UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for X2618... Searching the city database file for: X2618 ... Date:0000Z 28 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 1006 20 3.0 -3.0 65 6.0 0.7 65 9 275.7 276.2 273.5 284.1 3.04 1 1000 68 1.8 -6.2 55 8.0 -1.1 50 9 275.0 275.4 272.1 281.6 2.40 2 925 689 -3.9 -9.9 63 6.0 -5.8 35 7 275.3 275.6 271.6 280.8 1.94 3 850 1349 -10.1 -14.4 71 4.3 -11.2 35 9 275.6 275.8 271.0 279.8 1.47 4 842 1422 -10.9 -14.8 73 3.9 -11.9 35 9 275.5 275.7 270.9 279.6 1.44 5 808 1738 -11.5 -15.6 72 4.1 -12.5 34 8 278.1 278.3 272.4 282.2 1.40 6 788 1930 -12.5 -17.1 68 4.6 -13.6 33 8 279.0 279.2 272.7 282.7 1.27 7 714 2676 -17.5 -25.5 50 8.0 -18.8 31 7 281.5 281.6 273.2 283.6 0.67 8 700 2824 -17.3 -27.3 41 10.0 -18.9 30 7 283.3 283.4 274.0 285.1 0.58 9 678 3063 -17.3 -31.3 28 14.0 -19.4 21 8 285.9 286.0 275.2 287.2 0.41 10 634 3562 -20.1 -38.1 18 18.0 -22.2 2 10 288.3 288.3 276.2 289.0 0.23 11 589 4105 -21.1 -44.1 11 23.0 -23.4 341 12 293.2 293.3 278.4 293.7 0.13 12 532 4851 -23.9 -43.9 14 20.0 -25.8 313 15 298.6 298.6 280.9 299.1 0.15 13 500 5300 -27.7 -48.7 12 21.0 -29.2 295 17 299.3 299.3 281.1 299.6 0.09 14 462 5865 -30.5 -51.5 11 21.0 -31.8 286 18 302.6 302.6 282.5 302.9 0.07 15 400 6870 -39.3 -58.3 12 19.0 -40.0 270 19 303.9 303.9 283.0 304.0 0.04 16 386 7113 -41.7 -59.7 12 18.0 -42.2 266 19 303.9 303.9 283.0 304.0 0.03 17 356 7658 -44.7 -57.7 22 13.0 -45.1 258 21 307.0 307.0 284.2 307.1 0.04 18 312 8527 -52.1 -62.1 29 10.0 -52.3 244 22 308.4 308.4 284.8 308.5 0.03 19 300 8780 -53.3 -62.3 33 9.0 -53.5 240 23 310.2 310.2 285.4 310.3 0.03 20 294 8910 -54.3 -63.3 32 9.0 -54.4 241 24 310.6 310.6 285.6 310.7 0.03 21 268 9504 -55.9 -64.9 32 9.0 -56.1 245 31 316.6 316.6 287.6 316.7 0.02 22 260 9697 -55.5 -64.5 32 9.0 -55.6 243 28 319.9 320.0 288.8 320.0 0.03 23 250 9950 -52.1 -62.1 29 10.0 -52.3 240 25 328.6 328.6 291.3 328.8 0.04 24 242 10161 -49.7 -59.7 30 10.0 -50.0 239 25 335.3 335.3 293.2 335.5 0.05 25 200 11410 -48.3 -64.3 14 16.0 -48.8 235 23 356.3 356.3 298.0 356.4 0.03 26 159 12925 -47.1 -69.1 6 22.0 -47.9 227 17 382.5 382.5 302.6 382.6 0.02 27 150 13310 -47.7 -69.7 6 22.0 -48.5 225 15 387.9 387.9 303.5 388.0 0.02 28 100 15960 -51.1 -74.1 5 23.0 -51.9 220 13 429.0 429.0 308.7 429.1 0.02 29 70 18280 -51.9 -74.9 5 23.0 -52.9 225 3 473.4 473.4 312.9 473.5 0.02 30 69 18373 -52.7 -75.7 5 23.0 -53.7 224 3 473.6 473.6 313.0 473.7 0.02 31 51 20331 -49.5 -73.5 4 24.0 -51.2 197 7 523.8 523.9 316.5 524.1 0.04 32 50 20460 -50.5 -73.5 5 23.0 -52.1 195 7 524.5 524.5 316.6 524.7 0.04 33 40 21911 -52.3 -75.3 5 23.0 -53.9 202 7 554.5 554.5 318.3 554.7 0.03 34 31 23566 -51.1 -74.1 5 23.0 -53.3 209 7 599.7 599.7 320.6 600.1 0.05 35 30 23780 -50.9 -73.9 5 23.0 -53.2 210 7 605.9 605.9 320.9 606.3 0.06 36 24 25236 -49.5 -73.5 4 24.0 -52.5 196 5 649.9 649.9 322.7 650.5 0.08 37 21 26104 -52.5 -75.5 5 23.0 -55.1 188 3 666.1 666.1 323.3 666.6 0.06 38 20 26420 -51.7 -74.7 5 23.0 -54.6 185 3 677.9 678.0 323.7 678.6 0.08 39 14 28749 -48.7 -72.7 5 24.0 -53.4 760.9 761.0 326.3 762.3 0.15 TRP 268 9504 -55.9 -64.9 32 9.0 -56.1 245 31 316.6 316.6 287.6 316.