UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101000.upa.cvt Date: 0000Z 10 OCT 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 10 OCT 25 Station: X1770 WMO ident: 31770 Latitude: 49.00 Longitude: 140.30 ------------------------------------------------------------------------------- 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 23 3.8 -3.2 60 7.0 1.1 315 5 275.5 276.0 273.3 283.7 2.96 1 1000 167 1.6 -7.4 51 9.0 -1.5 345 17 274.8 275.1 271.6 280.8 2.19 2 972 395 -0.7 -9.7 51 9.0 -3.6 340 17 274.7 275.0 271.1 279.9 1.88 3 925 789 -3.3 -11.3 54 8.0 -5.7 330 17 275.9 276.2 271.6 280.9 1.74 4 850 1450 -9.1 -12.8 74 3.7 -10.1 350 9 276.6 276.9 271.9 281.4 1.68 5 756 2344 -16.1 -20.7 68 4.6 -17.0 323 25 278.5 278.6 271.9 281.3 0.97 6 723 2680 -16.7 -19.9 76 3.2 -17.4 312 32 281.4 281.6 273.8 284.6 1.09 7 700 2922 -18.9 -21.7 79 2.8 -19.4 305 36 281.6 281.7 273.7 284.4 0.96 8 666 3291 -21.3 -24.0 79 2.7 -21.8 304 39 282.9 283.0 274.2 285.4 0.82 9 650 3470 -23.3 -28.1 65 4.8 -24.0 304 40 282.6 282.7 273.7 284.4 0.58 10 570 4430 -23.9 -39.9 21 16.0 -25.5 302 48 292.7 292.8 278.3 293.4 0.21 11 500 5380 -27.5 -48.5 12 21.0 -29.0 300 56 299.5 299.5 281.3 299.8 0.09 12 456 6041 -29.3 -51.3 10 22.0 -30.8 300 65 305.3 305.3 283.6 305.5 0.07 13 400 6970 -32.9 -49.9 17 17.0 -34.0 300 77 312.2 312.2 286.2 312.6 0.10 14 300 8950 -40.7 -56.7 16 16.0 -41.4 295 106 328.0 328.0 291.2 328.2 0.06 15 278 9467 -42.9 -58.5 16 15.6 -43.5 290 112 332.1 332.1 292.3 332.3 0.05 16 250 10180 -45.9 -60.9 17 15.0 -46.4 290 110 337.8 337.8 293.8 338.0 0.04 17 239 10478 -47.3 -62.3 16 15.0 -47.8 295 110 340.1 340.1 294.4 340.2 0.04 18 200 11650 -48.5 -63.5 16 15.0 -49.0 280 110 356.0 356.0 297.9 356.1 0.04 19 193 11885 -48.3 -64.3 14 16.0 -48.8 281 110 359.9 359.9 298.7 360.1 0.03 20 165 12914 -50.9 -66.9 13 16.0 -51.4 283 107 372.1 372.1 300.9 372.2 0.03 21 150 13540 -47.9 -64.9 12 17.0 -48.6 285 106 387.5 387.5 303.5 387.7 0.04 22 102 16070 -48.3 -69.3 7 21.0 -49.3 285 92 431.9 432.0 309.1 432.1 0.03 23 100 16200 -48.5 -69.5 7 21.0 -49.5 285 91 434.0 434.0 309.3 434.2 0.03 24 87 17106 -52.5 -74.5 5 22.0 -53.3 285 80 443.6 443.6 310.3 443.7 0.02 25 75 18065 -51.9 -74.9 5 23.0 -52.8 285 69 464.1 464.1 312.1 464.2 0.02 26 70 18510 -53.7 -76.7 4 23.0 -54.5 285 64 469.5 469.5 312.6 469.6 0.02 27 50 20650 -57.9 -80.9 4 23.0 -58.6 280 52 507.0 507.0 315.4 507.1 0.01 28 38 22375 -60.3 -83.3 3 23.0 -61.0 288 47 542.3 542.3 317.6 542.4 0.01 29 30 23880 -51.9 -75.9 4 24.0 -54.0 295 42 603.2 603.2 320.7 603.5 0.04 30 28 24324 -55.3 -79.3 4 24.0 -56.9 289 38 605.7 605.7 320.9 605.9 0.03 31 25 25051 -53.9 -77.9 4 24.0 -55.9 279 33 629.7 629.7 321.9 630.0 0.04 32 22 25868 -56.3 -79.3 4 23.0 -58.0 268 26 646.0 646.0 322.6 646.3 0.03 33 20 26480 -51.9 -75.9 4 24.0 -54.8 260 21 677.3 677.3 323.7 677.8 0.06 34 18 27163 -50.7 -74.7 4 24.0 -54.1 267 19 701.8 701.9 324.5 702.5 0.08 35 13 29261 -54.7 -78.7 4 24.0 -57.8 288 11 756.4 756.5 326.1 757.0 0.06 36 10 30950 -51.5 -75.5 4 24.0 -56.2 305 5 827.3 827.4 327.9 828.7 0.14 37 9.7 31148 -50.9 -74.9 4 24.0 -55.9 836.8 836.9 328.1 838.4 0.15 38 6.3 33946 -52.7 -76.7 4 24.0 -58.4 939.1 939.2 330.2 941.1 0.18 39 5.2 35194 -49.5 -74.5 4 25.0 -57.3 1006.4 1006.6 331.4 1010.2 0.30 TRP 239 10478 -47.3 -62.3 16 15.0 -47.8 295 110 340.1 