DrJack's BLIPSPOT for: TUE 02/24 Truckee 7206ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox RUC - Last Analysis,Validation Time = 15Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time 0653z - - 0955z - - 1000z - - 1333z - - 1559z Update Time FCST PERIOD 9 hr - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m 32.3 - - 35.7 - - 36.9 - - 35.1 - - 34.4 Temp@2m Sfc.Heating -36 - - 62 - - 105 - - 38 - - -25 Sfc.Heating BL Depth 16 - - 384 - - 502 - - 192 - - 16 BL Depth Hcrit 7206 - - 7206 - - 7206 - - 7206 - - 7206 Hcrit BL Top 7222 - - 7590 - - 7709 - - 7398 - - 7222 BL Top Hgt.Variab. 749 - - 680 - - 879 - - 926 - - 1032 Hgt.Variab. W* 4 - - 128 - - 166 - - 86 - - 0 W* B/S 0 - - 1 - - 1 - - 1 - - 0 B/S BL Wind 16 - - 32 - - 36 - - 22 - - 14 BL Wind Direction 237 - - 238 - - 238 - - 237 - - 235 Direction Wind Shear 0 - - 23 - - 26 - - 13 - - 0 Wind Shear Max.Converg -24 - - -71 - - -80 - - -46 - - -21 Max.Converg CLOUDpotent 0 - - 368 - - 487 - - 176 - - 0 CLOUDpotentl sfcLCL 7222 - - 7223 - - 7222 - - 7222 - - 7222 sfcLCL ODpotential -8950 - - -8116 - - -7679 - - -249 - - -5408 ODpotential blCL 16172 - - 15706 - - 15388 - - 7647 - - 12630 blCL maxRH 99 - - 97 - - 94 - - 98 - - 98 maxRH CAPE 0 - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m 32.3 - - 35.7 - - 36.9 - - 35.1 - - 34.4 Temp@2m DewPt@2m 31.3 - - 32.6 - - 34.5 - - 34.1 - - 34.0 DewPt@2m Temp@Bot 33.7 - - 35.7 - - 36.5 - - 35.0 - - 35.5 Temp@Bot DewPt@Bot 31.4 - - 32.1 - - 33.9 - - 33.9 - - 34.6 DewPt@bot Sfc.Heating -36 - - 62 - - 105 - - 38 - - -25 Sfc.Heating BL Depth 16 - - 384 - - 502 - - 192 - - 16 BL Depth EXPERIMENT 94 - - 90 - - 77 - - 92 - - 92 EXPERIMENT EXPERIMENT2 5 - - 5 - - 5 - - 5 - - 5 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] 96518 28 084 17 078 21 075 23 072 19 101 96518 89399 23 085 16 093 9 083 13 042 14 075 89399 83888 11 053 10 095 6 068 7 029 13 036 83888 79300 9 025 10 080 5 001 8 347 15 001 79300 75342 11 350 9 015 7 002 8 012 8 341 75342 71814 19 335 15 323 17 332 14 334 15 350 71814 68620 20 289 18 288 24 293 19 300 20 305 68620 65718 2 311 6 345 8 310 6 337 8 312 65718 62996 17 329 9 040 12 354 21 307 22 316 62996 60352 51 288 38 274 40 269 48 277 43 281 60352 57653 59 265 59 263 59 262 52 266 44 273 57653 54869 51 275 60 265 56 264 46 265 41 280 54869 52185 59 284 61 272 53 266 48 275 53 288 52185 49748 65 276 64 276 58 274 59 278 66 285 49748 47557 70 273 62 273 64 275 72 276 76 278 47557 45574 74 270 60 266 69 274 79 271 82 270 45574 43771 67 272 57 269 69 272 81 267 88 267 43771 42118 66 283 56 286 66 269 82 267 89 266 42118 40580 79 290 69 291 62 268 86 269 88 263 40580 39135 89 291 78 290 60 268 92 270 91 263 39135 37778 88 290 77 290 61 271 94 269 91 263 37778 36480 81 289 72 289 63 272 92 269 91 263 36480 35178 77 286 71 286 65 273 90 272 90 270 35178 33849 77 283 73 281 67 273 89 275 91 278 33849 32500 76 283 73 277 68 272 89 274 91 281 32500 31123 72 283 70 273 69 270 87 271 89 279 31123 29709 69 281 66 271 71 270 84 267 86 276 29709 28263 66 277 64 269 73 270 81 267 83 273 28263 26785 62 276 63 268 73 270 80 270 79 270 26785 25277 55 280 62 268 74 273 78 273 77 266 25277 23743 53 282 63 268 73 274 76 275 75 266 23743 22185 57 278 63 267 71 273 74 274 72 270 22185 20602 64 272 61 264 68 271 69 270 68 275 20602 19018 67 267 61 262 68 270 67 268 65 276 19018 17507 65 264 65 261 71 269 68 267 62 274 17507 16137 63 262 71 261 76 266 68 266 57 273 16137 14913 62 262 77 262 80 263 63 264 53 272 14913 13812 63 262 81 261 83 260 58 263 51 272 13812 12817 65 262 81 258 85 258 56 261 51 270 12817 11914 69 261 80 254 85 256 57 260 54 266 11914 11095 71 260 78 251 82 253 58 258 55 261 11095 10357 72 258 76 249 78 250 58 253 55 256 10357 9691 70 254 73 247 75 246 56 245 52 248 9691 9083 66 249 69 245 71 241 55 237 50 237 9083 8537 61 242 63 240 67 238 54 233 49 231 8537 8075 54 237 58 237 62 237 50 233 46 230 8075 7715 47 235 50*237 55*237 43 234 39 231 7715 7464 38 235 42*238 48*238 37*235 32 232 7464 7311 31 236 35 238 39 238 30*236 26*233 7311 7222 16*237 19 239 22 240 17 238 14*235 7222 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