UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032512.upa.cvt Date: 1200Z 25 MAR 20 Searching for KIAD... Searching the city database file for: KIAD ... Date:1200Z 25 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 1003 98 6.4 4.1 85 2.3 5.3 75 8 279.3 280.2 278.3 293.3 5.11 1 1000 112 6.4 3.2 80 3.2 4.9 80 9 279.5 280.4 278.0 292.8 4.81 2 925 746 1.4 0.1 91 1.3 0.8 105 26 280.7 281.5 277.8 292.3 4.16 3 908 895 0.6 -0.9 90 1.5 -0.0 114 29 281.4 282.1 277.9 292.4 3.94 4 850 1425 -0.7 -1.9 92 1.2 -1.2 135 17 285.4 286.1 279.8 296.5 3.91 5 844 1482 -1.1 -2.3 92 1.2 -1.6 138 17 285.6 286.2 279.7 296.5 3.82 6 824 1675 2.2 1.2 93 1.0 1.7 167 19 291.0 291.9 283.7 305.6 5.07 7 771 2210 0.2 0.0 99 0.2 0.1 210 25 294.5 295.3 284.9 309.0 4.96 8 769 2231 0.2 0.0 99 0.2 0.1 211 25 294.7 295.6 285.0 309.3 4.98 9 745 2486 0.2 -0.2 97 0.4 0.0 226 31 297.4 298.3 286.2 312.3 5.06 10 700 2984 -2.1 -3.2 92 1.1 -2.6 240 31 300.2 300.9 286.4 313.2 4.31 11 689 3110 -2.7 -3.9 91 1.2 -3.3 243 31 300.9 301.6 286.5 313.4 4.16 12 624 3888 -9.1 -14.1 67 5.0 -10.7 247 27 302.2 302.6 284.8 308.6 2.06 13 614 4013 -8.9 -10.9 85 2.0 -9.6 245 26 303.8 304.3 286.1 312.3 2.71 14 577 4492 -12.5 -13.4 93 0.9 -12.8 238 26 305.0 305.5 286.2 312.5 2.36 15 574 4532 -13.5 -21.5 51 8.0 -15.5 238 26 304.3 304.5 284.7 308.2 1.19 16 564 4666 -14.1 -25.1 39 11.0 -16.6 237 28 305.2 305.3 284.6 308.1 0.88 17 563 4679 -12.9 -24.9 36 12.0 -15.7 237 28 306.7 306.9 285.2 309.7 0.90 18 560 4720 -14.7 -28.7 29 14.0 -17.5 236 28 305.1 305.2 284.2 307.2 0.64 19 500 5570 -20.5 -30.5 40 10.0 -22.2 240 28 308.0 308.2 285.4 310.1 0.60 20 485 5790 -21.9 -31.9 40 10.0 -23.5 242 31 309.0 309.1 285.7 310.9 0.54 21 479 5880 -22.1 -39.1 20 17.0 -24.3 243 32 309.9 309.9 285.6 310.8 0.27 22 478 5895 -21.7 -37.7 22 16.0 -23.9 243 32 310.6 310.6 285.9 311.7 0.31 23 477 5911 -12.3 -29.3 23 17.0 -16.3 243 33 322.4 322.5 290.2 324.9 0.71 24 336 8417 -37.3 -56.3 12 19.0 -38.2 231 81 322.2 322.2 289.5 322.4 0.06 25 334 8458 -37.6 -56.5 12 18.9 -38.5 230 82 322.3 322.3 289.5 322.5 0.05 26 300 9180 -42.9 -60.9 12 18.0 -43.5 225 80 324.9 324.9 290.3 325.0 0.04 27 250 10390 -52.3 -66.3 17 14.0 -52.5 230 77 328.3 328.3 291.3 328.4 0.02 28 244 10547 -53.5 -66.5 19 13.0 -53.7 230 79 328.8 328.8 291.4 328.9 0.02 29 212 11447 -56.1 -70.1 16 14.0 -56.3 250 75 338.2 338.2 293.9 338.3 0.01 30 200 11820 -54.1 -71.1 11 17.0 -54.4 260 71 347.1 347.1 296.0 347.2 0.01 31 176 12640 -54.7 -75.7 6 21.0 -55.0 269 70 359.0 359.0 