DrJack's BLIPSPOT for: FRI 02/20 Garner_VA 80ft pt30347@-76.630,36.871,32ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Tidewater Soaring Society RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 70.1 - - 65.8 - - 54.7 Temp@2m Sfc.Heating - - - - - - 24 - - -14 - - -36 Sfc.Heating BL Depth - - - - - - 1344 - - 442 - - 18 BL Depth Hcrit - - - - - - 83 - - 83 - - 82 Hcrit BL Top - - - - - - 1424 - - 522 - - 98 BL Top Hgt.Variab. - - - - - - 2416 - - 1434 - - 134 Hgt.Variab. W* - - - - - - 149 - - 66 - - 0 W* B/S - - - - - - 1 - - 1 - - 0 B/S BL Wind - - - - - - 20 - - 12 - - 5 BL Wind Direction - - - - - - 245 - - 247 - - 223 Direction Wind Shear - - - - - - 14 - - 6 - - 0 Wind Shear Max.Converg - - - - - - 2 - - -2 - - -1 Max.Converg CLOUDpotent - - - - - - 292 - - -759 - - -182 CLOUDpotentl sfcLCL - - - - - - 1132 - - 1281 - - 280 sfcLCL ODpotential - - - - - - -331 - - -2795 - - -4766 ODpotential blCL - - - - - - 1755 - - 3317 - - 4864 blCL maxRH - - - - - - 97 - - 78 - - 85 maxRH CAPE - - - - - - 790 - - 30 - - 0 CAPE Temp@2m - - - - - - 70.1 - - 65.8 - - 54.7 Temp@2m DewPt@2m - - - - - - 65.0 - - 60.2 - - 53.6 DewPt@2m Temp@Bot - - - - - - 70.2 - - 66.4 - - 57.1 Temp@Bot DewPt@Bot - - - - - - 64.3 - - 59.4 - - 54.5 DewPt@bot Sfc.Heating - - - - - - 24 - - -14 - - -36 Sfc.Heating BL Depth - - - - - - 1344 - - 442 - - 18 BL Depth EXPERIMENT - - - - - - 87 - - 14 - - 41 EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 11 - - 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] 96642 23 093 22 070 26 073 96642 89495 20 090 22 077 20 081 89495 83949 15 074 18 080 20 079 83949 79297 14 058 11 096 13 053 79297 75274 11 023 10 112 6 039 75274 71714 3 026 7 096 3 318 71714 68490 5 113 2 034 7 302 68490 65533 10 351 7 260 8 249 65533 62807 19 280 13 255 13 267 62807 60174 16 278 22 275 19 274 60174 57424 30 280 24 250 33 237 57424 54561 36 267 30 260 38 246 54561 51828 57 278 53 274 56 262 51828 49399 87 267 84 269 87 271 49399 47248 88 265 104 269 106 268 47248 45305 103 270 117 265 115 261 45305 43530 124 268 120 261 120 259 43530 41888 128 265 124 261 126 256 41888 40352 124 263 128 260 130 253 40352 38903 120 262 127 258 129 253 38903 37526 115 261 124 257 126 253 37526 36188 111 259 120 256 121 252 36188 34824 111 259 117 256 117 251 34824 33403 111 257 114 255 114 251 33403 31926 110 257 112 254 114 251 31926 30377 107 258 110 255 115 251 30377 28744 102 260 108 256 115 251 28744 27029 96 261 102 255 112 250 27029 25234 90 261 93 254 106 250 25234 23363 82 259 84 253 98 252 23363 21418 77 254 80 253 92 255 21418 19393 79 252 78 252 90 258 19393 17284 76 252 77 252 90 260 17284 15137 67 249 69 254 84 263 15137 13070 56 250 60 257 75 270 13070 11192 51 251 58 260 64 270 11192 9527 45 251 56 260 59 266 9527 8055 41 256 56 260 59 264 8055 6752 41 262 55 263 58 264 6752 5599 42 265 52 266 56 261 5599 4580 39 262 45 265 54 259 4580 3683 41 251 37 259 49 259 3683 2890 39 249 33 255 45 260 2890 2181 35 247 31 254 42 260 2181 1554 30*246 28 253 38 256 1554 1031 25*245 20 249 32 250 1031 631 21 245 17*248 24 243 631 357 18 245 15*247 17 235 357 193 16 245 12 246 14 232 193 98 11 245 8 246 5*223 98 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