UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032012.upa.cvt Date: 1200Z 20 MAR 20 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 20 MAR 20 Station: KIAD WMO ident: 72403 Latitude: 38.95 Longitude: -77.45 Elevation: 98.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1006 98 12.6 11.8 95 0.8 12.1 165 4 285.3 286.8 285.0 309.3 8.67 1 1000 137 18.8 15.0 79 3.8 16.4 210 9 292.0 293.9 289.5 322.5 10.78 2 978 329 19.2 14.5 74 4.7 16.2 230 32 294.2 296.1 290.2 324.8 10.67 3 968 418 22.6 12.6 53 10.0 16.3 232 33 298.5 300.2 290.6 326.3 9.51 4 925 812 20.0 11.0 56 9.0 14.4 245 35 299.8 301.4 290.6 326.0 8.94 5 872 1319 18.0 8.0 52 10.0 12.0 255 45 302.8 304.2 290.5 325.9 7.74 6 850 1537 16.0 7.0 55 9.0 10.7 255 45 302.9 304.3 290.3 325.1 7.41 7 700 3150 3.2 0.7 84 2.5 1.9 265 39 306.0 307.1 289.9 323.6 5.76 8 687 3302 2.2 0.1 86 2.1 1.1 261 38 306.6 307.6 289.9 323.7 5.62 9 666 3552 2.6 -2.4 70 5.0 0.1 257 44 309.7 310.7 290.2 324.8 4.82 10 646 3798 1.6 -7.4 51 9.0 -2.4 253 50 311.3 312.0 289.4 322.1 3.39 11 621 4116 0.4 -3.9 73 4.3 -1.7 250 53 313.5 314.4 291.2 328.1 4.62 12 520 5509 -10.9 -13.3 82 2.4 -11.8 263 59 316.2 316.7 290.2 324.8 2.64 13 513 5613 -11.1 -17.1 61 6.0 -13.0 264 59 317.2 317.5 289.9 323.7 1.95 14 503 5764 -12.3 -18.3 61 6.0 -14.2 265 60 317.5 317.8 289.8 323.5 1.80 15 500 5810 -12.7 -20.7 51 8.0 -15.0 265 60 317.6 317.8 289.5 322.5 1.47 16 495 5887 -12.7 -27.7 27 15.0 -16.3 264 60 318.5 318.6 289.1 321.2 0.79 17 476 6185 -14.9 -20.9 60 6.0 -16.6 260 60 319.3 319.6 290.1 324.5 1.52 18 468 6313 -15.9 -32.9 22 17.0 -19.2 260 61 319.6 319.7 289.2 321.5 0.51 19 461 6426 -16.9 -39.9 12 23.0 -20.5 260 62 319.8 319.8 289.0 320.7 0.26 20 446 6675 -17.7 -33.7 23 16.0 -20.7 260 64 321.8 321.9 289.9 323.6 0.50 21 439 6793 -18.3 -40.3 13 22.0 -21.7 260 65 322.5 322.6 289.8 323.5 0.26 22 422 7087 -21.3 -33.3 33 12.0 -23.4 260 68 322.3 322.4 290.0 324.3 0.55 23 416 7192 -21.9 -24.7 78 2.8 -22.5 260 69 322.9 323.1 290.9 327.2 1.24 24 404 7407 -23.9 -25.0 91 1.1 -24.2 260 71 323.0 323.3 290.9 327.3 1.24 25 403 7425 -23.9 -25.2 89 1.3 -24.2 260 71 323.2 323.5 291.0 327.5 1.22 26 400 7480 -23.7 -27.3 72 3.6 -24.5 260 72 324.2 324.4 291.1 327.8 1.02 27 398 7517 -23.9 -28.9 63 5.0 -24.9 261 73 324.4 324.6 291.0 327.5 0.88 28 387 7721 -24.9 -32.9 47 8.0 -26.3 265 74 325.7 325.8 291.1 327.9 0.62 29 341 8628 -32.1 -37.1 61 5.0 -32.7 262 70 327.9 328.0 291.6 329.6 0.46 30 316 9161 -35.9 -46.9 31 11.0 -36.8 260 68 329.8 329.9 291.9 330.5 0.18 31 300 9520 -39.1 -53.1 21 