298.5 359.1 0.01 32 157 13376 -52.7 -72.7 7 20.0 -53.1 275 78 374.4 374.4 301.4 374.4 0.01 33 150 13670 -53.7 -74.7 6 21.0 -54.1 280 74 377.5 377.6 301.9 377.6 0.01 34 102 16106 -60.3 -76.3 11 16.0 -60.6 275 51 408.9 408.9 306.4 409.0 0.01 35 101 16168 -59.5 -76.5 9 17.0 -59.8 275 51 411.6 411.6 306.7 411.6 0.01 36 100 16230 -59.5 -76.5 9 17.0 -59.8 275 50 412.8 412.8 306.9 412.8 0.01 37 87 17103 -58.1 -76.1 8 18.0 -58.5 279 46 432.4 432.4 309.1 432.4 0.01 38 71 18363 -64.1 -78.1 13 14.0 -64.3 270 53 445.4 445.4 310.4 445.5 0.01 39 70 18450 -63.7 -77.7 13 14.0 -63.9 270 54 448.1 448.1 310.7 448.2 0.01 40 64 18997 -65.5 -78.5 15 13.0 -65.7 280 52 455.8 455.8 311.4 455.9 0.01 41 64 18997 -62.9 -76.9 13 14.0 -63.2 280 52 461.5 461.5 311.9 461.6 0.02 42 63 19095 -57.1 -75.1 8 18.0 -57.7 285 45 476.4 476.4 313.2 476.5 0.02 43 62 19197 -55.9 -74.9 8 19.0 -56.6 290 39 481.2 481.2 313.5 481.4 0.02 44 51 20418 -63.3 -76.3 16 13.0 -63.6 275 43 491.5 491.5 314.4 491.7 0.02 45 50 20540 -61.5 -76.5 12 15.0 -61.9 280 39 498.6 498.6 314.8 498.7 0.02 46 47 20928 -57.9 -72.9 13 15.0 -58.6 278 26 516.1 516.1 316.1 516.4 0.04 47 41 21786 -60.9 -74.9 14 14.0 -61.4 275 38 529.2 529.2 316.9 529.4 0.04 48 32 23335 -60.1 -73.1 17 13.0 -60.8 261 42 570.2 570.2 319.2 570.6 0.06 49 30 23740 -58.5 -71.5 17 13.0 -59.4 275 34 585.2 585.2 319.9 585.8 0.08 50 20 26310 -53.9 -68.9 14 15.0 -56.0 260 49 671.2 671.3 323.5 672.7 0.18 51 15 28169 -50.5 -66.5 13 16.0 -54.0 250 57 740.0 740.2 325.7 743.1 0.33 52 11 30195 -49.3 -65.3 14 16.0 -53.9 253 81 813.1 813.3 327.7 818.5 0.53 53 10 30830 -41.3 -62.3 9 21.0 -49.8 250 94 865.4 865.8 328.9 874.9 0.88 54 9.1 31472 -40.7 -61.7 9 21.0 -49.8 891.3 891.9 329.5 903.0 1.04 55 8.7 31782 -35.1 -58.1 8 23.0 -47.2 924.6 925.6 330.2 944.5 1.73 56 7.0 33300 -34.9 -59.9 6 25.0 -48.5 984.8 985.8 331.2 1005.9 1.71 57 6.9 33400 -34.9 -59.9 6 25.0 -48.6 988.8 989.9 331.4 1010.3 1.74 TRP 212 11447 -56.1 -70.1 16 14.0 -56.3 250 75 338.2 338.2 293.9 338.3 0.01 WND 334 8458 -37.6 -56.5 12 18.9 -38.5 230 82 322.3 322.3 289.5 322.5 0.05 Sounding variables and indices 1000-500 mb thick: 5458.00 m Freezing level: 881.23 mb = 1139.84 m = 3739.58 ft Freezing level: 837.33 mb = 1545.97 m = 5072.00 ft Freezing level: 741.09 mb = 2529.19 m = 8297.77 ft Wetbulb zero: 908.75 mb = 888.75 m = 2915.82 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 78.27 % Est. max temperature: 12.29 C = 54.13 F Sfc-Lift cond lev (LCL): 968.21 mb = 374.74 m = 1229.46 ft T: 4.33 