UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for CWLT... Searching the city database file for: CWLT ... Date:1200Z 18 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 -29.3 -33.1 70 3.8 -29.5 295 4 242.6 242.6 242.5 243.2 0.23 1 1013 104 -25.9 -29.6 71 3.7 -26.2 270 3 246.3 246.4 246.1 247.2 0.32 2 1000 205 -24.1 -27.5 73 3.4 -24.4 205 1 249.1 249.1 248.7 250.1 0.40 3 979 360 -21.9 -25.5 73 3.6 -22.3 171 5 252.8 252.9 252.2 254.1 0.49 4 925 776 -23.7 -26.3 79 2.6 -24.0 220 9 255.1 255.1 254.1 256.4 0.48 5 868 1239 -25.3 -27.2 84 1.9 -25.5 220 5 258.1 258.2 256.6 259.4 0.47 6 850 1391 -24.5 -27.6 75 3.1 -24.8 260 9 260.5 260.6 258.5 261.8 0.47 7 811 1732 -26.7 -27.9 90 1.2 -26.8 247 10 261.7 261.7 259.5 263.0 0.47 8 706 2726 -29.7 -32.7 75 3.0 -30.0 240 10 268.9 269.0 264.6 270.0 0.35 9 700 2787 -30.3 -32.6 80 2.3 -30.5 230 9 268.9 269.0 264.6 270.0 0.35 10 656 3245 -33.1 -34.1 91 1.0 -33.2 258 7 270.8 270.9 265.8 271.8 0.33 11 648 3331 -33.3 -35.9 77 2.6 -33.5 264 7 271.5 271.6 266.3 272.4 0.28 12 622 3617 -35.1 -36.2 90 1.1 -35.2 282 5 272.7 272.7 267.0 273.5 0.28 13 581 4090 -37.3 -40.1 75 2.8 -37.5 336 2 275.5 275.5 268.7 276.1 0.20 14 567 4257 -38.3 -41.2 74 2.9 -38.5 357 0 276.2 276.3 269.2 276.8 0.18 15 542 4566 -40.5 -41.9 86 1.4 -40.6 0 0 277.2 277.2 269.8 277.8 0.18 16 536 4641 -40.9 -43.7 74 2.8 -41.0 0 0 277.6 277.6 269.9 278.1 0.15 17 521 4833 -42.5 -43.2 93 0.7 -42.5 0 0 277.9 278.0 270.2 278.4 0.16 18 516 4898 -42.7 -46.1 69 3.4 -42.8 357 1 278.5 278.5 270.4 278.8 0.12 19 500 5110 -44.1 -47.2 71 3.1 -44.2 320 8 279.3 279.3 270.9 279.6 0.11 20 492 5218 -44.5 -47.5 72 3.0 -44.6 326 7 280.1 280.1 271.4 280.4 0.11 21 487 5287 -45.3 -46.4 89 1.1 -45.3 329 7 279.9 279.9 271.3 280.3 0.12 22 484 5328 -45.5 -47.9 77 2.4 -45.6 331 6 280.2 280.2 271.4 280.5 0.10 23 479 5397 -45.5 -50.5 57 5.0 -45.6 335 6 281.0 281.0 271.9 281.3 0.08 24 433 6067 -48.1 -57.1 35 9.0 -48.3 10 1 285.9 285.9 274.6 286.1 0.04 25 418 6300 -48.3 -61.3 21 13.0 -48.6 24 3 288.6 288.6 276.0 288.6 0.02 26 405 6508 -48.1 -66.1 11 18.0 -48.4 43 4 291.4 291.4 277.4 291.5 0.01 27 400 6590 -47.3 -66.3 10 19.0 -47.6 50 4 293.5 293.5 278.4 293.6 0.01 28 371 7091 -45.1 -69.1 5 24.0 -45.5 35 4 302.8 302.8 282.5 302.9 0.01 29 369 7128 -44.5 -68.5 5 24.0 -45.0 34 5 304.1 304.1 283.1 304.1 0.01 30 325 7981 -43.5 -71.5 3 28.0 -44.1 319 3 316.7 316.7 287.7 316.7 0.01 31 312 8256 -44.1 -72.1 3 28.0 -44.7 274 2 319.6 319.6 288.6 319.6 0.01 32 300 8520 -43.5 -73.5 2 30.0 -44.2 230 1 324.0 324.0 290.0 324.1 0.01 33 281 8958 -42.5 -75.5 1 33.0 -43.3 202 3 331.6 331.6 292.2 331.6 0.00 34 269 9250 -43.9 -76.9 1 33.0 -44.6 191 4 333.7 333.7 292.7 333.8 0.00 35 250 9740 -42.1 -78.1 1 36.0 -43.0 195 6 343.5 343.5 295.1 343.5 0.00 36 225 10452 -42.9 -78.9 1 36.0 -43.8 191 4 352.8 352.8 297.3 352.8 0.00 37 219 10635 -41.5 -78.5 1 37.0 -42.6 190 4 357.7 357.7 298.2 357.7 0.00 38 200 11250 -42.3 -79.3 1 37.0 -43.4 190 6 365.8 365.8 299.8 365.8 0.00 39 150 13200 -42.5 -80.5 1 38.0 -43.9 215 13 396.8 396.8 304.8 396.8 0.00 40 149 13245 -42.5 -80.5 1 38.0 -43.9 215 13 397.6 397.6 304.9 397.6 0.00 41 104 15649 -46.1 -83.1 1 37.0 -47.4 197 14 433.8 433.8 309.2 433.8 0.00 42 100 15910 -45.5 -82.5 1 37.0 -47.0 215 12 439.8 439.8 309.8 439.8 0.00 43 91 16539 -44.3 -82.3 1 38.0 -46.1 233 13 454.2 454.2 311.3 454.2 0.01 44 70 18290 -45.5 -83.5 1 38.0 -47.5 265 9 487.0 487.0 314.0 487.1 0.01 45 50 20530 -46.3 -84.3 1 38.0 -48.7 215 13 534.4 534.4 317.2 534.4 0.01 46 30 23920 -46.9 -84.9 1 38.0 -50.3 220 7 616.8 616.8 321.3 616.8 0.01 47 21 26269 -49.1 -86.1 1 37.0 -52.7 236 12 676.4 676.4 323.6 676.5 0.01 48 20 26590 -48.1 -86.1 0 38.0 -52.2 210 14 688.9 688.9 324.1 689.0 0.01 49 10 31170 -46.7 -85.7 0 39.0 -53.7 240 10 845.2 845.2 328.3 845.5 0.03 50 9.4 31581 -46.1 -85.1 0 39.0 -53.5 862.6 862.6 328.7 862.9 0.03 51 8.2 32485 -48.1 -87.1 0 39.0 -55.2 889.1 889.1 329.2 889.3 0.02 52 5.5 35179 -37.7 -79.7 0 42.0 -52.4 1042.7 1042.8 331.8 1044.2 0.13 53 4.8 36115 -39.1 -81.1 0 42.0 -53.7 1077.6 1077.7 332.3 1079.1 0.12 54 4.3 36874 -35.7 -78.7 0 43.0 -53.1 1128.2 1128.4 333.0 1130.8 0.19 TRP 433 6067 -48.1 -57.1 35 9.0 -48.3 10 1 285.9 285.9 274.6 286.1 0.04 WND Sounding variables and indices 1000-500 mb thick: 4905.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 80.52 % Est. max temperature: -13.74 C = 7.27 F Sfc-Lift cond lev (LCL): 954.59 mb = 545.34 m = 1789.15 ft T: -22.70 C 700-500 lapse rate: 5.94 C/km Conv cond level (CCL): 703.56 mb = 2750.85 m = 9024.99 ft Mean mixing ratio: 0.45 g/kg Conv temperature: -2.84 C = 26.89 F Cap Strength: 20.77 C Lifted Index: 21.24 C Risk: None Lifted Index @300 mb: 50.05 C Lifted Index @700 mb: 14.27 C Showalter Index: 14.42 C Risk: None Total Totals Index: 36.10 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 16.50 C K Index: -10.30 Risk: None Sweat Index: 26.00 Risk: None Energy Index: 3.