UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032000.upa.cvt Date: 0000Z 20 MAR 20 Searching for KIAD... Searching the city database file for: KIAD ... Date:0000Z 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 1010 98 19.2 14.5 74 4.7 16.2 90 7 291.5 293.4 289.0 320.8 10.32 1 1005 134 20.4 12.4 60 8.0 15.4 97 7 293.1 294.7 288.4 319.0 9.03 2 1000 170 20.2 12.2 60 8.0 15.3 105 7 293.4 294.9 288.4 319.0 8.96 3 953 583 17.0 12.0 72 5.0 13.9 157 13 294.2 295.8 289.0 320.8 9.28 4 925 838 16.6 11.6 72 5.0 13.5 190 18 296.3 298.0 289.8 323.2 9.31 5 897 1100 16.0 11.0 72 5.0 12.9 208 26 298.3 300.0 290.3 325.2 9.23 6 850 1555 12.0 9.4 84 2.6 10.4 225 32 298.7 300.3 290.0 324.3 8.74 7 832 1734 11.0 7.5 79 3.5 9.0 231 30 299.5 300.9 289.5 322.6 7.84 8 808 1979 10.8 3.8 62 7.0 6.9 240 29 301.8 302.9 288.9 320.4 6.23 9 769 2389 7.4 -0.6 57 8.0 3.4 249 26 302.4 303.3 287.7 316.9 4.76 10 736 2749 4.6 1.5 80 3.1 3.0 245 28 303.2 304.3 288.9 320.7 5.80 11 700 3157 2.6 1.3 91 1.3 1.9 250 39 305.4 306.5 289.9 323.6 6.01 12 638 3903 -1.7 -2.5 94 0.8 -2.1 255 51 308.7 309.6 290.0 324.1 4.99 13 632 3979 -0.7 -2.4 88 1.7 -1.6 255 53 310.7 311.6 290.7 326.5 5.08 14 625 4068 -2.5 -3.8 91 1.3 -3.1 255 52 309.6 310.5 290.0 324.0 4.62 15 571 4781 -6.3 -7.7 90 1.4 -6.9 267 47 313.2 314.0 290.3 325.2 3.75 16 570 4795 -5.1 -6.8 88 1.7 -5.8 268 47 314.8 315.6 291.0 327.7 4.03 17 568 4823 -6.5 -8.2 88 1.7 -7.2 268 47 313.5 314.2 290.3 325.1 3.63 18 554 5018 -7.7 -9.1 90 1.4 -8.3 269 45 314.3 315.0 290.4 325.4 3.47 19 546 5131 -8.7 -11.3 81 2.6 -9.7 269 45 314.4 315.0 290.0 324.0 2.95 20 511 5643 -11.7 -13.4 87 1.7 -12.3 266 42 316.8 317.3 290.4 325.5 2.66 21 508 5688 -12.1 -13.9 86 1.8 -12.8 266 42 316.8 317.3 290.3 325.3 2.57 22 500 5810 -12.1 -15.3 77 3.2 -13.2 265 41 318.3 318.7 290.6 326.0 2.33 23 411 7281 -21.7 -30.7 44 9.0 -23.4 269 46 324.3 324.4 290.8 326.8 0.72 24 400 7480 -22.9 -29.9 53 7.0 -24.3 270 46 325.2 325.4 291.2 328.1 0.80 25 300 9520 -39.7 -48.7 38 9.0 -40.3 250 42 329.4 329.4 291.7 330.0 0.15 26 285 9869 -42.1 -48.1 52 6.0 -42.5 260 43 330.8 330.9 292.1 331.5 0.17 27 250 10740 -49.9 -57.9 38 8.0 -50.1 280 52 331.9 331.9 292.3 332.1 0.06 28 229 11304 -54.9 -65.9 24 11.0 -55.1 284 59 332.7 332.7 292.4 332.8 0.02 29 208 11908 -60.1 -66.1 45 6.0 -60.2 288 68 333.8 333.8 292.8 333.9 0.03 30 200 12150 -62.1 -68.1 44 6.0 -62.1 290 71 334.4 334.4 292.9 334.5 0.02 31 175 12964 -68.9 -74.9 42 6.0 -68.9 295 88 336.2 336.2 293.4 336.3 0.01 32 174 12999 -68.1 -74.4 40 6.3 -68.1 295 89 338.1 338.1 293.9 338.1 0.01 33 165 13324 -60.7 -69.7 30 9.0 -60.8 290 79 355.7 355.7 297.8 355.8 0.02 34 153 13796 -59.7 -72.7 17 13.0 -59.9 280 62 365.2 365.2 299.7 365.2 0.01 35 150 13920 -60.1 -74.1 14 14.0 -60.3 280 63 366.5 366.5 299.9 366.6 0.01 36 101 16340 -68.7 -81.7 14 13.0 -68.8 284 80 393.9 393.9 304.3 393.9 0.00 37 100 16400 -69.1 -82.1 14 13.0 -69.2 285 80 394.2 394.2 304.4 394.2 0.00 38 90 17025 -70.9 -82.9 15 12.0 -71.0 283 81 402.7 402.7 305.6 402.7 0.00 39 84 17437 -65.7 -80.7 11 15.0 -65.8 280 87 421.3 421.3 307.9 421.3 0.01 40 70 18540 -66.3 -80.3 12 14.0 -66.5 280 75 442.5 442.5 310.1 442.6 0.01 41 63 19177 -65.9 -80.9 11 15.0 -66.1 283 63 457.0 457.0 311.5 457.0 0.01 42 53 20213 -70.3 -82.3 16 12.0 -70.4 272 54 469.9 469.9 312.6 470.0 0.01 43 50 20560 -68.9 -81.9 14 13.0 -69.1 270 54 481.1 481.1 313.5 481.2 0.01 44 48 20806 -65.9 -80.9 11 15.0 -66.1 268 53 493.9 493.9 314.5 494.0 0.01 45 45 21196 -68.1 -81.1 14 13.0 -68.3 266 51 497.8 497.8 314.8 497.9 0.01 46 41 21758 -65.7 -80.7 11 15.0 -66.0 263 47 517.2 517.2 316.1 517.3 0.01 47 39 22066 -60.9 -78.9 8 18.0 -61.5 262 45 536.8 536.8 317.3 536.9 0.02 48 31 23487 -62.7 -77.7 12 15.0 -63.3 265 59 568.4 568.4 319.1 568.6 0.03 49 30 23690 -60.9 -77.9 9 17.0 -61.7 265 58 578.6 578.6 319.6 578.8 0.03 50 23 25376 -52.5 -71.5 8 19.0 -54.8 262 68 649.0 649.0 322.7 649.9 0.11 51 21 25963 -53.5 -71.5 9 18.0 -55.7 261 72 663.1 663.1 323.2 664.1 0.12 52 20 26280 -49.9 -69.9 8 20.0 -53.1 260 74 683.4 683.5 323.9 684.8 0.16 53 16 27757 -45.3 -65.3 9 20.0 -50.5 265 77 743.5 743.6 325.8 746.9 0.37 54 14 28665 -37.5 -58.5 9 21.0 -46.3 262 80 798.9 799.4 327.4 809.0 1.02 55 12 29742 -32.5 -55.5 8 23.0 -44.4 252 75 852.6 853.5 328.8 870.8 1.72 56 10 31020 -35.7 -59.7 7 24.0 -47.1 240 68 886.3 886.9 329.4 899.8 1.23 57 8.7 31988 -36.1 -60.1 7 24.0 -48.0 238 62 920.7 921.5 330.1 936.2 1.34 58 8.6 32068 -33.7 -58.7 6 25.0 -46.9 238 62 933.1 934.1 330.4 952.0 1.62 59 7.0 33490 -40.9 -65.9 5 25.0 -51.6 235 53 960.0 960.4 330.7 969.3 0.77 60 6.8 33687 -41.5 -66.5 5 25.0 -52.0 965.5 965.9 330.8 974.3 0.73 TRP 175 12964 -68.9 -74.9 42 6.0 -68.9 295 88 336.2 336.2 293.4 336.3 0.01 WND 174 12999 -68.1 -74.4 40 6.3 -68.1 295 89 338.1 338.1 293.9 338.1 0.01 Sounding variables and indices 1000-500 mb thick: 5640.00 m Freezing level: 662.51 mb = 3608.14 m = 11837.57 