C 700-500 lapse rate: 7.12 C/km ThetaE index: 1.02 C Layer 1000.0- 908.0 mb Conv cond level (CCL): 904.38 mb = 927.51 m = 3042.96 ft Mean mixing ratio: 4.39 g/kg Conv temperature: 8.75 C = 47.74 F Cap Strength: 14.03 C Lifted Index: 13.82 C Risk: None Lifted Index @300 mb: 23.00 C Lifted Index @700 mb: 11.85 C Showalter Index: 10.89 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 18.60 C K Index: 16.80 Risk: < 20 % chance of thunderstorms Sweat Index: 207.74 Risk: None Energy Index: 2.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.47 J/kg Max Up Vert Vel: 3.31 m/s Conv Inhibition (B-): 66731.42 J/kg Cap Strength: 13.80 C Lift Cond Lev (LCL): 922.10 mb = 771.26 m = 2530.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 253 at 20 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 1003 98 75 8 -7.7 -2.1 | 74 28 -26.7 -7.8 1 1000 112 80 9 -8.9 -1.6 | 75 29 -27.8 -7.3 2 977 305 85 16 -15.9 -1.4 | 78 36 -34.9 -7.1 3 941 610 100 24 -23.6 4.2 | 88 43 -42.6 -1.6 4 925 746 105 26 -25.1 6.7 | 91 44 -44.1 1.0 5 906 914 115 29 -26.3 12.3 | 98 46 -45.2 6.5 6 872 1219 120 20 -17.3 10.0 | 97 37 -36.3 4.3 7 850 1425 135 17 -12.0 12.0 | 102 32 -31.0 6.3 8 840 1524 140 17 -10.9 13.0 | 104 31 -29.9 7.3 9 808 1829 195 21 5.4 20.3 | 137 20 -13.5 14.6 10 778 2134 205 23 9.7 20.8 | 149 18 -9.2 15.1 11 749 2438 225 30 21.2 21.2 | 188 16 2.3 15.5 12 721 2743 235 36 29.5 20.6 | 215 18 10.5 14.9 13 700 2984 240 31 26.8 15.5 | 219 13 7.9 9.8 14 667 3353 250 30 28.2 10.3 | 244 10 9.2 4.5 15 641 3658 250 29 27.3 9.9 | 243 9 8.3 4.2 16 592 4267 240 24 20.8 12.0 | 196 7 1.8 6.3 17 547 4877 235 30 24.6 17.2 | 206 13 5.6 11.5 18 500 5570 240 28 24.2 14.0 | 213 10 5.3 8.3 19 465 6096 245 35 31.7 14.8 | 235 16 12.8 9.1 20 446 6401 250 33 31.0 11.3 | 245 13 12.1 5.6 21 400 7190 245 50 45.3 21.1 | 240 31 26.4 15.4 22 376 7620 240 65 56.3 32.5 | 234 46 37.3 26.8 23 334 8458 230 82 62.8 52.7 | 223 64 43.9 47.0 24 330 8534 230 82 62.8 52.7 | 223 64 43.9 47.0 25 302 9144 225 81 57.3 57.3 | 217 64 38.3 51.6 26 300 9180 225 80 56.6 56.6 | 216 63 37.6 50.8 27 250 10390 230 77 59.0 49.5 | 222 59 40.0 43.8 28 239 10668 230 81 62.0 52.1 | 223 63 43.1 46.3 29 212 11447 250 75 70.5 25.7 | 249 55 51.5 19.9 30 200 11820 260 71 69.9 12.3 | 263 51 51.0 6.6 31 189 12192 265 66 65.7 5.8 | 270 47 46.8 0.0 32 156 13411 275 78 77.7 -6.8 | 282 60 58.8 -12.5 33 150 13670 280 74 72.9 -12.8 | 289 57 53.9 -18.6 34 117 15240 275 58 57.8 -5.1 | 286 40 38.8 -10.8 35 100 16230 275 50 49.8 -4.4 | 288 32 30.9 -10.1 36 83 17374 280 45 44.3 -7.8 | 298 29 25.4 -13.5 37 72 18288 270 53 53.0 -0.0 | 280 35 34.1 -5.7 38 70 18450 270 54 54.0 -0.0 | 279 36 35.1 -5.7 39 68 18593 265 59 58.8 5.1 | 271 40 39.8 -0.6 40 65 18898 275 59 58.8 -5.1 | 285 41 39.8 -10.9 41 62 19202 290 39 36.6 -13.3 | 317 26 17.7 -19.1 42 56 19812 275 27 26.9 -2.4 | 315 11 8.0 -8.1 43 51 20422 275 43 42.8 -3.7 | 292 26 23.9 -9.5 44 50 20540 280 39 38.4 -6.8 | 303 23 19.5 -12.5 45 49 20726 285 35 33.8 -9.1 | 315 21 14.9 -14.8 46 46 21031 275 21 20.9 -1.8 | 345 8 2.0 -7.5 47 44 21336 270 26 26.0 -0.0 | 309 9 7.1 -5.7 48 42 21641 275 41 40.8 -3.6 | 293 24 21.9 -9.3 49 40 21946 275 35 34.9 -3.1 | 299 18 15.9 -8.8 50 36 22555 250 26 24.4 8.9 | 240 6 5.5 3.2 51 35 22860 240 35 30.3 17.5 | 224 16 11.4 11.8 52 33 23165 255 46 44.4 11.9 | 256 26 25.5 6.2 53 30 23740 275 34 33.9 -3.0 | 300 17 14.9 -8.7 54 28 24079 280 29 28.6 -5.0 | 318 14 9.6 -10.8 55 27 24384 250 31 29.1 10.6 | 244 11 10.2 4.9 56 23 25298 270 27 27.0 -0.0 | 305 10 8.1 -5.7 57 20 26310 260 49 48.3 8.5 | 265 29 29.3 2.8 58 17 27432 250 61 57.3 20.9 | 248 41 38.4 15.1 59 14 28651 250 55 51.7 18.8 | 248 35 32.7 13.1 60 12 29566 255 80 77.3 20.7 | 256 60 58.3 15.0 61 12 29870 255 74 71.5 19.2 | 256 54 52.5 13.4 62 10 30830 250 94 88.3 32.1 | 249 74 69.4 26.4 Wind Parameters Mean winds (0-6000m): 223.2 at 26.4 knts Storm direction: 253.2 at 19.8 knts Shear (0-3000m) pos: 6.6 neg: 0.0 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 152.2 deg Storm rel helicity (0-3000m) pos: 430.2 neg: -8.3 tot: 421.9 m^2/s^2 ave: 140.6 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 15.6 stream: 10.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.03 Bulk Shear: 206.87 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 90 17 81 36| 17.2 0.0 17.2| 85.6 0.0 85.6 171.2 0.50| 17.9 9.0 1000 103 21 88 40| 9.5 0.0 9.5|181.0 -3.3 177.7 177.7 0.53| 16.1 8.6 1500 111 21 92 38| 6.2 0.0 6.2|245.5 -8.3 237.2 158.1 0.52| 15.8 8.2 2000 128 21 101 36| 7.3 0.0 7.3|334.9 -8.3 326.6 163.3 0.60| 16.6 9.9 2500 151 22 114 33| 8.3 0.0 8.3|404.3 -8.3 396.0 158.4 0.67| 16.6 11.2 3000 176 24 131 28| 6.6 0.0 6.6|430.2 -8.3 421.9 140.6 0.66| 15.6 10.4 4000 206 25 155 19| 4.8 0.7 5.4|440.1 -17.7 422.4 105.6 0.59| 13.0 7.7 5000 216 26 166 15| 3.8 0.7 4.5|444.7 -20.7 424.0 84.8 0.54| 11.3 6.1 6000 223 26 176 14| 3.7 0.6 4.3|462.9 -20.7 442.2 73.7 0.55| 10.2 5.6 Wrote GIF file: /home/apache/climate/data/raob//KIAD/skewt/KIAD.skewt.20200325.12.gif