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.37 J/kg Max Up Vert Vel: 8.65 m/s Conv Inhibition (B-): 99882.48 J/kg Cap Strength: 21.02 C Lift Cond Lev (LCL): 917.73 mb = 833.41 m = 2734.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 4 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 66 295 4 3.6 -1.7 | 40 1 -0.7 -0.9 1 1000 205 205 1 0.4 0.9 | 114 4 -3.9 1.7 2 986 305 160 4 -1.4 3.8 | 129 7 -5.7 4.6 3 946 610 220 9 5.8 6.9 | 191 8 1.4 7.7 4 925 776 220 9 5.8 6.9 | 191 8 1.4 7.7 5 908 914 220 8 5.1 6.1 | 187 7 0.8 6.9 6 870 1219 215 5 2.9 4.1 | 163 5 -1.5 4.9 7 850 1391 260 9 8.9 1.6 | 242 5 4.5 2.4 8 834 1524 250 11 10.3 3.8 | 233 8 6.0 4.6 9 800 1829 245 10 9.1 4.2 | 223 7 4.7 5.0 10 767 2134 235 11 9.0 6.3 | 213 9 4.7 7.1 11 735 2438 240 10 8.7 5.0 | 217 7 4.3 5.8 12 704 2743 240 10 8.7 5.0 | 217 7 4.3 5.8 13 700 2787 230 9 6.9 5.8 | 201 7 2.5 6.6 14 617 3658 285 5 4.8 -1.3 | 315 1 0.5 -0.5 15 565 4267 0 0 -0.0 -0.0 | 101 4 -4.3 0.8 16 517 4877 0 0 -0.0 -0.0 | 101 4 -4.3 0.8 17 500 5110 320 8 5.1 -6.1 | 352 5 0.8 -5.3 18 433 6067 10 1 -0.2 -1.0 | 88 5 -4.5 -0.2 19 431 6096 5 3 -0.3 -3.0 | 65 5 -4.6 -2.2 20 400 6590 50 4 -3.1 -2.6 | 77 8 -7.4 -1.8 21 343 7620 20 5 -1.7 -4.7 | 57 7 -6.1 -3.9 22 300 8520 230 1 0.8 0.6 | 112 4 -3.6 1.5 23 273 9144 190 4 0.7 3.9 | 142 6 -3.7 4.8 24 250 9740 195 6 1.6 5.8 | 157 7 -2.8 6.6 25 218 10668 190 4 0.7 3.9 | 142 6 -3.7 4.8 26 200 11250 190 6 1.0 5.9 | 154 7 -3.3 6.7 27 174 12192 200 10 3.4 9.4 | 175 10 -0.9 10.2 28 166 12497 215 10 5.7 8.2 | 189 9 1.4 9.0 29 152 13106 180 10 0.0 10.0 | 158 12 -4.3 10.8 30 150 13200 215 13 7.5 10.6 | 195 12 3.1 11.5 31 145 13411 215 15 8.6 12.3 | 198 14 4.3 13.1 32 121 14630 200 10 3.4 9.4 | 175 10 -0.9 10.2 33 116 14935 220 10 6.4 7.7 | 194 9 2.1 8.5 34 111 15240 175 16 -1.4 15.9 | 161 18 -5.7 16.8 35 106 15545 190 15 2.6 14.8 | 174 16 -1.7 15.6 36 100 15910 215 12 6.9 9.8 | 193 11 2.5 10.6 37 96 16154 220 12 7.7 9.2 | 199 11 3.4 10.0 38 92 16459 225 14 9.9 9.9 | 207 12 5.6 10.7 39 88 16764 255 11 10.6 2.8 | 240 7 6.3 3.7 40 80 17374 215 12 6.9 9.8 | 193 11 2.5 10.6 41 77 17678 245 15 13.6 6.3 | 232 12 9.2 7.2 42 73 17983 245 12 10.9 5.1 | 228 9 6.5 5.9 43 70 18290 265 9 9.0 0.8 | 