DrJack's BLIPSPOT for: THU 12/25 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 - - - - - - 55.3 - - 55.2 - - 53.3 Temp@2m Sfc.Heating - - - - - - 12 - - -4 - - -5 Sfc.Heating BL Depth - - - - - - 258 - - 258 - - 258 BL Depth Hcrit - - - - - - 2800 - - 2800 - - 2799 Hcrit BL Top - - - - - - 2816 - - 2816 - - 2816 BL Top Hgt.Variab. - - - - - - 1957 - - 2310 - - 1250 Hgt.Variab. W* - - - - - - 64 - - 30 - - 18 W* B/S - - - - - - 1 - - 1 - - 1 B/S BL Wind - - - - - - 9 - - 7 - - 3 BL Wind Direction - - - - - - 287 - - 292 - - 324 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -2 - - -2 - - -1 Max.Converg CLOUDpotent - - - - - - 0 - - 0 - - 0 CLOUDpotentl sfcLCL - - - - - - 2816 - - 2816 - - 2816 sfcLCL ODpotential - - - - - - -460 - - -704 - - -1126 ODpotential blCL - - - - - - 3276 - - 3520 - - 3942 blCL maxRH - - - - - - 100 - - 100 - - 98 maxRH CAPE - - - - - - 20 - - 40 - - 10 CAPE Temp@2m - - - - - - 55.3 - - 55.2 - - 53.3 Temp@2m DewPt@2m - - - - - - 53.7 - - 53.0 - - 52.1 DewPt@2m Temp@Bot - - - - - - 54.9 - - 54.9 - - 53.2 Temp@Bot DewPt@Bot - - - - - - 53.5 - - 52.9 - - 51.9 DewPt@bot Sfc.Heating - - - - - - 12 - - -4 - - -5 Sfc.Heating BL Depth - - - - - - 258 - - 258 - - 258 BL Depth EXPERIMENT - - - - - - 101 - - 101 - - 91 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 9 - - 9 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] 95549 70 252 70 249 74 251 95549 88491 54 257 58 254 58 252 88491 83032 45 259 52 272 54 271 83032 78528 36 260 41 280 42 280 78528 74674 30 274 34 281 31 289 74674 71279 30 276 31 284 31 287 71279 68202 38 291 34 286 34 295 68202 65368 42 302 39 298 40 304 65368 62725 55 313 51 310 47 309 62725 60141 72 301 63 303 58 304 60141 57445 70 296 66 299 67 304 57445 54662 68 308 74 308 80 306 54662 52006 88 317 101 309 96 307 52006 49611 108 311 109 305 103 306 49611 47464 109 307 101 305 98 306 47464 45513 102 305 94 308 88 309 45513 43724 98 313 89 312 83 314 43724 42073 104 319 90 313 87 316 42073 40539 104 321 92 315 89 318 40539 39104 100 321 94 319 87 319 39104 37755 96 320 93 322 83 320 37755 36455 94 319 90 321 76 317 36455 35138 94 318 89 320 72 310 35138 33774 93 319 87 321 73 308 33774 32364 89 318 85 321 70 309 32364 30895 85 317 84 321 67 310 30895 29356 77 313 79 318 71 308 29356 27753 69 308 70 318 77 309 27753 26084 66 305 65 315 74 310 26084 24350 63 305 65 313 66 308 24350 22555 58 302 59 314 56 308 22555 20696 51 294 50 309 49 312 20696 18766 44 290 47 305 45 309 18766 16806 36 286 45 308 44 308 16806 14918 37 287 42 310 40 309 14918 13202 40 296 39 310 34 311 13202 11677 38 305 34 304 29 309 11677 10318 37 309 31 306 27 307 10318 9108 36 304 30 305 23 291 9108 8035 33 295 29 301 23 280 8035 7085 31 291 28 301 23 284 7085 6243 30 291 26 301 22 293 6243 5494 29 291 25 300 21 301 5494 4820 28 291 24 299 20 310 4820 4222 26 292 23 298 18 319 4222 3721 23 291 20 297 15 326 3721 3336 20 290 16 295 11 329 3336 3070 16 289 14 294 8 328 3070 2909 13 288 11 292 6*328 2909 2816 9*287 7*292 3*324 2816 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