203 62 247 71 289 62 279 16203 14385 51 248 67 289 57 285 14385 12728 45 255 67 297 52 288 12728 11254 46 276 69 304 47 292 11254 9946 47 293 66 308 45 303 9946 8788 43 303 56 311 45 310 8788 7766 40 312 44 313 42 311 7766 6864 42 320 31 316 36 307 6864 6067 41 323 29 316 33 306 6067 5360 32*320 28 316 32 308 5360 4722 30*319 27 316 31 309 4722 4154 29 319 26 316 29 310 4154 3678 28 319 25 316 26 309 3678 3310 27 318 24 316 22 307 3310 3057 24 318 22 315 17 305 3057 2903 20 317 18 315 13*303 2903 2815 14 317 12*314 8*302 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