251 5 4.6 1.6 44 67 18593 270 11 11.0 -0.0 | 263 7 6.7 0.8 45 61 19202 205 10 4.2 9.1 | 179 10 -0.1 9.9 46 58 19507 230 12 9.2 7.7 | 210 10 4.8 8.5 47 56 19812 195 10 2.6 9.7 | 170 11 -1.8 10.5 48 50 20530 215 13 7.5 10.6 | 195 12 3.1 11.5 49 49 20726 215 13 7.5 10.6 | 195 12 3.1 11.5 50 44 21336 210 13 6.5 11.3 | 190 12 2.2 12.1 51 42 21641 230 16 12.3 10.3 | 215 14 7.9 11.1 52 39 22250 215 14 8.0 11.5 | 197 13 3.7 12.3 53 37 22555 240 13 11.3 6.5 | 223 10 6.9 7.3 54 35 22860 230 13 10.0 8.4 | 211 11 5.6 9.2 55 31 23774 270 10 10.0 -0.0 | 262 6 5.7 0.8 56 30 23920 220 7 4.5 5.4 | 181 6 0.2 6.2 57 28 24384 255 10 9.7 2.6 | 237 6 5.3 3.4 58 27 24689 270 12 12.0 -0.0 | 264 8 7.7 0.8 59 25 24994 200 10 3.4 9.4 | 175 10 -0.9 10.2 60 24 25298 230 10 7.7 6.4 | 205 8 3.3 7.2 61 21 26213 240 12 10.4 6.0 | 222 9 6.0 6.8 62 20 26590 210 14 7.0 12.1 | 192 13 2.7 12.9 63 19 26822 210 12 6.0 10.4 | 188 11 1.7 11.2 64 18 27127 210 14 7.0 12.1 | 192 13 2.7 12.9 65 18 27432 230 9 6.9 5.8 | 201 7 2.5 6.6 66 17 27737 235 10 8.2 5.7 | 210 8 3.8 6.5 67 14 28956 225 12 8.5 8.5 | 204 10 4.1 9.3 68 13 29261 255 13 12.6 3.4 | 243 9 8.2 4.2 69 12 29870 250 10 9.4 3.4 | 230 7 5.0 4.2 70 10 31170 240 10 8.7 5.0 | 217 7 4.3 5.8 Wind Parameters Mean winds (0-6000m): 250.6 at 5.9 knts Storm direction: 280.6 at 4.4 knts Shear (0-3000m) pos: 1.2 neg: 1.8 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 177.1 deg Storm rel helicity (0-3000m) pos: 27.9 neg: -12.6 tot: 15.3 m^2/s^2 ave: 5.1 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 13.61 Bulk Shear: 2.75 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 ------------------------------------------------------------------------------- 500 201 4 151 6| 0.0 9.0 9.0| 14.9 0.0 14.9 29.8 0.74| 14.7 10.9 1000 215 6 174 6| 1.0 4.5 5.5| 17.9 -3.0 14.9 14.9 0.57| 9.4 5.4 1500 226 7 186 6| 2.3 3.0 5.3| 25.4 -5.4 20.0 13.3 0.54| 9.5 5.1 2000 232 8 198 6| 1.7 2.8 4.5| 25.4 -9.4 16.0 8.0 0.43| 7.8 3.3 2500 234 8 202 6| 1.4 2.2 3.6| 26.3 -10.0 16.3 6.5 0.41| 6.5 2.7 3000 235 8 204 6| 1.2 1.8 3.1| 27.9 -12.6 15.3 5.1 0.36| 6.1 2.2 4000 240 8 205 5| 1.4 1.4 2.8| 31.1 -12.6 18.6 4.6 0.42| 5.8 2.4 5000 241 6 196 4| 1.0 0.6 1.6| 32.8 -19.7 13.1 2.6 0.25| 5.6 1.4 6000 251 6 204 3| 0.7 0.5 1.2| 42.4 -21.1 21.2 3.5 0.32| 5.4 1.7 Wrote GIF file: /home/apache/climate/data/raob//CWLT/skewt/CWLT.skewt.20250418.12.gif