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5232.00 m Freezing level: 976.32 mb = 264.11 m = 866.48 ft Wetbulb zero: 1003.69 mb = 38.24 m = 125.45 ft Precipitable water: 0.22 inches Sfc-500 mean rel hum: 40.90 % Est. max temperature: 2.87 C = 37.17 F Sfc-Lift cond lev (LCL): 916.64 mb = 759.88 m = 2493.02 ft T: -4.57 C 700-500 lapse rate: 4.20 C/km ThetaE index: 4.49 C Layer 1000.0- 808.0 mb Conv cond level (CCL): 854.98 mb = 1303.40 m = 4276.19 ft Mean mixing ratio: 2.15 g/kg Conv temperature: 2.88 C = 37.18 F Cap Strength: 15.16 C Lifted Index: 15.29 C Risk: None Lifted Index @300 mb: 20.60 C Lifted Index @700 mb: 4.48 C Showalter Index: 16.40 C Risk: None Total Totals Index: 30.90 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 13.30 C K Index: -6.80 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 4.17 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.25 J/kg Max Up Vert Vel: 1.58 m/s Conv Inhibition (B-): 61266.72 J/kg Cap Strength: 15.25 C Lift Cond Lev (LCL): 859.56 mb = 1261.69 m = 4139.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 10 at 8 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 1006 20 65 9 -8.2 -3.8 | 122 8 -6.8 4.2 1 1000 68 50 9 -6.9 -5.8 | 112 6 -5.5 2.2 2 925 689 35 7 -4.0 -5.7 | 131 3 -2.6 2.3 3 850 1349 35 9 -5.2 -7.4 | 100 4 -3.8 0.6 4 700 2824 30 7 -3.5 -6.1 | 133 3 -2.1 2.0 5 500 5300 295 17 15.4 -7.2 | 267 17 16.8 0.8 6 400 6870 270 19 19.0 -0.0 | 249 22 20.4 8.0 7 300 8780 240 23 19.9 11.5 | 228 29 21.3 19.5 8 268 9504 245 31 28.1 13.1 | 234 36 29.5 21.1 9 250 9950 240 25 21.7 12.5 | 228 31 23.0 20.5 10 200 11410 235 23 18.8 13.2 | 224 29 20.2 21.2 11 150 13310 225 15 10.6 10.6 | 213 22 12.0 18.6 12 100 15960 220 13 8.4 10.0 | 208 20 9.7 18.0 13 70 18280 225 3 2.1 2.1 | 199 11 3.5 10.1 14 50 20460 195 7 1.8 6.8 | 192 15 3.2 14.8 15 30 23780 210 7 3.5 6.1 | 199 15 4.9 14.1 16 20 26420 185 3 0.3 3.0 | 188 11 1.6 11.0 Wind Parameters Mean winds (0-6000m): 339.8 at 10.8 knts Storm direction: 9.8 at 8.1 knts Shear (0-3000m) pos: 0.0 neg: 1.1 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): -4.8 deg Storm rel helicity (0-3000m) pos: 2.9 neg: -4.0 tot: -1.0 m^2/s^2 ave: -0.3 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 1.8 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 15.23 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 46 8 116 5| 0.0 4.1 4.1| 1.0 -1.9 -0.9 -1.8 -0.07| 4.5 -0.3 1000 42 8 119 4| 0.0 2.3 2.3| 1.5 -2.8 -1.3 -1.3 -0.12| 3.1 -0.4 1500 39 8 115 4| 0.0 1.6 1.6| 1.6 -3.6 -2.1 -1.4 -0.21| 2.4 -0.5 2000 38 8 113 4| 0.0 1.2 1.2| 2.1 -3.6 -1.5 -0.8 -0.12| 2.0 -0.2 2500 37 8 113 4| 0.0 1.0 1.0| 2.6 -3.6 -1.0 -0.4 -0.03| 1.8 -0.1 3000 35 8 115 4| 0.0 1.1 1.1| 2.9 -4.0 -1.0 -0.3 -0.05| 1.8 -0.1 4000 25 8 100 2| 0.0 1.8 1.8| 2.9 -6.5 -3.6 -0.9 -0.28| 2.3 -0.6 5000 4 10 335 2| 0.0 2.2 2.2| 2.9 -21.1 -18.1 -3.6 -0.37| 2.9 -1.1 6000 340 11 293 6| 0.0 2.2 2.2| 2.9 -42.8 -39.9 -6.6 -0.43| 3.0 -1.3 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20250428.00.gif