UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032800.upa.cvt Date: 0000Z 28 MAR 20 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 28 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 1004 98 17.6 8.6 56 9.0 12.4 320 2 290.4 291.7 285.4 310.3 6.99 1 1001 114 17.8 7.8 52 10.0 12.1 320 2 290.9 292.0 285.2 309.8 6.64 2 1000 119 17.6 7.6 52 10.0 12.0 320 2 290.8 291.9 285.1 309.5 6.55 3 925 779 11.8 4.8 62 7.0 8.1 25 3 291.4 292.4 284.6 308.1 5.83 4 907 943 10.6 4.6 66 6.0 7.4 312 9 291.8 292.8 284.8 308.7 5.87 5 850 1482 7.8 6.8 93 1.0 7.2 265 17 294.3 295.6 287.2 315.4 7.31 6 846 1521 7.6 6.6 93 1.0 7.1 260 14 294.5 295.8 287.2 315.4 7.24 7 776 2232 6.4 -0.6 61 7.0 2.9 285 23 300.6 301.4 287.0 314.8 4.72 8 707 2991 1.6 0.5 92 1.1 1.0 285 41 303.4 304.4 288.9 320.4 5.62 9 700 3071 1.2 0.0 92 1.2 0.6 285 43 303.8 304.8 288.9 320.4 5.47 10 695 3129 1.2 -0.4 89 1.6 0.4 286 44 304.4 305.4 288.9 320.7 5.35 11 693 3152 1.2 -2.4 77 3.6 -0.5 286 44 304.7 305.5 288.3 318.8 4.63 12 658 3566 -1.5 -2.2 95 0.7 -1.9 290 42 306.2 307.1 289.2 321.4 4.95 13 643 3749 -2.3 -5.2 80 2.9 -3.6 290 39 307.3 308.1 288.7 319.9 4.04 14 638 3811 -2.3 -9.3 59 7.0 -5.1 290 39 308.0 308.6 287.9 317.3 2.96 15 632 3886 -3.1 -8.0 69 4.9 -5.1 290 38 307.9 308.5 288.2 318.3 3.31 16 625 3974 -3.5 -13.5 46 10.0 -7.1 290 37 308.4 308.9 287.2 315.4 2.16 17 617 4075 -4.3 -8.9 70 4.6 -6.2 290 36 308.7 309.3 288.3 318.6 3.16 18 606 4216 -5.3 -12.3 58 7.0 -7.9 290 35 309.1 309.6 287.8 316.9 2.45 19 566 4749 -8.5 -9.2 95 0.7 -8.8 286 46 311.4 312.1 289.4 322.1 3.37 20 500 5700 -13.5 -16.8 76 3.3 -14.6 300 57 316.6 317.0 289.8 323.4 2.05 21 485 5931 -14.9 -18.3 75 3.4 -15.9 303 65 317.6 318.0 289.9 323.9 1.86 22 468 6200 -16.8 -20.1 75 3.3 -17.7 305 70 318.5 318.9 290.0 324.1 1.65 23 400 7360 -25.1 -28.1 76 3.0 -25.7 295 67 322.4 322.6 290.5 325.7 0.95 24 379 7751 -28.1 -30.9 77 2.8 -28.6 295 72 323.4 323.6 290.6 326.2 0.77 25 300 9390 -40.9 -45.9 58 5.0 -41.2 300 92 327.7 327.8 291.3 328.5 0.21 26 250 10600 -49.9 -55.9 49 6.0 -50.1 305 118 331.9 331.9 292.3 332.2 0.08 27 226 11255 -55.3 -62.3 41 7.0 -55.4 301 131 333.3 333.3 292.7 333.5 0.04 28 200 12030 -59.3 -66.3 40 7.0 -59.4 295 146 338.9 338.9 294.1 339.0 0.03 29 189 12381 -62.1 -69.1 39 7.0 -62.2 300 140 339.9 339.9 294.3 340.0 0.02 30 177 12791 -55.5 -70.5 14 15.0 -55.8 300 94 357.1 357.1 298.1 357.2 0.02 31 150 13840 -56.5 -83.5 2 27.0 -56.8 295 