14.0 -39.9 260 66 330.3 330.3 291.9 330.6 0.09 32 295 9635 -40.1 -55.1 19 15.0 -40.9 260 66 330.4 330.4 291.9 330.7 0.07 33 251 10714 -50.3 -58.3 38 8.0 -50.5 260 66 330.9 330.9 292.0 331.1 0.06 34 250 10740 -50.5 -58.5 38 8.0 -50.7 260 66 331.0 331.0 292.0 331.2 0.06 35 229 11302 -55.7 -59.5 62 3.8 -55.8 264 71 331.5 331.5 292.2 331.7 0.05 36 207 11937 -59.3 -66.3 40 7.0 -59.4 268 76 335.5 335.5 293.2 335.6 0.02 37 200 12150 -61.3 -68.3 39 7.0 -61.4 270 78 335.7 335.7 293.3 335.8 0.02 38 185 12630 -65.7 -70.7 50 5.0 -65.7 280 88 336.1 336.1 293.4 336.2 0.01 39 173 13042 -62.8 -69.4 41 6.6 -62.9 285 104 347.4 347.4 296.1 347.4 0.02 40 170 13150 -62.1 -69.1 39 7.0 -62.2 285 102 350.3 350.3 296.7 350.4 0.02 41 150 13920 -65.1 -74.1 28 9.0 -65.2 270 79 357.9 357.9 298.3 358.0 0.01 42 148 14002 -65.5 -74.5 28 9.0 -65.6 271 80 358.6 358.6 298.4 358.7 0.01 43 141 14300 -60.1 -75.1 12 15.0 -60.3 273 82 373.1 373.1 301.1 373.1 0.01 44 118 15403 -63.5 -83.5 5 20.0 -63.7 272 70 386.3 386.3 303.2 386.3 0.00 45 101 16350 -67.5 -84.5 7 17.0 -67.6 265 60 396.2 396.2 304.7 396.2 0.00 46 100 16410 -67.1 -84.1 7 17.0 -67.2 265 61 398.1 398.1 304.9 398.1 0.00 47 82 17587 -72.7 -85.7 12 13.0 -72.8 271 66 409.9 409.9 306.5 409.9 0.00 48 70 18530 -65.5 -83.5 6 18.0 -65.7 275 62 444.3 444.3 310.3 444.3 0.01 49 69 18618 -65.3 -83.3 7 18.0 -65.5 272 62 446.5 446.5 310.5 446.5 0.01 50 52 20325 -69.3 -84.3 10 15.0 -69.5 273 61 474.8 474.8 313.0 474.9 0.01 51 50 20560 -68.3 -84.3 8 16.0 -68.5 275 60 482.5 482.5 313.7 482.6 0.01 52 48 20805 -68.1 -84.1 8 16.0 -68.3 264 56 488.7 488.7 314.1 488.7 0.01 53 45 21197 -62.5 -83.5 4 21.0 -63.0 258 53 511.4 511.4 315.7 511.4 0.01 54 40 21916 -66.5 -84.5 6 18.0 -66.8 265 51 518.9 518.9 316.2 518.9 0.01 55 36 22553 -66.7 -84.7 6 18.0 -67.0 267 55 534.2 534.2 317.2 534.3 0.01 56 33 23087 -60.1 -84.1 3 24.0 -60.9 268 58 565.2 565.2 318.9 565.2 0.01 57 30 23680 -60.9 -83.9 3 23.0 -61.7 270 62 578.6 578.6 319.6 578.7 0.01 58 29 23891 -60.9 -83.9 3 23.0 -61.7 270 63 584.3 584.3 319.9 584.3 0.01 59 20 26290 -45.5 -79.5 1 34.0 -50.4 270 72 696.9 696.9 324.3 697.2 0.04 60 15 28252 -34.3 -75.3 1 41.0 -45.7 258 71 793.9 793.9 327.1 794.8 0.09 61 12 29793 -40.1 -76.1 1 36.0 -49.4 247 71 825.7 825.7 327.9 826.7 0.10 62 11 30391 -35.9 -74.9 1 39.0 -48.0 244 67 861.7 861.8 328.7 863.1 0.13 63 10 31050 -38.1 -75.1 1 37.0 -49.3 240 63 877.3 877.4 329.0 878.9 0.14 64 9.9 31119 -38.5 -75.5 1 37.0 -49.6 878.4 878.4 329.0 879.8 0.14 65 9.4 31478 -35.5 -74.5 1 39.0 -48.6 902.9 903.0 329.5 