DrJack's BLIPSPOT for: TUE 04/28 Marfa_TX 4849ft pt18183@-103.864,30.408,4919ft BLIPSPOT sfc.temp. adjusted by -0.2 degF SPONSORED BY: Marfa Gliders RUC - Last Analysis,Validation Time = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0654z - - 0956z - - 1002z - - 1334z - - 1855z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m 74.9 - - 84.2 - - 86.6 - - 83.4 - - 72.7 Temp@2m Sfc.Heating 160 - - 522 - - 454 - - 75 - - -1 Sfc.Heating BL Depth 1814 - - 7631 - - 10608 - - 6312 - - 306 BL Depth Hcrit 5688 - - 10656 - - 13030 - - 8376 - - 5139 Hcrit BL Top 6663 - - 12480 - - 15457 - - 11161 - - 5155 BL Top Hgt.Variab. 1666 - - 3533 - - 2566 - - 6159 - - 3992 Hgt.Variab. W* 278 - - 665 - - 709 - - 327 - - 9 W* B/S 3 - - 4 - - 5 - - 3 - - 2 B/S BL Wind 19 - - 28 - - 26 - - 20 - - 1 BL Wind Direction 281 - - 258 - - 250 - - 268 - - 257 Direction Wind Shear 10 - - 20 - - 15 - - 10 - - 0 Wind Shear Max.Converg -13 - - 16 - - 9 - - -16 - - -2 Max.Converg CLOUDpotent -9218 - - -5234 - - -2294 - - -6357 - - -10035 CLOUDpotentl sfcLCL 15882 - - 17715 - - 17752 - - 17519 - - 15191 sfcLCL ODpotential -13441 - - -7000 - - -4034 - - -8787 - - -14725 ODpotential blCL 20104 - - 19480 - - 19491 - - 19948 - - 19880 blCL maxRH 86 - - 80 - - 82 - - 92 - - 88 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 74.9 - - 84.2 - - 86.6 - - 83.4 - - 72.7 Temp@2m DewPt@2m 23.3 - - 23.5 - - 25.7 - - 23.9 - - 24.5 DewPt@2m Temp@Bot 73.6 - - 81.2 - - 83.9 - - 82.5 - - 77.8 Temp@Bot DewPt@Bot 23.2 - - 23.3 - - 25.6 - - 23.9 - - 24.4 DewPt@bot Sfc.Heating 160 - - 522 - - 454 - - 75 - - -1 Sfc.Heating BL Depth 1814 - - 7631 - - 10608 - - 6312 - - 306 BL Depth EXPERIMENT 45 - - 21 - - 27 - - 68 - - 53 EXPERIMENT EXPERIMENT2 3 - - 3 - - 3 - - 3 - - 3 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z [ft] ------------------------------------------------------------------------------------------- [ft] 97786 16 224 16 218 20 226 21 273 13 284 97786 90336 12 282 11 270 14 248 11 260 11 276 90336 84594 10 289 12 262 9 266 9 259 9 277 84594 79871 3 293 8 254 7 277 8 282 7 335 79871 75850 7 355 10 285 5 322 11 299 9 356 75850 72301 11 005 5 332 4 316 3 265 8 296 72301 69097 8 285 10 333 5 051 6 107 1 278 69097 66184 16 227 15 249 12 264 8 295 11 288 66184 63518 10 129 3 243 14 213 3 284 21 202 63518 60959 37 260 20 278 13 283 21 298 14 335 60959 58283 53 251 45 267 39 269 47 270 29 294 58283 55489 57 258 54 260 54 263 49 255 48 268 55489 52823 62 259 64 253 60 253 53 254 58 262 52823 50414 67 251 68 249 67 248 63 253 65 256 50414 48240 63 248 68 251 70 251 70 254 70 256 48240 46270 60 259 69 261 73 267 74 267 79 271 46270 44487 82 278 83 274 92 280 93 277 88 272 44487 42851 109 281 107 278 103 281 100 275 88 269 42851 41314 111 276 113 276 101 279 97 274 88 268 41314 39862 104 273 107 274 95 275 94 271 88 266 39862 38491 101 274 104 274 94 273 91 268 88 267 38491 37171 98 281 101 277 91 271 90 267 85 270 37171 35840 90 284 96 279 91 271 91 269 81 275 35840 34473 76 279 85 278 89 272 90 272 79 278 34473 33071 74 267 75 273 85 274 85 275 76 279 33071 31624 74 266 74 269 77 274 76 272 73 277 31624 30121 67 266 72 268 69 270 73 268 70 276 30121 28568 59 262 63 269 66 267 70 269 63 275 28568 26969 55 257 52 268 60 265 59 272 58 271 26969 25331 52 253 49 263 55 263 51 272 57 271 25331 23659 50 251 46 257 52 261 46 268 49 271 23659 21945 47 251 44 252 48 260 43 262 44 264 21945 20182 45 253 43 248 43 261 45 257 48 254 20182 18404 43 256 45 240 40 260 42 250 44 244 18404 16697 42 257 44 237 37*256 36 240 36 241 16697 15142 40 255 42 241 31*248 31 239 30 248 15142 13750 38 251 39*247 30 247 26 244 26 257 13750 12498 36 245 36*251 30 247 25 248 22 267 12498 11370 34 240 34 254 27 247 23*255 21 275 11370 10351 33 238 32 255 26 248 22*257 20 280 10351 9434 30 242 29 257 25 250 21 264 20 283 9434 8612 29 251 26 259 24 251 21 266 19 284 8612 7873 28 260 25 261 23 252 21 269 17 284 7873 7201 27*268 24 262 23 253 20 270 15 283 7201 6599 23*275 23 263 22 254 20 271 12 282 6599 6089 19 281 23 263 21 255 20 272 9 280 6089 5693 18 282 22 264 21 255 19 272 7 278 5693 5419 17 283 21 264 20 255 18 272 5 276 5419 5251 16 283 20 264 19 255 17 273 2 271 5251 5155 13 283 17 264 16 256 14 273 1*257 5155 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 21Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography