UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for CWLT... Searching the city database file for: CWLT ... Date:1200Z 20 APR 25 Station: CWLT WMO ident: 71082 Latitude: 82.50 Longitude: -62.33 Elevation: 66.00 ------------------------------------------------------------------------------- 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 1018 66 -23.7 -28.5 65 4.8 -24.1 305 1 248.2 248.2 247.9 249.1 0.36 1 1017 74 -21.3 -26.0 66 4.7 -21.8 314 1 250.6 250.7 250.3 251.9 0.45 2 1000 208 -19.5 -24.5 64 5.0 -20.1 110 2 253.6 253.7 253.0 255.1 0.52 3 989 290 -18.5 -23.5 65 5.0 -19.2 131 5 255.5 255.5 254.7 257.0 0.58 4 967 459 -16.3 -28.3 35 12.0 -17.8 143 5 259.3 259.4 257.4 260.4 0.38 5 935 711 -16.7 -24.7 50 8.0 -17.9 139 3 261.4 261.5 259.5 263.0 0.55 6 925 792 -16.7 -24.7 50 8.0 -17.9 130 2 262.2 262.3 260.1 263.8 0.56 7 850 1427 -17.3 -29.3 34 12.0 -18.9 145 2 268.0 268.1 264.1 269.2 0.40 8 759 2268 -21.5 -30.5 44 9.0 -22.6 131 7 272.3 272.4 267.0 273.5 0.40 9 745 2405 -21.7 -36.7 24 15.0 -23.2 122 8 273.5 273.6 267.5 274.2 0.22 10 704 2820 -23.3 -40.3 20 17.0 -24.8 114 11 276.2 276.3 269.1 276.7 0.16 11 700 2862 -23.7 -39.7 22 16.0 -25.1 110 12 276.2 276.3 269.2 276.8 0.17 12 613 3818 -30.7 -39.7 41 9.0 -31.4 98 20 278.9 278.9 270.8 279.5 0.20 13 595 4030 -31.1 -51.1 12 20.0 -32.1 94 23 280.8 280.8 271.7 281.0 0.06 14 541 4701 -33.7 -47.7 23 14.0 -34.4 90 37 285.4 285.5 274.4 285.8 0.09 15 500 5250 -37.3 -50.3 25 13.0 -37.9 90 41 287.6 287.6 275.5 287.8 0.08 16 419 6451 -44.7 -53.7 36 9.0 -45.0 91 43 293.0 293.0 278.2 293.2 0.06 17 400 6760 -46.3 -60.3 19 14.0 -46.6 95 37 294.8 294.8 279.0 294.9 0.03 18 397 6810 -46.5 -63.5 13 17.0 -46.8 94 36 295.2 295.2 279.2 295.3 0.02 19 388 6962 -47.1 -61.1 19 14.0 -47.4 93 34 296.3 296.4 279.7 296.4 0.03 20 372 7240 -47.7 -62.7 16 15.0 -48.0 90 30 299.1 299.1 281.0 299.2 0.02 21 356 7530 -47.5 -68.5 7 21.0 -47.9 86 21 303.2 303.2 282.7 303.2 0.01 22 347 7699 -48.5 -70.5 6 22.0 -48.8 82 17 304.1 304.1 283.0 304.1 0.01 23 323 8172 -46.9 -71.9 4 25.0 -47.3 67 11 312.6 312.6 286.2 312.6 0.01 24 300 8660 -47.5 -72.5 4 25.0 -47.9 330 1 318.4 318.4 288.2 318.4 0.01 25 262 9551 -48.1 -77.1 2 29.0 -48.6 309 4 330.1 330.1 291.7 330.1 0.00 26 250 9860 -47.1 -79.1 1 32.0 -47.6 315 5 336.0 336.0 293.3 336.1 0.00 27 200 11340 -46.7 -80.7 1 34.0 -47.4 270 6 358.8 358.8 298.5 358.8 0.00 28 191 11645 -46.3 -81.3 1 35.0 -47.1 267 6 364.2 364.2 299.5 364.2 0.00 29 175 12225 -46.9 -80.9 1 34.0 -47.7 261 7 372.5 372.5 301.0 372.5 0.00 30 153 13118 -44.7 -80.7 1 36.0 -45.8 251 8 390.8 390.8 303.9 390.8 0.00 31 150 13250 -44.9 -80.9 1 36.0 -46.0 250 8 392.7 392.7 304.2 392.7 0.00 32 100 15950 -47.1 -83.1 1 36.0 -48.4 240 14 436.7 436.7 309.6 436.7 0.00 33 79 17502 -47.9 -83.9 1 36.0 -49.3 276 12 465.5 465.5 312.3 465.5 0.00 34 70 18300 -46.5 -83.5 1 37.0 -48.3 285 5 484.9 484.9 313.8 484.9 0.01 35 54 20020 -45.3 -84.3 0 39.0 -47.8 238 12 525.0 525.0 316.6 525.1 0.01 36 50 20530 -46.5 -84.5 1 38.0 -48.9 235 12 533.9 533.9 317.2 533.9 0.01 37 30 23910 -47.5 -85.5 1 38.0 -50.7 275 11 615.1 615.1 321.3 615.2 0.01 38 20 26590 -47.7 -85.7 0 38.0 -51.9 220 6 690.2 690.2 324.1 690.3 0.01 39 18 27285 -48.9 -86.9 0 38.0 -53.0 237 9 707.5 707.5 324.7 707.6 0.01 40 13 29438 -45.9 -84.9 0 39.0 -52.2 290 11 786.9 786.9 326.9 787.1 0.02 41 10 31180 -47.3 -86.3 0 39.0 -53.9 220 11 843.0 843.0 328.2 843.2 0.02 42 9.9 31246 -47.3 -86.3 0 39.0 -54.0 845.4 845.4 328.3 845.6 0.02 43 8.7 32110 -42.9 -82.9 0 40.0 -52.2 894.3 894.4 329.3 894.8 0.05 44 7.2 33380 -44.9 -84.9 0 40.0 -54.1 935.9 935.9 330.1 936.3 0.04 45 5.2 35584 -39.1 -81.1 0 42.0 -53.2 1053.3 1053.3 332.0 1054.5 0.11 TRP 372 7240 -47.7 -62.7 16 15.0 -48.0 90 30 299.1 299.1 281.0 299.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5042.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 33.01 % Est. max temperature: -5.21 C = 22.62 F Sfc-Lift cond lev (LCL): 939.67 mb = 673.86 m = 2210.79 ft T: -16.64 C 700-500 lapse rate: 5.70 C/km ThetaE index: 0.00 C Layer 1018.0- -0.0 mb Conv cond level (CCL): 617.59 mb = 3764.75 m = 12351.39 ft Mean mixing ratio: 0.50 g/kg Conv temperature: 7.01 C = 44.62 F Cap Strength: 22.00 C Lifted Index: 23.21 C Risk: None Lifted Index @300 mb: 41.84 C Lifted Index @700 mb: 15.71 C Showalter Index: 15.24 C Risk: None Total Totals Index: 28.00 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 8.00 C K Index: -25.30 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 47.51 J/kg Max Up Vert Vel: 9.75 m/s Conv Inhibition (B-): 89128.62 J/kg Cap Strength: 23.19 C Lift Cond Lev (LCL): 850.40 mb = 1423.43 m = 4670.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 127 at 14 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 1018 66 305 1 0.8 -0.6 | 307 15 12.0 -9.0 1 1000 208 110 2 -1.9 0.7 | 310 12 9.3 -7.7 2 987 305 135 5 -3.5 3.5 | 302 9 7.7 -4.9 3 948 610 150 5 -2.5 4.3 | 295 10 8.7 -4.1 4 925 792 130 2 -1.5 1.3 | 306 12 9.7 -7.1 5 910 914 120 2 -1.7 1.0 | 308 12 9.5 -7.4 6 874 1219 140 4 -2.6 3.1 | 302 10 8.7 -5.3 7 850 1427 145 2 -1.1 1.6 | 304 12 10.1 -6.8 8 805 1829 150 6 -3.0 5.2 | 291 9 8.2 -3.2 9 773 2134 140 6 -3.9 4.6 | 297 8 7.4 -3.8 10 741 2438 120 8 -6.9 4.0 | 316 6 4.3 -4.4 11 711 2743 120 9 -7.8 4.5 | 319 5 3.4 -3.9 12 700 2862 110 12 -11.3 4.1 | 1 4 -0.0 -4.3 13 626 3658 100 18 -17.7 3.1 | 51 8 -6.5 -5.3 14 574 4267 90 26 -26.0 0.0 | 60 17 -14.8 -8.4 15 550 4572 90 36 -36.0 0.0 | 71 26 -24.8 -8.4 16 527 4877 90 39 -39.0 0.0 | 73 29 -27.8 -8.4 17 500 5250 90 41 -41.0 0.0 | 74 31 -29.8 -8.4 18 441 6096 90 43 -43.0 0.0 | 75 33 -31.8 -8.4 19 422 6401 90 44 -44.0 0.0 | 76 34 -32.8 -8.4 20 400 6760 95 37 -36.9 3.2 | 79 26 -25.6 -5.2 21 372 7240 90 30 -30.0 0.0 | 66 21 -18.8 -8.4 22 351 7620 85 18 -17.9 -1.6 | 34 12 -6.7 -10.0 23 320 8230 65 10 -9.1 -4.2 | 350 13 2.2 -12.6 24 300 8660 330 1 0.5 -0.9 | 308 15 11.7 -9.3 25 292 8839 340 1 0.3 -0.9 | 309 15 11.6 -9.3 26 279 9144 300 3 2.6 -1.5 | 306 17 13.8 -9.9 27 250 9860 315 5 3.5 -3.5 | 309 19 14.8 -11.9 28 221 10668 300 6 5.2 -3.0 | 305 20 16.4 -11.4 29 211 10973 305 10 8.2 -5.7 | 306 24 19.4 -14.1 30 200 11340 270 6 6.0 -0.0 | 296 19 17.2 -8.4 31 150 13250 250 8 7.5 2.7 | 287 20 18.7 -5.7 32 122 14630 220 10 6.4 7.7 | 272 18 17.7 -0.7 33 116 14935 260 13 12.8 2.3 | 284 25 24.0 -6.1 34 111 15240 280 8 7.9 -1.4 | 297 21 19.1 -9.8 35 106 15545 230 10 7.7 6.4 | 276 19 18.9 -2.0 36 100 15950 240 14 12.1 7.0 | 273 23 23.4 -1.4 37 97 16154 240 14 12.1 7.0 | 273 23 23.4 -1.4 38 93 16459 280 12 11.8 -2.1 | 294 25 23.0 -10.5 39 88 16764 260 10 9.8 1.7 | 288 22 21.1 -6.7 40 84 17069 260 14 13.8 2.4 | 283 26 25.0 -6.0 41 81 17374 280 13 12.8 -2.3 | 294 26 24.0 -10.6 42 77 17678 270 10 10.0 -0.0 | 292 23 21.2 -8.4 43 73 17983 245 15 13.6 6.3 | 275 25 24.8 -2.1 44 70 18288 295 14 12.7 -5.9 | 301 28 23.9 -14.3 45 70 18300 285 5 4.8 -1.3 | 301 19 16.1 -9.7 46 67 18593 305 10 8.2 -5.7 | 306 24 19.4 -14.1 47 56 19812 235 10 8.2 5.7 | 278 20 19.4 -2.7 48 53 20117 240 13 11.3 6.5 | 275 23 22.5 -1.9 49 50 20530 235 12 9.8 6.9 | 