63 372.7 372.7 301.1 372.7 0.00 32 148 13925 -56.1 -84.1 2 28.0 -56.4 296 65 374.9 374.9 301.4 374.9 0.00 33 101 16338 -59.1 -83.1 3 24.0 -59.4 296 67 412.4 412.4 306.8 412.4 0.00 34 100 16400 -59.5 -83.5 3 24.0 -59.8 300 64 412.8 412.8 306.9 412.8 0.00 35 82 17637 -59.7 -83.7 3 24.0 -60.1 307 29 436.5 436.5 309.5 436.5 0.00 36 70 18610 -65.5 -85.5 5 20.0 -65.7 285 31 444.3 444.3 310.3 444.3 0.00 37 63 19243 -68.1 -86.1 6 18.0 -68.2 310 37 452.1 452.1 311.1 452.1 0.00 38 63 19243 -68.1 -86.1 6 18.0 -68.2 310 37 452.1 452.1 311.1 452.1 0.00 39 61 19438 -62.7 -84.7 4 22.0 -63.0 309 33 468.3 468.3 312.5 468.3 0.00 40 50 20660 -61.9 -83.9 4 22.0 -62.3 260 13 497.6 497.6 314.8 497.7 0.01 41 42 21752 -60.9 -83.9 3 23.0 -61.5 253 14 525.5 525.5 316.6 525.6 0.01 42 30 23890 -54.7 -82.7 2 28.0 -56.3 255 27 595.5 595.5 320.4 595.6 0.01 43 24 25328 -49.9 -81.9 1 32.0 -52.9 250 44 648.7 648.7 322.6 648.9 0.02 44 21 26189 -54.9 -83.9 2 29.0 -57.1 255 53 658.9 658.9 323.0 659.0 0.02 45 20 26500 -54.3 -84.3 1 30.0 -56.6 255 50 670.0 670.0 323.4 670.1 0.02 46 19 26830 -54.1 -84.1 1 30.0 -56.6 259 50 680.5 680.5 323.8 680.6 0.02 47 19 26830 -48.7 -82.7 1 34.0 -52.7 259 50 697.3 697.3 324.3 697.4 0.02 48 12 29876 -46.7 -84.7 1 38.0 -52.9 258 48 802.3 802.3 327.3 802.5 0.03 49 10 31090 -45.9 -84.9 0 39.0 -53.2 245 61 848.2 848.2 328.4 848.5 0.03 50 9.0 31802 -39.1 -82.1 0 43.0 -50.4 257 65 900.3 900.3 329.4 900.8 0.05 51 7.0 33530 -37.5 -82.5 0 45.0 -51.1 285 75 974.0 974.1 330.8 974.7 0.06 52 6.5 34043 -36.1 -82.1 0 46.0 -51.0 1000.8 1000.8 331.2 1001.6 0.07 53 6.3 34260 -36.5 -81.5 0 45.0 -51.2 1008.1 1008.1 331.3 1009.0 0.08 TRP 189 12381 -62.1 -69.1 39 7.0 -62.2 300 140 339.9 339.9 294.3 340.0 0.02 WND 468 6200 -16.8 -20.1 75 3.3 -17.7 305 70 318.5 318.9 290.0 324.1 1.65 Sounding variables and indices 1000-500 mb thick: 5581.00 m Freezing level: 677.44 mb = 3335.75 m = 10943.92 ft Wetbulb zero: 694.16 mb = 3138.33 m = 10296.23 ft Precipitable water: 1.08 inches Sfc-500 mean rel hum: 76.16 % Est. max temperature: 21.32 C = 70.38 F Sfc-Lift cond lev (LCL): 877.70 mb = 1215.87 m = 3989.04 ft T: 9.18 C 700-500 lapse rate: 5.59 C/km ThetaE index: 2.18 C Layer 1001.0- 907.0 mb Conv cond level (CCL): 709.16 mb = 2965.92 m = 9730.60 ft Mean mixing ratio: 6.14 g/kg Conv temperature: 30.49 C = 86.89 F Cap Strength: 7.48 C Lifted Index: 9.57 C Risk: None Lifted Index @300 mb: 13.63 C Lifted Index @700 mb: 5.93 C Showalter Index: 5.52 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 20.30 C K Index: 26.