904.7 0.17 66 7.1 33410 -40.5 -75.5 1 35.0 -52.0 957.7 957.8 330.5 960.0 0.19 TRP 185 12630 -65.7 -70.7 50 5.0 -65.7 280 88 336.1 336.1 293.4 336.2 0.01 WND 173 13042 -62.8 -69.4 41 6.6 -62.9 285 104 347.4 347.4 296.1 347.4 0.02 Sounding variables and indices 1000-500 mb thick: 5673.00 m Freezing level: 617.42 mb = 4164.86 m = 13664.06 ft Wetbulb zero: 664.91 mb = 3565.53 m = 11697.78 ft Precipitable water: 1.31 inches Sfc-500 mean rel hum: 68.60 % Est. max temperature: 30.24 C = 86.44 F Sfc-Lift cond lev (LCL): 994.11 mb = 187.88 m = 616.39 ft T: 18.91 C 700-500 lapse rate: 5.98 C/km ThetaE index: 2.68 C Layer 925.0- 687.0 mb Conv cond level (CCL): 766.36 mb = 2397.58 m = 7865.98 ft Mean mixing ratio: 9.56 g/kg Conv temperature: 32.01 C = 89.63 F Cap Strength: 5.44 C Lifted Index: 1.05 C Risk: Showers probable Lifted Index @300 mb: 4.47 C Lifted Index @700 mb: 0.78 C Showalter Index: 0.99 C Risk: Thunderstorms probable Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 19.70 C K Index: 33.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 234.00 Risk: None Energy Index: -0.48 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.31 J/kg Max Up Vert Vel: 8.98 m/s Conv Inhibition (B-): 51545.64 J/kg Cap Strength: 5.44 C Lift Cond Lev (LCL): 852.20 mb = 1514.97 m = 4970.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 at 35 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1006 98 165 4 -1.0 3.9 | 112 37 -34.1 13.7 1 1000 137 210 9 4.5 7.8 | 122 34 -28.6 17.6 2 981 305 230 32 24.5 20.6 | 164 32 -8.6 30.4 3 947 610 235 34 27.9 19.5 | 170 30 -5.2 29.3 4 925 812 245 35 31.7 14.8 | 177 25 -1.4 24.6 5 914 914 250 36 33.8 12.3 | 182 22 0.7 22.1 6 882 1219 255 45 43.5 11.6 | 206 24 10.4 21.5 7 851 1524 255 45 43.5 11.6 | 206 24 10.4 21.5 8 850 1537 255 45 43.5 11.6 | 206 24 10.4 21.5 9 821 1829 255 44 42.5 11.4 | 204 23 9.4 21.2 10 791 2134 260 42 41.4 7.3 | 206 19 8.3 17.1 11 763 2438 260 42 41.4 7.3 | 206 19 8.3 17.1 12 735 2743 265 40 39.8 3.5 | 207 15 6.8 13.3 13 700 3150 265 39 38.9 3.4 | 204 14 5.8 13.2 14 682 3353 260 37 36.4 6.4 | 192 17 3.4 16.2 15 656 3658 255 48 46.4 12.4 | 211 26 13.3 22.2 16 632 3962 250 53 49.8 18.1 | 211 33 16.7 27.9 17 608 4267 250 52 48.9 17.8 | 210 32 15.8 27.6 18 563 4877 260 56 55.1 9.7 | 228 29 22.1 19.5 19 500 5810 265 60 59.8 5.2 | 241 31 26.7 15.0 20 481 6096 260 59 58.1 10.2 | 231 32 25.0 20.1 21 400 7480 260 72 70.9 12.5 | 239 44 37.8 22.3 22 392 7620 265 74 73.7 6.4 | 248 44 40.6 16.3 23 316 9144 260 68 67.0 11.8 | 237 40 33.9 21.6 