DrJack's BLIPSPOT for: THU 05/09 Montpelier_VT 1200ft pt43602@44.219,-72.589,1132ft SPONSORED BY: Moshe Braner, Post Mills Soaring Club BLIPSPOT sfc.temp. adjusted by +0.2 degF RUC - Last Analysis,Validation Time = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0952z - - 1001z - - 1553z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - - - - 49.9 - - 52.1 - - 47.7 Temp@2m Sfc.Heating - - - - - - 35 - - 57 - - -7 Sfc.Heating BL Depth - - - - - - 2860 - - 3220 - - 32 BL Depth Hcrit - - - - - - 1216 - - 2272 - - 1216 Hcrit BL Top - - - - - - 4060 - - 4420 - - 1232 BL Top Hgt.Variab. - - - - - - 2452 - - 3296 - - 4116 Hgt.Variab. W* - - - - - - 201 - - 243 - - 10 W* B/S - - - - - - 3 - - 4 - - 1 B/S BL Wind - - - - - - 12 - - 10 - - 3 BL Wind Direction - - - - - - 319 - - 350 - - 025 Direction Wind Shear - - - - - - 7 - - 6 - - 0 Wind Shear Max.Converg - - - - - - 4 - - 11 - - 1 Max.Converg CLOUDpotent - - - - - - 1305 - - 1257 - - -638 CLOUDpotentl sfcLCL - - - - - - 2755 - - 3163 - - 1870 sfcLCL ODpotential - - - - - - 509 - - 460 - - -1629 ODpotential blCL - - - - - - 3551 - - 3960 - - 2861 blCL maxRH - - - - - - 100 - - 94 - - 91 maxRH CAPE - - - - - - 70 - - 110 - - 70 CAPE Temp@2m - - - - - - 49.9 - - 52.1 - - 47.7 Temp@2m DewPt@2m - - - - - - 42.0 - - 42.4 - - 43.8 DewPt@2m Temp@Bot - - - - - - 49.9 - - 51.9 - - 49.4 Temp@Bot DewPt@Bot - - - - - - 41.1 - - 41.3 - - 43.1 DewPt@bot Sfc.Heating - - - - - - 35 - - 57 - - -7 Sfc.Heating BL Depth - - - - - - 2860 - - 3220 - - 32 BL Depth EXPERIMENT - - - - - - 101 - - 77 - - 63 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 5 - - 6 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] 98182 21 233 16 253 9 222 98182 90745 19 220 16 241 11 236 90745 85012 13 226 12 217 8 263 85012 80264 7 220 9 226 7 254 80264 76160 2 203 6 273 5 275 76160 72518 7 296 11 273 14 287 72518 69214 5 306 11 251 16 282 69214 66169 8 314 8 286 13 286 66169 63346 14 282 12 271 19 269 63346 60606 16 285 12 268 21 252 60606 57734 32 278 25 278 24 268 57734 54750 39 263 34 273 26 268 54750 51901 43 257 42 271 32 267 51901 49332 46 259 48 267 43 267 49332 47029 52 260 50 263 47 263 47029 44946 53 262 48 260 47 263 44946 43040 60 260 55 263 54 264 43040 41284 67 251 68 253 69 258 41284 39664 70 254 72 253 73 249 39664 38169 81 262 79 261 68 252 38169 36781 105 264 96 265 77 263 36781 35449 114 260 110 262 93 262 35449 34101 114 258 107 261 93 262 34101 32710 113 260 101 261 86 264 32710 31286 105 264 89 260 83 261 31286 29807 92 262 86 267 88 256 29807 28255 81 260 87 260 90 254 28255 26625 79 257 91 255 88 252 26625 24917 81 253 88 259 82 251 24917 23135 81 250 86 268 72 267 23135 21285 81 252 82 268 64 268 21285 19364 78 258 73 269 64 265 19364 17370 67 267 57 272 54 270 17370 15350 50 275 45 270 38 274 15350 13415 35 281 32 266 26 279 13415 11663 24 287 22 263 18 286 11663 10116 17 286 18 278 16 303 10116 8748 12 292 18 302 20 313 8748 7533 11 320 17 318 22 322 7533 6450 12 325 18 331 19 330 6450 5490 13 324 15 342 14 332 5490 4643 13*323 12*348 10 341 4643 3895 13*321 12*350 9 348 3895 3223 13 320 11 350 9 006 3223 2628 13 319 11 350 9 019 2628 2131 12 318 10 350 10 024 2131 1748 11 317 9 350 9 026 1748 1485 10 317 9 350 8 027 1485 1324 9 316 8 350 5 026 1324 1232 6 315 5 350 3*025 1232 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