DrJack's BLIPSPOT for: SUN 03/29 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 38.0 - - 41.3 - - 34.4 Temp@2m Sfc.Heating - - - - - - 195 - - 41 - - -23 Sfc.Heating BL Depth - - - - - - 3569 - - 4032 - - 31 BL Depth Hcrit - - - - - - 3374 - - 2472 - - 1215 Hcrit BL Top - - - - - - 4769 - - 5232 - - 1231 BL Top Hgt.Variab. - - - - - - 2465 - - 3067 - - 543 Hgt.Variab. W* - - - - - - 367 - - 240 - - 11 W* B/S - - - - - - 3 - - 2 - - 1 B/S BL Wind - - - - - - 21 - - 19 - - 4 BL Wind Direction - - - - - - 226 - - 238 - - 179 Direction Wind Shear - - - - - - 14 - - 14 - - 0 Wind Shear Max.Converg - - - - - - -4 - - 6 - - -2 Max.Converg CLOUDpotent - - - - - - 672 - - 399 - - -837 CLOUDpotentl sfcLCL - - - - - - 4097 - - 4833 - - 2068 sfcLCL ODpotential - - - - - - -628 - - -954 - - -3097 ODpotential blCL - - - - - - 5397 - - 6186 - - 4328 blCL maxRH - - - - - - 86 - - 75 - - 65 maxRH CAPE - - - - - - 0 - - 10 - - 0 CAPE Temp@2m - - - - - - 38.0 - - 41.3 - - 34.4 Temp@2m DewPt@2m - - - - - - 24.7 - - 24.8 - - 30.2 DewPt@2m Temp@Bot - - - - - - 37.4 - - 41.4 - - 36.8 Temp@Bot DewPt@Bot - - - - - - 23.6 - - 23.6 - - 29.4 DewPt@bot Sfc.Heating - - - - - - 195 - - 41 - - -23 Sfc.Heating BL Depth - - - - - - 3569 - - 4032 - - 31 BL Depth EXPERIMENT - - - - - - 43 - - 1 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - 4 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] 96344 23 199 30 225 23 239 96344 89054 15 217 15 211 12 239 89054 83446 12 232 10 255 17 251 83446 78811 13 235 17 208 15 259 78811 74790 18 264 11 264 12 276 74790 71205 26 246 25 269 21 272 71205 67968 18 244 23 262 21 271 67968 64974 20 274 19 271 21 288 64974 62177 35 280 32 279 35 289 62177 59465 49 270 42 276 44 280 59465 56632 49 269 51 280 48 278 56632 53681 52 274 61 280 54 281 53681 50862 57 277 65 277 63 279 50862 48330 62 279 66 279 65 276 48330 46061 67 279 71 279 67 275 46061 43998 68 279 73 279 67 277 43998 42114 69 280 72 282 70 280 42114 40387 72 283 76 285 78 283 40387 38802 80 286 83 286 84 285 38802 37345 89 286 90 288 93 288 37345 35994 95 286 97 289 106 287 35994 34700 99 288 103 289 113 288 34700 33396 102 289 104 288 120 289 33396 32051 103 289 103 288 119 287 32051 30664 102 289 102 289 111 286 30664 29221 101 289 102 290 105 285 29221 27707 100 290 102 290 98 283 27707 26123 96 290 98 289 92 284 26123 24467 91 290 93 290 87 288 24467 22740 88 288 87 289 83 288 22740 20943 83 287 81 289 77 287 20943 19073 72 286 73 289 69 286 19073 17127 59 281 64 289 60 283 17127 15150 51 278 55 288 51 282 15150 13250 48 280 48 283 44 282 13250 11527 47 278 43 280 40 279 11527 10000 43 273 39 278 36 276 10000 8645 39 268 36 275 33 273 8645 7441 33 263 32 268 30 271 7441 6370 28 254 28 260 30 267 6370 5421 26*245 25*250 28 260 5421 4585 24*235 23*242 26 252 4585 3846 22 228 22 240 24 244 3846 3184 22 226 21 239 23 236 3184 2599 21 225 20 238 22 232 2599 2110 20 224 19 236 19 230 2110 1735 19 223 17 236 15 227 1735 1477 17 223 15 235 10 214 1477 1321 15 223 13 234 7 194 1321 1231 10 222 9 233 4*179 1231 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