340.1 294.4 340.2 0.04 WND 278 9467 -42.9 -58.5 16 15.6 -43.5 290 112 332.1 332.1 292.3 332.3 0.05 Sounding variables and indices 1000-500 mb thick: 5213.00 m Freezing level: 980.52 mb = 325.53 m = 1067.99 ft Wetbulb zero: 1010.50 mb = 82.62 m = 271.05 ft Precipitable water: 0.24 inches Sfc-500 mean rel hum: 53.42 % Est. max temperature: 4.72 C = 40.50 F Sfc-Lift cond lev (LCL): 913.35 mb = 888.10 m = 2913.67 ft T: -4.17 C 700-500 lapse rate: 3.50 C/km ThetaE index: 3.76 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 822.64 mb = 1699.67 m = 5576.29 ft Mean mixing ratio: 2.00 g/kg Conv temperature: 5.41 C = 41.74 F Cap Strength: 11.12 C Lifted Index: 15.84 C Risk: None Lifted Index @300 mb: 33.52 C Lifted Index @700 mb: 3.17 C Showalter Index: 15.31 C Risk: None Total Totals Index: 33.10 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 14.70 C K Index: 2.80 Risk: None Sweat Index: 74.00 Risk: None Energy Index: 3.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.74 J/kg Max Up Vert Vel: 2.74 m/s Conv Inhibition (B-): 84881.43 J/kg Cap Strength: 15.26 C Lift Cond Lev (LCL): 847.63 mb = 1471.31 m = 4827.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 26 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 23 315 5 3.5 -3.5 | 162 21 -6.8 20.3 1 1000 167 345 17 4.4 -16.4 | 141 9 -5.9 7.4 2 925 789 330 17 8.5 -14.7 | 169 9 -1.8 9.1 3 850 1450 350 9 1.6 -8.9 | 150 17 -8.8 15.0 4 700 2922 305 36 29.5 -20.6 | 261 19 19.2 3.2 5 500 5380 300 56 48.5 -28.0 | 276 38 38.2 -4.2 6 400 6970 300 77 66.7 -38.5 | 285 58 56.4 -14.7 7 300 8950 295 106 96.1 -44.8 | 284 88 85.7 -21.0 8 278 9467 290 112 105.2 -38.3 | 279 96 94.9 -14.5 9 250 10180 290 110 103.4 -37.6 | 278 94 93.0 -13.8 10 239 10478 295 110 99.7 -46.5 | 284 92 89.4 -22.7 11 200 11650 280 110 108.3 -19.1 | 267 98 98.0 4.7 12 150 13540 285 106 102.4 -27.4 | 272 92 92.1 -3.6 13 100 16200 285 91 87.9 -23.6 | 270 78 77.6 0.3 14 70 18510 285 64 61.8 -16.6 | 262 52 51.5 7.3 15 50 20650 280 52 51.2 -9.0 | 250 43 40.9 14.8 16 30 23880 295 42 38.1 -17.7 | 258 28 27.7 6.1 17 20 26480 260 21 20.7 3.6 | 201 29 10.4 27.5 18 10 30950 305 5 4.1 -2.9 | 163 22 -6.2 21.0 Wind Parameters Mean winds (0-6000m): 306.6 at 34.6 knts Storm direction: 336.6 at 26.0 knts Shear (0-3000m) pos: 1.1 neg: 5.2 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 100.4 deg Storm rel helicity (0-3000m) pos: 37.8 neg: -23.6 tot: 14.2 m^2/s^2 ave: 4.7 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 73.08 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 ------------------------------------------------------------------------------- 500 340 15 151 11| 12.8 0.0 12.8| 5.1 -12.6 -7.5 -15.1 -0.12| 15.7 -1.8 1000 337 16 157 10| 5.0 0.0 5.0| 8.6 -17.9 -9.3 -9.3 -0.11| 10.3 -1.1 1500 338 14 155 12| 2.3 0.0 2.3| 8.6 -23.6 -15.1 -10.0 -0.14| 9.1 -1.3 2000 337 14 155 12| 1.7 2.6 4.3| 15.8 -23.6 -7.8 -3.9 -0.02| 9.4 -0.2 2500 331 16 166 10| 1.4 4.2 5.6| 30.3 -23.6 6.6 2.7 0.17| 9.8 1.7 3000 322 19 190 9| 1.1 5.2 6.3| 37.8 -23.6 14.2 4.7 0.17| 10.1 1.8 4000 314 25 227 10| 0.9 4.9 5.8| 60.8 -23.6 37.1 9.3 0.21| 8.6 1.8 5000 309 30 249 14| 0.7 4.8 5.5| 79.9 -23.6 56.3 11.3 0.22| 7.7 1.7 6000 307 35 260 18| 0.6 5.0 5.6|120.3 -23.6 96.7 16.1 0.23| 7.4 1.7 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251010.00.gif