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 172.60 Risk: None Energy Index: 1.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.80 J/kg Max Up Vert Vel: 2.37 m/s Conv Inhibition (B-): 57300.24 J/kg Cap Strength: 9.46 C Lift Cond Lev (LCL): 843.78 mb = 1542.64 m = 5061.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 320 at 25 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 1004 98 320 2 1.3 -1.5 | 140 23 -14.5 17.5 1 1000 119 320 2 1.3 -1.5 | 140 23 -14.5 17.5 2 978 305 55 1 -0.8 -0.6 | 138 25 -16.6 18.5 3 944 610 50 4 -3.1 -2.6 | 131 25 -18.8 16.5 4 925 779 25 3 -1.3 -2.7 | 134 24 -17.0 16.3 5 910 914 315 9 6.4 -6.4 | 144 16 -9.4 12.7 6 877 1219 280 11 10.8 -1.9 | 164 18 -4.9 17.1 7 850 1482 265 17 16.9 1.5 | 183 21 1.2 20.5 8 846 1524 260 14 13.8 2.4 | 175 22 -2.0 21.5 9 815 1829 275 22 21.9 -1.9 | 200 18 6.2 17.1 10 785 2134 285 22 21.3 -5.7 | 202 14 5.5 13.3 11 756 2438 285 26 25.1 -6.7 | 217 15 9.4 12.3 12 729 2743 285 35 33.8 -9.1 | 241 21 18.1 10.0 13 700 3071 285 43 41.5 -11.1 | 253 27 25.8 7.9 14 675 3353 290 46 43.2 -15.7 | 263 28 27.5 3.3 15 649 3658 290 40 37.6 -13.7 | 256 22 21.8 5.4 16 601 4267 290 34 31.9 -11.6 | 245 18 16.2 7.4 17 556 4877 285 50 48.3 -12.9 | 259 33 32.6 6.1 18 500 5700 300 57 49.4 -28.5 | 286 35 33.6 -9.5 19 474 6096 305 70 57.3 -40.2 | 297 47 41.6 -21.1 20 468 6200 305 70 57.3 -40.2 | 297 47 41.6 -21.1 21 402 7315 295 65 58.9 -27.5 | 281 44 43.2 -8.4 22 400 7360 295 67 60.7 -28.3 | 282 46 45.0 -9.3 23 386 7620 295 71 64.3 -30.0 | 283 50 48.6 -11.0 24 311 9144 300 87 75.3 -43.5 | 292 64 59.6 -24.5 25 300 9390 300 92 79.7 -46.0 | 293 69 63.9 -27.0 26 250 10600 305 118 96.7 -67.7 | 301 94 80.9 -48.6 27 247 10668 305 120 98.3 -68.8 | 301 96 82.6 -49.8 28 200 12030 295 146 132.3 -61.7 | 290 124 116.6 -42.7 29 195 12192 295 148 134.1 -62.5 | 290 126 118.4 -43.5 30 189 12381 300 140 121.2 -70.0 | 296 117 105.5 -51.0 31 177 12802 300 93 80.5 -46.5 | 293 70 64.8 -27.5 32 153 13716 295 63 57.1 -26.6 | 280 42 41.4 -7.6 33 150 13840 295 63 57.1 -26.6 | 280 42 41.4 -7.6 34 132 14630 305 81 66.4 -46.5 | 298 58 50.6 -27.4 35 120 15240 300 66 57.2 -33.0 | 289 44 41.4 -14.0 36 104 16154 285 76 73.4 -19.7 | 271 58 57.7 -0.6 37 100 16400 300 64 55.4 -32.0 | 288 42 39.7 -13.0 38 94 16764 300 66 57.2 -33.0 | 289 44 41.4 -14.0 39 