ft Wetbulb zero: 670.52 mb = 3503.20 m = 11493.29 ft Precipitable water: 1.37 inches Sfc-500 mean rel hum: 80.18 % Est. max temperature: 26.33 C = 79.39 F Sfc-Lift cond lev (LCL): 942.10 mb = 681.67 m = 2236.41 ft T: 16.85 C 700-500 lapse rate: 5.54 C/km ThetaE index: 8.36 C Layer 850.0- 736.0 mb Conv cond level (CCL): 787.59 mb = 2190.98 m = 7188.15 ft Mean mixing ratio: 9.22 g/kg Conv temperature: 29.85 C = 85.73 F Cap Strength: 3.85 C Lifted Index: 3.70 C Risk: None Lifted Index @300 mb: 6.45 C Lifted Index @700 mb: 1.70 C Showalter Index: 2.00 C Risk: Showers probable Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 21.50 C K Index: 32.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 323.15 Risk: Showers and thunderstorms possible Energy Index: 0.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.43 J/kg Max Up Vert Vel: 5.56 m/s Conv Inhibition (B-): 64238.43 J/kg Cap Strength: 3.75 C Lift Cond Lev (LCL): 878.26 mb = 1278.50 m = 4194.49 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 26 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 1010 98 90 7 -7.0 0.0 | 98 33 -32.9 4.9 1 1000 170 105 7 -6.8 1.8 | 102 33 -32.7 6.7 2 984 305 125 9 -7.4 5.2 | 107 35 -33.3 10.1 3 950 610 160 13 -4.4 12.2 | 119 35 -30.4 17.1 4 925 838 190 18 3.1 17.7 | 135 32 -22.8 22.6 5 917 914 205 24 10.1 21.8 | 149 31 -15.8 26.7 6 884 1219 210 27 13.5 23.4 | 156 31 -12.4 28.3 7 853 1524 225 32 22.6 22.6 | 173 28 -3.3 27.5 8 850 1555 225 32 22.6 22.6 | 173 28 -3.3 27.5 9 822 1829 235 29 23.8 16.6 | 174 22 -2.2 21.6 10 792 2134 245 28 25.4 11.8 | 178 17 -0.5 16.8 11 764 2438 250 25 23.5 8.6 | 170 14 -2.4 13.5 12 736 2743 245 28 25.4 11.8 | 178 17 -0.5 16.8 13 700 3157 250 39 36.6 13.3 | 210 21 10.7 18.3 14 657 3658 255 45 43.5 11.6 | 227 24 17.5 16.6 15 632 3962 255 53 51.2 13.7 | 234 31 25.3 18.6 16 608 4267 255 51 49.3 13.2 | 232 30 23.3 18.1 17 563 4877 270 46 46.0 -0.0 | 256 21 20.1 4.9 18 500 5810 265 41 40.8 3.6 | 240 17 14.9 8.5 19 481 6096 265 44 43.8 3.8 | 244 20 17.9 8.8 20 400 7480 270 46 46.0 -0.0 | 256 21 20.1 4.9 21 392 7620 265 46 45.8 4.0 | 246 22 19.9 8.9 22 316 9144 250 41 38.5 14.0 | 214 23 12.6 18.9 23 300 9520 250 42 39.5 14.4 | 215 24 13.5 19.3 24 277 10058 265 44 43.8 3.8 | 244 20 17.9 8.8 25 253 10668 280 52 51.2 -9.0 | 279 26 25.3 -4.1 26 250 10740 280 52 51.2 -9.0 | 279 26 25.3 -4.1 27 200 12150 290 71 66.7 -24.3 | 295 45 40.8 -19.4 28 175 12964 295 88 79.8 -37.2 | 301 