274 21 21.1 -1.5 50 49 20726 225 10 7.1 7.1 | 274 18 18.3 -1.3 51 46 21031 240 12 10.4 6.0 | 276 22 21.6 -2.4 52 44 21336 235 13 10.6 7.5 | 272 22 21.9 -0.9 53 40 21946 260 10 9.8 1.7 | 288 22 21.1 -6.7 54 39 22250 235 10 8.2 5.7 | 278 20 19.4 -2.7 55 37 22555 255 14 13.5 3.6 | 281 25 24.8 -4.8 56 35 22860 235 10 8.2 5.7 | 278 20 19.4 -2.7 57 32 23470 295 10 9.1 -4.2 | 302 24 20.3 -12.6 58 30 23910 275 11 11.0 -1.0 | 293 24 22.2 -9.4 59 29 24079 255 13 12.6 3.4 | 282 24 23.8 -5.0 60 28 24384 275 11 11.0 -1.0 | 293 24 22.2 -9.4 61 27 24689 280 10 9.8 -1.7 | 296 23 21.1 -10.1 62 24 25298 220 3 1.9 2.3 | 295 14 13.2 -6.1 63 23 25603 225 10 7.1 7.1 | 274 18 18.3 -1.3 64 22 25908 255 10 9.7 2.6 | 286 22 20.9 -5.8 65 20 26518 255 10 9.7 2.6 | 286 22 20.9 -5.8 66 20 26590 220 6 3.9 4.6 | 284 16 15.1 -3.8 67 19 26822 275 10 10.0 -0.9 | 294 23 21.2 -9.3 68 18 27432 225 9 6.4 6.4 | 277 18 17.6 -2.0 69 17 27737 280 12 11.8 -2.1 | 294 25 23.0 -10.5 70 16 28042 275 11 11.0 -1.0 | 293 24 22.2 -9.4 71 15 28346 240 11 9.5 5.5 | 278 21 20.8 -2.9 72 15 28651 265 14 13.9 1.2 | 286 26 25.2 -7.2 73 14 28956 310 11 8.4 -7.1 | 308 25 19.7 -15.5 74 10 31180 220 11 7.1 8.4 | 270 18 18.3 0.0 Wind Parameters Mean winds (0-6000m): 96.8 at 18.7 knts Storm direction: 126.8 at 14.0 knts Shear (0-3000m) pos: 0.2 neg: 2.5 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 74.6 deg Storm rel helicity (0-3000m) pos: 25.0 neg: -16.9 tot: 8.1 m^2/s^2 ave: 2.7 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.40 Bulk Shear: 33.91 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 ------------------------------------------------------------------------------- 500 137 4 303 10| 0.0 6.1 6.1| 6.3 -8.6 -2.3 -4.7 -0.18| 8.4 -1.5 1000 137 3 304 11| 0.0 2.1 2.1| 12.4 -9.5 2.8 2.8 0.03| 6.4 0.2 1500 139 3 303 11| 0.3 1.4 1.7| 13.0 -13.0 -0.0 -0.0 -0.04| 5.4 -0.2 2000 142 4 301 10| 0.3 1.7 2.0| 14.3 -16.9 -2.6 -1.3 -0.08| 4.9 -0.4 2500 137 4 302 10| 0.2 1.9 2.1| 19.0 -16.9 2.1 0.8 0.04| 4.7 0.2 3000 129 6 305 8| 0.2 2.5 2.7| 25.0 -16.9 8.1 2.7 0.22| 4.9 1.1 4000 113 9 327 6| 0.1 3.2 3.3| 34.2 -16.9 17.3 4.3 0.27| 5.1 1.4 5000 101 14 22 6| 0.1 4.2 4.3| 66.0 -16.9 49.1 9.8 0.29| 5.8 1.7 6000 97 19 50 10| 0.1 3.8 3.9| 72.5 -16.9 55.6 9.3 0.29| 5.1 1.4 Wrote GIF file: /home/apache/climate/data/raob//CWLT/skewt/CWLT.skewt.20250420.12.gif