DrJack's BLIPSPOT for: WED 04/15 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 - - - 69.4 - - 77.0 - - 77.9 - - 69.5 Temp@2m Sfc.Heating - - - 221 - - 315 - - 151 - - -19 Sfc.Heating BL Depth - - - 1928 - - 3536 - - 3118 - - 259 BL Depth Hcrit - - - 3595 - - 4911 - - 4305 - - 2801 Hcrit BL Top - - - 4486 - - 6094 - - 5676 - - 2817 BL Top Hgt.Variab. - - - 851 - - 1819 - - 2673 - - 1686 Hgt.Variab. W* - - - 314 - - 433 - - 328 - - 22 W* B/S - - - 4 - - 7 - - 5 - - 1 B/S BL Wind - - - 16 - - 12 - - 13 - - 4 BL Wind Direction - - - 265 - - 236 - - 236 - - 255 Direction Wind Shear - - - 9 - - 5 - - 6 - - 0 Wind Shear Max.Converg - - - -12 - - -7 - - -14 - - -1 Max.Converg CLOUDpotent - - - -3445 - - -4492 - - -4963 - - -4678 CLOUDpotentl sfcLCL - - - 7932 - - 10587 - - 10639 - - 7495 sfcLCL ODpotential - - - -8170 - - -8596 - - -9764 - - -8762 ODpotential blCL - - - 12656 - - 14690 - - 15440 - - 11579 blCL maxRH - - - 63 - - 70 - - 81 - - 52 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 69.4 - - 77.0 - - 77.9 - - 69.5 Temp@2m DewPt@2m - - - 44.6 - - 40.3 - - 41.1 - - 46.7 DewPt@2m Temp@Bot - - - 67.6 - - 74.7 - - 76.4 - - 71.5 Temp@Bot DewPt@Bot - - - 43.8 - - 39.1 - - 39.9 - - 46.2 DewPt@bot Sfc.Heating - - - 221 - - 315 - - 151 - - -19 Sfc.Heating BL Depth - - - 1928 - - 3536 - - 3118 - - 259 BL Depth EXPERIMENT - - - 0 - - 0 - - 22 - - 0 EXPERIMENT EXPERIMENT2 - - - 6 - - 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] 96959 27 239 37 244 33 241 32 255 96959 89702 26 236 24 239 32 255 28 258 89702 84198 16 227 14 238 27 253 20 254 84198 79662 8 255 7 237 14 231 12 290 79662 75747 15 288 8 252 10 260 15 305 75747 72263 13 250 12 240 12 263 15 270 72263 69094 2 218 5 262 5 235 11 257 69094 66165 15 268 20 289 16 292 14 284 66165 63445 28 257 29 263 29 268 26 272 63445 60817 23 249 25 252 31 260 29 261 60817 58082 21 277 32 283 38 275 37 274 58082 55250 40 279 48 274 43 269 46 267 55250 52555 44 264 45 264 42 264 46 269 52555 50142 43 266 41 270 53 272 59 268 50142 48007 57 274 66 273 67 267 63 256 48007 46085 67 273 71 271 64 269 56 262 46085 44317 66 266 66 270 62 273 61 276 44317 42673 63 269 60 261 57 263 69 278 42673 41136 63 273 50 262 53 248 66 273 41136 39693 63 273 44 255 54 252 57 265 39693 38325 66 276 38 258 58 260 52 248 38325 37001 64 277 35 270 53 258 54 247 37001 35658 60 273 38 273 44 255 55 253 35658 34268 51 263 40 274 40 259 56 259 34268 32836 45 259 42 270 35 260 53 258 32836 31348 44 257 40 266 31 260 49 254 31348 29791 43 254 39 265 36 261 47 253 29791 28167 40 249 39 265 42 261 46 257 28167 26476 39 252 40 262 46 264 44 263 26476 24720 38 266 39 264 47 270 43 269 24720 22905 36 276 40 269 46 276 45 273 22905 21021 32 263 41 270 41 279 41 273 21021 19062 25 256 38 266 37 277 34 267 19062 17066 21 258 32 264 35 272 33 263 17066 15151 16 253 25 269 30 267 29 261 15151 13418 11 250 19 264 21 266 20 250 13418 11881 11 239 16 251 15 253 17 233 11881 10512 13 217 14 241 14 229 20 226 10512 9289 15 202 16 223 17 213 20 210 9289 8194 13 200 17 217 17 208 19 198 8194 7218 11 217 15 220 15 213 19 196 7218 6351 15 246 13*226 14*221 18 202 6351 5580 20 263 12*230 14*227 17 215 5580 4887 20*267 12 234 14 234 16 230 4887 4271 18*267 12 236 14 236 15 241 4271 3754 17 266 12 237 13 238 14 246 3754 3355 16 265 11 239 13 238 13 249 3355 3080 15 265 11 240 12 239 11 251 3080 2913 13 265 10 240 11 240 8 253 2913 2817 10 264 8 240 8 240 4*255 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