24 300 9520 260 66 65.0 11.5 | 236 38 31.9 21.3 25 253 10668 260 65 64.0 11.3 | 236 37 30.9 21.1 26 250 10740 260 66 65.0 11.5 | 236 38 31.9 21.3 27 200 12150 270 78 78.0 -0.0 | 258 46 44.9 9.8 28 189 12497 275 80 79.7 -7.0 | 267 47 46.6 2.8 29 185 12630 280 88 86.7 -15.3 | 276 54 53.6 -5.5 30 173 13042 285 104 100.5 -26.9 | 284 70 67.4 -17.1 31 171 13106 285 104 100.5 -26.9 | 284 70 67.4 -17.1 32 155 13716 280 81 79.8 -14.1 | 275 47 46.7 -4.3 33 150 13920 270 79 79.0 -0.0 | 258 47 45.9 9.8 34 134 14630 275 85 84.7 -7.4 | 267 52 51.6 2.4 35 121 15240 275 75 74.7 -6.5 | 266 42 41.6 3.3 36 110 15850 265 56 55.8 4.9 | 237 27 22.7 14.7 37 100 16410 265 61 60.8 5.3 | 241 32 27.7 15.1 38 73 18288 275 69 68.7 -6.0 | 264 36 35.7 3.8 39 70 18530 275 62 61.8 -5.4 | 261 29 28.7 4.4 40 63 19202 255 60 58.0 15.5 | 224 36 24.9 25.3 41 51 20422 275 61 60.8 -5.3 | 261 28 27.7 4.5 42 50 20560 275 60 59.8 -5.2 | 260 27 26.7 4.6 43 46 21031 255 52 50.2 13.5 | 216 29 17.1 23.3 44 44 21336 260 53 52.2 9.2 | 225 27 19.1 19.0 45 40 21946 265 51 50.8 4.4 | 231 23 17.7 14.3 46 30 23680 270 62 62.0 -0.0 | 251 31 28.9 9.8 47 20 26290 270 72 72.0 -0.0 | 256 40 38.9 9.8 48 18 27127 270 75 75.0 -0.0 | 257 43 41.9 9.8 49 17 27432 265 67 66.7 5.8 | 245 37 33.7 15.6 50 13 29261 250 75 70.5 25.7 | 227 52 37.4 35.5 51 10 31050 240 63 54.6 31.5 | 207 47 21.5 41.3 Wind Parameters Mean winds (0-6000m): 256.5 at 46.0 knts Storm direction: 286.5 at 34.5 knts Shear (0-3000m) pos: 6.9 neg: 0.0 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 92.2 deg Storm rel helicity (0-3000m) pos: 383.5 neg: -7.1 tot: 376.4 m^2/s^2 ave: 125.5 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 10.9 stream: 8.2 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 0.47 Bulk Shear: 85.62 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 230 26 154 30| 33.7 0.0 33.7|283.7 0.0 283.7 567.4 0.97| 35.4 34.3 1000 239 31 166 27| 21.3 0.0 21.3|355.5 0.0 355.5 355.5 0.90| 25.4 23.0 1500 246 36 179 24| 15.4 0.0 15.4|378.6 -1.0 377.6 251.8 0.90| 18.4 16.5 2000 249 38 185 23| 11.0 0.0 11.0|381.7 -4.3 377.4 188.7 0.83| 14.9 12.4 2500 251 39 189 22| 8.6 0.0 8.6|383.1 -4.3 378.8 151.5 0.80| 12.5 10.0 3000 254 39 191 21| 6.9 0.0 6.9|383.5 -7.1 376.4 125.5 0.75| 10.9 8.2 4000 254 40 196 22| 5.1 2.3 7.4|416.9 -20.4 396.5 99.1 0.60| 10.9 6.6 5000 255 43 202 23| 4.9 1.8 6.8|507.8 -22.1 485.7 97.1 0.64| 10.0 6.4 6000 257 46 210 24| 4.4 1.8 6.2|545.8 -63.5 482.3 80.4 0.58| 9.2 5.3 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20200320.12.gif