85 17374 320 44 28.3 -33.7 | 319 19 12.5 -14.7 40 81 17678 305 26 21.3 -14.9 | 233 7 5.6 4.1 41 77 17983 270 26 26.0 -0.0 | 208 22 10.3 19.0 42 74 18288 270 30 30.0 -0.0 | 217 24 14.3 19.0 43 70 18610 285 31 29.9 -8.0 | 232 18 14.2 11.0 44 64 19202 310 38 29.1 -24.4 | 292 14 13.4 -5.4 45 55 20117 305 20 16.4 -11.5 | 185 8 0.6 7.6 46 52 20422 265 15 14.9 1.3 | 178 20 -0.8 20.3 47 50 20660 260 13 12.8 2.3 | 172 21 -2.9 21.3 48 49 20726 260 13 12.8 2.3 | 172 21 -2.9 21.3 49 47 21031 200 15 5.1 14.1 | 162 35 -10.6 33.1 50 45 21336 225 21 14.8 14.8 | 178 34 -0.9 33.9 51 43 21641 255 13 12.6 3.4 | 172 23 -3.2 22.4 52 39 22250 245 20 18.1 8.5 | 185 28 2.4 27.5 53 37 22555 220 21 13.5 16.1 | 176 35 -2.2 35.1 54 35 22860 235 18 14.7 10.3 | 178 29 -1.0 29.4 55 34 23165 235 28 22.9 16.1 | 192 36 7.2 35.1 56 32 23470 260 26 25.6 4.5 | 203 26 9.9 23.6 57 30 23890 255 27 26.1 7.0 | 202 28 10.3 26.0 58 28 24384 245 34 30.8 14.4 | 204 37 15.1 33.4 59 21 26213 255 53 51.2 13.7 | 227 48 35.5 32.8 60 20 26500 255 50 48.3 12.9 | 226 46 32.6 32.0 61 17 27432 265 51 50.8 4.4 | 236 42 35.1 23.5 62 15 28346 275 53 52.8 -4.6 | 249 40 37.1 14.4 63 11 30175 255 47 45.4 12.2 | 224 43 29.7 31.2 64 10 31090 245 61 55.3 25.8 | 221 60 39.5 44.8 65 7 33530 285 75 72.4 -19.4 | 270 57 56.7 -0.4 Wind Parameters Mean winds (0-6000m): 290.4 at 32.9 knts Storm direction: 320.4 at 24.7 knts Shear (0-3000m) pos: 4.4 neg: 3.3 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 113.5 deg Storm rel helicity (0-3000m) pos: 190.3 neg: -24.9 tot: 165.4 m^2/s^2 ave: 55.1 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 10.4 stream: 6.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 148.36 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 34 2 136 24| 4.5 0.0 4.5| 0.2 -24.9 -24.7 -49.5 -0.71| 5.5 -3.9 1000 341 4 136 21| 2.3 6.4 8.6| 35.0 -24.9 10.1 10.1 0.19| 10.0 1.9 1500 291 7 152 19| 1.5 6.6 8.1| 70.3 -24.9 45.4 30.3 0.39| 9.9 3.8 2000 282 11 162 18| 2.1 5.0 7.0|107.3 -24.9 82.4 41.2 0.47| 10.1 4.8 2500 283 14 171 16| 2.9 4.0 6.9|140.6 -24.9 115.7 46.3 0.55| 9.9 5.5 3000 284 18 185 15| 4.4 3.3 7.7|190.3 -24.9 165.4 55.1 0.58| 10.4 6.0 4000 287 24 210 14| 3.2 1.9 5.1|219.0 -56.2 162.8 40.7 0.45| 9.6 4.3 5000 287 28 224 15| 3.5 2.2 5.7|287.8 -59.5 228.3 45.7 0.45| 9.8 4.4 6000 290 33 243 17| 4.8 1.9 6.7|476.4 -59.5 416.9 69.5 0.51| 10.4 5.3 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20200328.00.gif