UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for X2618... Searching the city database file for: X2618 ... Date:0000Z 24 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 ------------------------------------------------------------------------------- 0 1000 -100 SFC 986 14 3.2 2.7 97 0.5 2.9 45 21 277.5 278.3 276.8 290.3 4.71 2 925 530 1.6 0.1 90 1.5 1.0 50 31 280.9 281.7 277.9 292.5 4.16 3 850 1211 0.8 -1.0 88 1.8 0.0 45 21 287.0 287.7 280.8 298.9 4.18 4 760 2105 -1.9 -4.8 81 2.9 -3.1 42 28 293.4 294.0 282.9 303.8 3.52 5 740 2316 -4.5 -8.1 76 3.6 -5.8 41 30 292.8 293.3 281.8 301.2 2.80 6 700 2752 -6.9 -10.9 73 4.0 -8.3 40 33 294.8 295.3 282.2 302.0 2.38 7 581 4175 -17.1 -22.0 66 4.9 -18.2 57 33 299.1 299.3 282.4 302.7 1.13 8 500 5290 -21.7 -26.6 65 4.9 -22.7 70 33 306.6 306.7 285.1 309.5 0.87 9 444 6156 -27.3 -33.3 57 6.0 -28.1 67 31 310.1 310.2 286.0 311.9 0.52 10 400 6900 -33.1 -39.1 55 6.0 -33.7 65 29 312.0 312.0 286.4 313.1 0.32 11 380 7257 -36.9 -42.9 54 6.0 -37.4 66 29 311.6 311.6 286.2 312.4 0.23 12 353 7765 -38.3 -46.3 43 8.0 -38.8 67 30 316.3 316.4 287.8 317.0 0.17 13 323 8369 -43.3 -54.3 29 11.0 -43.7 69 30 317.6 317.6 288.1 317.8 0.07 14 300 8860 -48.7 -58.7 30 10.0 -49.0 70 31 316.7 316.7 287.7 316.9 0.05 15 299 8882 -48.9 -58.9 30 10.0 -49.1 70 31 316.7 316.7 287.7 316.9 0.05 16 250 10060 -47.1 -59.1 24 12.0 -47.5 80 21 336.0 336.1 293.4 336.3 0.05 17 237 10416 -44.3 -58.3 20 14.0 -44.9 100 17 345.4 345.5 295.7 345.7 0.06 18 200 11550 -46.3 -62.3 15 16.0 -46.9 165 5 359.5 359.5 298.6 359.7 0.04 19 150 13460 -48.1 -65.1 12 17.0 -48.8 165 3 387.2 387.2 303.4 387.4 0.04 20 111 15440 -48.9 -66.9 11 18.0 -49.8 210 12 420.5 420.5 307.8 420.7 0.04 21 100 16120 -52.1 -70.1 10 18.0 -52.8 225 15 427.1 427.1 308.5 427.2 0.03 22 70 18420 -53.5 -71.5 9 18.0 -54.3 200 9 469.9 469.9 312.7 470.1 0.04 23 50 20580 -53.9 -70.9 11 17.0 -54.9 190 7 516.5 516.5 316.1 516.8 0.05 24 32 23444 -53.1 -71.1 9 18.0 -54.8 164 7 588.9 588.9 320.1 589.5 0.08 25 30 23860 -52.5 -70.5 10 18.0 -54.4 160 7 601.5 601.6 320.7 602.2 0.09 26 28 24306 -54.1 -72.1 9 18.0 -55.8 155 7 609.1 609.1 321.0 609.7 0.08 27 20 26490 -50.5 -69.5 9 19.0 -53.5 130 9 681.6 681.7 323.9 683.0 0.16 28 17 27555 -48.3 -69.3 7 21.0 -52.4 721.1 721.2 325.1 722.9 0.20 29 11 30437 -45.9 -67.9 7 22.0 -52.3 825.4 825.6 328.0 829.3 0.37 TRP 299 8882 -48.9 -58.9 30 10.0 -49.1 70 31 316.7 316.7 287.7 316.9 0.05 WND Sounding variables and indices 1000-500 mb thick: 5390.00 m Freezing level: 823.33 mb = 1475.99 m = 4842.42 ft Wetbulb zero: 849.43 mb = 1216.39 m = 3990.73 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 76.27 % Est. max temperature: 13.62 C = 56.52 F Sfc-Lift cond lev (LCL): 978.35 mb = 77.10 m = 252.96 ft T: 3.00 C 700-500 lapse rate: 5.83 C/km ThetaE index: 2.64 C Layer 740.0- 700.0 mb Conv cond level (CCL): 758.52 mb = 2120.81 m = 6957.94 ft Mean mixing ratio: 4.33 g/kg Conv temperature: 19.02 C = 66.24 F Cap Strength: 7.90 C Lifted Index: 12.62 C Risk: None Lifted Index @300 mb: 17.20 C Lifted Index @700 mb: 7.08 C Showalter Index: 8.02 C Risk: None Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 20.70 C K Index: 17.50 Risk: < 20 % chance of thunderstorms Sweat Index: 75.00 Risk: None Energy Index: 2.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.14 J/kg Max Up Vert Vel: 6.95 m/s Conv Inhibition (B-): 61987.41 J/kg Cap Strength: 12.21 C Lift Cond Lev (LCL): 916.84 mb = 601.33 m = 1972.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 83 at 23 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 ---------------------------------------------------------- 0 986 14 45 21 -14.8 -14.8 | 328 14 7.5 -12.0 1 925 530 50 31 -23.7 -19.9 | 5 17 -1.4 -17.0 2 850 1211 45 21 -14.8 -14.8 | 328 14 7.5 -12.0 3 700 2752 40 33 -21.2 -25.3 | 357 22 1.1 -22.4 4 500 5290 70 33 -31.0 -11.3 | 46 12 -8.7 -8.4 5 400 6900 65 29 -26.3 -12.3 | 23 10 -3.9 -9.4 6 300 8860 70 31 -29.1 -10.6 | 41 10 -6.8 -7.7 7 299 8882 70 31 -29.1 -10.6 | 41 10 -6.8 -7.7 8 250 10060 80 21 -20.7 -3.6 | 295 2 1.7 -0.8 9 200 11550 165 5 -1.3 4.8 | 250 22 21.1 7.7 10 150 13460 165 3 -0.8 2.9 | 255 22 21.6 5.8 11 100 16120 225 15 10.6 10.6 | 248 36 33.0 13.5 12 70 18420 200 9 3.1 8.5 | 246 28 25.4 11.3 13 50 20580 190 7 1.2 6.9 | 247 26 23.6 9.8 14 30 23860 160 7 -2.4 6.6 | 245 22 20.0 9.5 15 20 26490 130 9 -6.9 5.8 | 241 18 15.5 8.7 Wind Parameters Mean winds (0-6000m): 52.6 at 30.0 knts Storm direction: 82.6 at 22.5 knts Shear (0-3000m) pos: 2.1 neg: 0.8 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 32.6 deg Storm rel helicity (0-3000m) pos: 84.9 neg: -37.7 tot: 47.2 m^2/s^2 ave: 15.7 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 7.95 Bulk Shear: 3.04 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 48 26 348 15| 10.2 0.0 10.2| 37.8 0.0 37.8 75.5 0.95| 10.2 9.7 1000 48 27 351 15| 5.1 3.6 8.7| 37.8 -26.8 11.0 11.0 0.17| 8.7 1.5 1500 47 25 345 15| 3.4 2.7 6.1| 45.9 -37.7 8.2 5.5 0.10| 7.6 0.7 2000 46 25 344 15| 2.6 1.3 3.9| 59.2 -37.7 21.5 10.7 0.20| 6.7 1.3 2500 45 26 346 16| 2.0 1.0 3.1| 71.7 -37.7 34.0 13.6 0.25| 6.2 1.6 3000 44 27 348 17| 2.1 0.8 2.9| 84.9 -37.7 47.2 15.7 0.30| 5.8 1.7 4000 46 29 353 17| 2.0 0.6 2.6|110.6 -37.7 72.9 18.2 0.37| 5.2 1.9 5000 49 30 360 16| 2.0 0.5 2.5|132.5 -37.7 94.8 19.0 0.44| 4.9 2.1 6000 53 30 6 15| 1.7 0.5 2.2|137.8 -43.4 94.4 15.7 0.40| 4.4 1.8 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20250424.00.gif