UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for X2618... Searching the city database file for: X2618 ... Date:0000Z 20 APR 25 Station: X2618 WMO ident: 32618 Latitude: 55.20 Longitude: 165.98 ------------------------------------------------------------------------------- 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 13 1.0 -0.2 92 1.2 0.5 315 25 273.8 274.5 273.5 284.0 3.75 1 1000 45 0.4 -2.4 81 2.8 -0.7 315 25 273.5 274.1 272.5 282.3 3.20 2 960 371 -2.7 -4.9 85 2.2 -3.5 323 26 273.6 274.1 271.8 281.2 2.76 3 925 665 -3.7 -6.0 84 2.3 -4.5 330 27 275.5 276.0 272.8 282.8 2.64 4 850 1327 -8.3 -11.3 79 3.0 -9.2 330 27 277.5 277.8 272.8 282.8 1.89 5 715 2652 -15.3 -20.0 67 4.7 -16.3 303 16 283.8 284.0 275.2 287.1 1.09 6 700 2812 -17.3 -22.3 65 5.0 -18.3 300 15 283.3 283.5 274.6 286.1 0.91 7 508 5139 -34.1 -43.1 40 9.0 -34.7 290 17 290.1 290.2 277.0 290.7 0.17 8 500 5250 -34.3 -44.3 36 10.0 -34.9 290 17 291.2 291.2 277.5 291.7 0.15 9 475 5605 -36.9 -48.9 28 12.0 -37.5 283 16 292.3 292.3 278.0 292.6 0.09 10 465 5752 -36.3 -48.3 28 12.0 -37.0 280 16 294.8 294.9 279.2 295.2 0.10 11 446 6038 -38.9 -51.9 24 13.0 -39.4 275 15 295.1 295.1 279.3 295.4 0.07 12 414 6546 -38.9 -52.9 21 14.0 -39.5 265 14 301.5 301.5 282.0 301.7 0.07 13 400 6780 -40.9 -54.9 21 14.0 -41.4 260 13 301.8 301.8 282.2 302.0 0.06 14 396 6849 -41.7 -56.7 18 15.0 -42.2 260 13 301.7 301.7 282.1 301.8 0.05 15 378 7166 -41.3 -57.3 16 16.0 -41.9 259 14 306.2 306.2 284.0 306.4 0.04 16 300 8740 -41.9 -61.9 10 20.0 -42.6 255 21 326.3 326.3 290.7 326.4 0.03 17 288 9014 -42.1 -63.1 8 21.0 -42.8 256 21 329.9 329.9 291.7 330.0 0.03 18 276 9301 -39.7 -61.7 8 22.0 -40.6 257 20 337.4 337.4 293.7 337.5 0.03 19 250 9970 -41.9 -65.9 6 24.0 -42.8 260 19 343.8 343.8 295.3 343.9 0.02 20 200 11480 -44.3 -69.3 5 25.0 -45.2 265 23 362.6 362.6 299.2 362.7 0.02 21 199 11514 -44.9 -68.9 5 24.0 -45.7 264 23 362.2 362.2 299.1 362.3 0.02 22 185 12004 -42.3 -67.3 5 25.0 -43.4 254 19 374.0 374.0 301.3 374.2 0.02 23 154 13227 -49.3 -73.3 4 24.0 -50.0 229 10 382.2 382.2 302.6 382.3 0.01 24 150 13400 -47.5 -71.5 5 24.0 -48.3 225 9 388.2 388.2 303.5 388.3 0.02 25 119 14923 -47.7 -71.7 5 24.0 -48.7 262 8 414.4 414.4 307.0 414.5 0.02 26 100 16060 -50.9 -73.9 5 23.0 -51.7 290 7 429.4 429.4 308.8 429.5 0.02 27 79 17587 -52.9 -75.9 5 23.0 -53.7 310 8 455.2 455.2 311.4 455.3 0.02 28 77 17753 -50.9 -73.9 5 23.0 -52.0 312 8 462.7 462.7 312.0 462.8 0.02 29 70 18370 -53.3 -76.3 4 23.0 -54.2 320 9 470.4 470.4 312.7 470.5 0.02 30 67 18650 -54.7 -77.7 4 23.0 -55.5 323 8 473.3 473.3 312.9 473.3 0.01 31 56 19803 -51.9 -74.9 5 23.0 -53.1 337 5 504.5 504.6 315.3 504.7 0.03 32 52 20279 -54.5 -77.5 4 23.0 -55.5 342 4 509.3 509.3 315.6 509.4 0.02 33 50 20530 -54.1 -77.1 4 23.0 -55.2 345 3 516.0 516.0 316.1 516.1 0.02 34 30 23820 -53.1 -76.1 4 23.0 -54.9 205 9 599.9 599.9 320.6 600.2 0.04 35 28 24263 -53.1 -76.1 4 23.0 -55.1 202 9 611.8 611.9 321.2 612.2 0.04 36 28 24263 -51.7 -74.7 5 23.0 -53.9 202 9 615.7 615.7 321.3 616.1 0.05 37 26 24739 -54.3 -77.3 4 23.0 -56.2 200 8 621.5 621.5 321.6 621.8 0.04 38 22 25820 -48.7 -72.7 5 24.0 -52.2 194 7 668.6 668.7 323.4 669.4 0.09 39 20 26440 -51.9 -74.9 5 23.0 -54.7 190 7 677.3 677.3 323.7 677.9 0.07 40 19 26773 -49.5 -73.5 4 24.0 -53.1 183 7 694.8 694.8 324.3 695.6 0.10 41 17 27495 -52.5 -75.5 5 23.0 -55.5 168 8 707.6 707.6 324.7 708.3 0.08 42 16 27888 -49.9 -73.9 4 24.0 -53.8 159 8 728.5 728.5 325.3 729.4 0.11 43 13 29258 -44.9 -68.9 5 24.0 -51.2 131 9 790.4 790.5 327.1 793.1 0.27 44 12 29789 -47.5 -71.5 5 24.0 -53.1 120 10 799.4 799.5 327.3 801.5 0.21 45 12 