DrJack's BLIPSPOT for: FRI 01/23 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club 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 - - - 33.9 - - 38.5 - - 37.1 - - 27.5 Temp@2m Sfc.Heating - - - 70 - - 180 - - 78 - - 21 Sfc.Heating BL Depth - - - 74 - - 2820 - - 74 - - 74 BL Depth Hcrit - - - 767 - - 2263 - - 767 - - 766 Hcrit BL Top - - - 783 - - 3529 - - 783 - - 783 BL Top Hgt.Variab. - - - 3104 - - 1448 - - 4618 - - 3864 Hgt.Variab. W* - - - 70 - - 322 - - 72 - - 47 W* B/S - - - 2 - - 3 - - 1 - - 1 B/S BL Wind - - - 7 - - 18 - - 11 - - 12 BL Wind Direction - - - 262 - - 268 - - 290 - - 325 Direction Wind Shear - - - 0 - - 10 - - 0 - - 0 Wind Shear Max.Converg - - - 1 - - 4 - - 3 - - 4 Max.Converg CLOUDpotent - - - -6617 - - -4722 - - -7606 - - -6495 CLOUDpotentl sfcLCL - - - 7401 - - 8251 - - 8389 - - 7278 sfcLCL ODpotential - - - -16276 - - -13399 - - -17054 - - -19247 ODpotential blCL - - - 17059 - - 16928 - - 17837 - - 20030 blCL maxRH - - - 43 - - 95 - - 55 - - 50 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 33.9 - - 38.5 - - 37.1 - - 27.5 Temp@2m DewPt@2m - - - 4.5 - - 5.0 - - 2.9 - - -1.5 DewPt@2m Temp@Bot - - - 33.1 - - 37.2 - - 36.2 - - 27.1 Temp@Bot DewPt@Bot - - - 4.3 - - 4.7 - - 2.8 - - -1.7 DewPt@bot Sfc.Heating - - - 70 - - 180 - - 78 - - 21 Sfc.Heating BL Depth - - - 74 - - 2820 - - 74 - - 74 BL Depth EXPERIMENT - - - 0 - - 78 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 1 - - 1 - - 1 - - 1 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] 95389 95 230 98 244 95 238 96 238 95389 88292 78 238 80 243 85 244 84 248 88292 82826 69 246 63 238 77 240 80 250 82826 78314 63 248 59 244 69 243 73 246 78314 74426 51 245 62 242 65 248 66 249 74426 70985 46 249 58 243 63 250 62 251 70985 67853 51 256 57 250 62 256 61 259 67853 64946 58 258 63 257 68 261 65 263 64946 62225 67 256 72 256 73 261 69 263 62225 59565 75 251 77 251 75 258 75 265 59565 56787 83 252 80 253 82 260 84 266 56787 53910 98 255 93 257 94 261 94 263 53910 51158 111 254 109 257 103 260 104 261 51158 48668 118 252 119 255 113 258 113 262 48668 46422 120 251 123 254 121 257 121 263 46422 44378 124 254 126 255 128 258 129 261 44378 42507 129 255 129 255 135 259 133 260 42507 40781 127 254 131 254 139 258 135 259 40781 39181 122 257 130 254 140 256 137 259 39181 37695 122 259 131 257 141 255 138 259 37695 36317 120 257 128 257 140 255 137 260 36317 35007 119 254 126 257 135 255 134 260 35007 33688 118 253 129 257 131 255 135 260 33688 32322 117 252 129 257 132 258 140 260 32322 30902 115 250 126 256 134 259 142 260 30902 29417 114 250 120 254 132 257 134 259 29417 27860 111 251 117 254 125 256 122 259 27860 26228 107 252 112 254 119 257 115 260 26228 24517 102 253 107 253 113 256 111 261 24517 22730 98 252 103 252 108 254 106 259 22730 20873 94 251 98 252 101 252 101 257 20873 18938 89 251 93 254 92 252 96 256 18938 16917 82 251 87 255 85 252 91 254 16917 14856 74 249 80 254 79 253 85 253 14856 12872 68 246 73 250 74 254 78 254 12872 11077 64 244 66 246 69 256 70 257 11077 9494 62 247 62 248 65 258 64 260 9494 8102 59 253 59 254 59 261 58 265 8102 6877 56 260 55 261 51 265 50 268 6877 5804 52 264 47 265 39 266 37 269 5804 4865 45 268 36 264 28 266 25 277 4865 4045 36 269 24*263 22 274 22 298 4045 3325 26 268 20*265 22 277 23 314 3325 2681 20 266 19 266 21 281 24 319 2681 2112 16 264 18 268 21 284 24 321 2112 1637 12 263 18 269 20 286 23 322 1637 1273 11 263 17 269 19 287 22 323 1273 1022 10 262 16 270 18 288 20 324 1022 870 9*263 14 271 16*289 17*324 870 783 7*262 10 271 11*290 12*325 783 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