63 53.8 -32.3 29 174 12999 295 89 80.7 -37.6 | 301 64 54.7 -32.7 30 171 13106 295 89 80.7 -37.6 | 301 64 54.7 -32.7 31 155 13716 280 61 60.1 -10.6 | 279 35 34.1 -5.7 32 150 13920 280 63 62.0 -10.9 | 279 37 36.1 -6.0 33 127 14935 280 79 77.8 -13.7 | 280 53 51.9 -8.8 34 121 15240 270 78 78.0 -0.0 | 265 52 52.1 4.9 35 115 15545 265 80 79.7 7.0 | 258 55 53.8 11.9 36 100 16400 285 80 77.3 -20.7 | 287 54 51.3 -15.8 37 94 16764 285 75 72.4 -19.4 | 287 49 46.5 -14.5 38 85 17374 280 88 86.7 -15.3 | 280 62 60.7 -10.4 39 73 18288 275 76 75.7 -6.6 | 272 50 49.8 -1.7 40 70 18540 280 75 73.9 -13.0 | 280 49 47.9 -8.1 41 66 18898 290 70 65.8 -23.9 | 296 44 39.9 -19.0 42 60 19507 275 55 54.8 -4.8 | 270 29 28.9 0.1 43 50 20560 270 54 54.0 -0.0 | 260 29 28.1 4.9 44 44 21336 265 50 49.8 4.4 | 249 26 23.9 9.3 45 36 22555 260 42 41.4 7.3 | 232 20 15.4 12.2 46 33 23165 265 60 59.8 5.2 | 253 35 33.8 10.1 47 30 23690 265 58 57.8 5.1 | 253 33 31.9 10.0 48 20 26280 260 74 72.9 12.8 | 249 50 47.0 17.8 49 17 27432 265 73 72.7 6.4 | 256 48 46.8 11.3 50 15 28346 265 82 81.7 7.1 | 258 57 55.8 12.1 51 10 31020 240 68 58.9 34.0 | 220 51 33.0 38.9 52 7 33490 235 53 43.4 30.4 | 206 39 17.5 35.3 Wind Parameters Mean winds (0-6000m): 250.7 at 35.2 knts Storm direction: 280.7 at 26.4 knts Shear (0-3000m) pos: 7.6 neg: 0.0 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 108.1 deg Storm rel helicity (0-3000m) pos: 422.1 neg: -7.0 tot: 415.1 m^2/s^2 ave: 138.4 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 12.1 stream: 9.1 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.07 Bulk Shear: 217.21 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 ------------------------------------------------------------------------------- 500 133 10 109 35| 12.5 0.0 12.5|113.0 0.0 113.0 226.0 0.97| 13.0 12.7 1000 176 15 126 33| 15.3 0.0 15.3|282.8 0.0 282.8 282.8 0.98| 16.9 16.5 1500 198 19 140 31| 12.7 0.0 12.7|363.0 0.0 363.0 242.0 0.96| 15.2 14.5 2000 212 22 149 28| 8.9 0.0 8.9|371.3 0.0 371.3 185.7 0.81| 13.9 11.3 2500 221 23 154 25| 6.8 0.0 6.8|374.9 -7.0 367.8 147.1 0.73| 12.2 8.9 3000 227 24 159 23| 7.6 0.0 7.6|422.1 -7.0 415.1 138.4 0.75| 12.1 9.1 4000 239 30 179 20| 7.6 0.0 7.6|491.4 -9.0 482.4 120.6 0.73| 11.3 8.2 5000 246 34 194 19| 5.3 0.0 5.3|557.7 -16.9 540.8 108.2 0.70| 10.6 7.5 6000 251 35 204 18| 4.4 0.3 4.7|563.1 -36.0 527.1 87.8 0.63| 9.5 6.0 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20200320.00.gif