29789 -45.1 -69.1 5 24.0 -51.7 120 10 807.9 808.1 327.5 810.9 0.29 46 11 30369 -45.1 -69.1 5 24.0 -52.0 108 10 828.3 828.5 328.0 831.6 0.32 47 10 31000 -48.7 -72.7 5 24.0 -54.5 95 11 837.8 837.9 328.2 839.9 0.21 48 9.5 31339 -46.1 -70.1 5 24.0 -53.1 860.0 860.2 328.7 863.4 0.32 TRP 396 6849 -41.7 -56.7 18 15.0 -42.2 260 13 301.7 301.7 282.1 301.8 0.05 WND Sounding variables and indices 1000-500 mb thick: 5205.00 m Freezing level: 994.84 mb = 87.04 m = 285.57 ft Wetbulb zero: 1002.33 mb = 26.31 m = 86.33 ft Precipitable water: 0.30 inches Sfc-500 mean rel hum: 64.84 % Est. max temperature: 4.51 C = 40.12 F Sfc-Lift cond lev (LCL): 985.30 mb = 163.22 m = 535.49 ft T: -0.72 C 700-500 lapse rate: 6.97 C/km ThetaE index: 2.79 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 891.31 mb = 955.48 m = 3134.74 ft Mean mixing ratio: 2.80 g/kg Conv temperature: 3.55 C = 38.39 F Cap Strength: 7.13 C Lifted Index: 7.96 C Risk: None Lifted Index @300 mb: 31.32 C Lifted Index @700 mb: 3.77 C Showalter Index: 7.40 C Risk: None Total Totals Index: 49.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.00 C Cross Totals Index: 23.00 C K Index: 9.70 Risk: None Sweat Index: 71.00 Risk: None Energy Index: 1.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.59 J/kg Max Up Vert Vel: 4.60 m/s Conv Inhibition (B-): 62891.20 J/kg Cap Strength: 7.14 C Lift Cond Lev (LCL): 918.37 mb = 721.34 m = 2366.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 339 at 15 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 13 315 25 17.7 -17.7 | 288 13 12.4 -4.1 1 1000 45 315 25 17.7 -17.7 | 288 13 12.4 -4.1 2 925 665 330 27 13.5 -23.4 | 320 13 8.3 -9.8 3 850 1327 330 27 13.5 -23.4 | 320 13 8.3 -9.8 4 700 2812 300 15 13.0 -7.5 | 232 10 7.7 6.1 5 500 5250 290 17 16.0 -5.8 | 234 13 10.7 7.7 6 400 6780 260 13 12.8 2.3 | 206 18 7.6 15.8 7 396 6849 260 13 12.8 2.3 | 206 18 7.6 15.8 8 300 8740 255 21 20.3 5.4 | 218 24 15.0 19.0 9 250 9970 260 19 18.7 3.3 | 219 22 13.5 16.9 10 200 11480 265 23 22.9 2.0 | 229 24 17.7 15.6 11 150 13400 225 9 6.4 6.4 | 183 20 1.1 19.9 12 100 16060 290 7 6.6 -2.4 | 187 11 1.3 11.2 13 70 18370 320 9 5.8 -6.9 | 185 7 0.5 6.7 14 50 20530 345 3 0.8 -2.9 | 157 12 -4.5 10.7 15 30 23820 205 9 3.8 8.2 | 176 22 -1.4 21.7 16 20 26440 190 7 1.2 6.9 | 169 21 -4.0 20.5 17 10 31000 95 11 -11.0 1.0 | 132 22 -16.2 14.5 Wind Parameters Mean winds (0-6000m): 308.9 at 19.4 knts Storm direction: 338.9 at 14.5 knts Shear (0-3000m) pos: 1.2 neg: 2.7 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): -56.0 deg Storm rel helicity (0-3000m) pos: 24.1 neg: -42.5 tot: -18.4 m^2/s^2 ave: -6.1 10^-3 m/s^2 rel: -0.36 Storm rel vorticity (0-3000m) horiz: 4.1 stream: -1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.33 Bulk Shear: 7.98 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 ------------------------------------------------------------------------------- 500 320 26 299 13| 5.5 0.0 5.5| 17.9 0.0 17.9 35.8 1.00| 5.5 5.4 1000 325 26 309 13| 3.6 0.0 3.6| 23.9 0.0 23.9 23.9 1.00| 3.7 3.6 1500 327 26 312 13| 2.4 0.8 3.2| 23.9 -6.5 17.4 11.6 0.54| 3.2 1.7 2000 326 26 309 12| 1.8 2.1 3.9| 23.9 -21.8 2.1 1.1 -0.03| 3.9 -0.1 2500 324 24 304 11| 1.5 2.7 4.2| 23.9 -35.1 -11.1 -4.5 -0.28| 4.2 -1.2 3000 322 23 297 10| 1.2 2.7 4.0| 24.1 -42.5 -18.4 -6.1 -0.36| 4.1 -1.5 4000 317 21 283 9| 0.9 2.1 3.0| 24.8 -42.5 -17.7 -4.4 -0.33| 3.2 -1.1 5000 313 20 271 9| 0.7 1.8 2.5| 25.1 -42.5 -17.4 -3.5 -0.31| 2.7 -0.8 6000 309 19 262 10| 0.6 1.9 2.5| 25.1 -57.7 -32.5 -5.4 -0.39| 2.7 -1.0 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20250420.00.gif