UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 27 APR 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 1004 21 3.0 -3.0 65 6.0 0.7 355 5 275.8 276.3 273.6 284.2 3.05 1 1000 53 2.6 -3.4 65 6.0 0.3 355 7 275.8 276.2 273.4 284.0 2.97 2 925 677 -2.7 -8.7 63 6.0 -4.7 335 17 276.5 276.9 272.6 282.6 2.14 3 878 1087 -6.1 -10.0 74 3.9 -7.3 350 18 277.2 277.5 272.8 282.9 2.03 4 850 1340 -6.9 -10.7 74 3.8 -8.1 360 19 278.9 279.3 273.8 284.6 1.99 5 772 2087 -9.5 -14.0 70 4.5 -10.8 360 17 283.9 284.2 276.0 288.8 1.68 6 752 2290 -8.9 -13.3 70 4.4 -10.2 360 16 286.7 287.0 277.7 292.1 1.82 7 700 2841 -13.1 -19.1 61 6.0 -14.5 360 15 288.0 288.2 277.4 291.6 1.21 8 653 3365 -17.3 -22.3 65 5.0 -18.3 360 16 289.0 289.2 277.7 292.0 0.98 9 648 3423 -14.3 -19.3 66 5.0 -15.5 360 16 293.0 293.3 280.0 297.0 1.28 10 600 4002 -16.5 -34.5 20 18.0 -19.2 360 17 297.0 297.1 280.6 298.2 0.34 11 500 5340 -27.7 -46.7 15 19.0 -29.2 360 19 299.3 299.3 281.2 299.7 0.11 12 400 6900 -39.9 -53.9 21 14.0 -40.5 10 23 303.1 303.1 282.7 303.4 0.06 13 385 7160 -42.5 -55.5 23 13.0 -42.9 15 26 303.0 303.1 282.7 303.2 0.05 14 336 8069 -47.9 -58.9 27 11.0 -48.2 35 35 307.7 307.7 284.5 307.9 0.04 15 300 8820 -45.9 -57.9 25 12.0 -46.3 30 33 320.7 320.7 289.0 320.9 0.05 16 297 8887 -45.9 -58.9 22 13.0 -46.3 28 33 321.6 321.6 289.3 321.8 0.05 17 250 10030 -46.3 -62.3 15 16.0 -46.8 350 25 337.2 337.2 293.7 337.4 0.04 18 216 11000 -48.3 -67.3 9 19.0 -48.8 350 24 348.5 348.5 296.3 348.6 0.02 19 200 11510 -46.3 -66.3 9 20.0 -47.0 350 23 359.5 359.5 298.6 359.6 0.03 20 150 13410 -46.9 -69.9 6 23.0 -47.7 315 19 389.2 389.3 303.7 389.3 0.02 21 122 14777 -46.7 -71.7 4 25.0 -47.7 300 15 413.3 413.3 306.9 413.4 0.02 22 107 15639 -50.3 -74.3 4 24.0 -51.1 290 12 422.3 422.3 308.0 422.4 0.02 23 100 16080 -49.7 -74.7 4 25.0 -50.6 285 11 431.7 431.7 309.0 431.8 0.02 24 88 16913 -49.1 -74.1 4 25.0 -50.2 265 12 449.0 449.0 310.8 449.1 0.02 25 70 18400 -51.7 -75.7 4 24.0 -52.7 230 15 473.8 473.8 313.0 473.9 0.02 26 60 19396 -53.9 -77.9 4 24.0 -54.8 228 11 490.2 490.2 314.2 490.3 0.02 27 50 20570 -53.5 -77.5 4 24.0 -54.6 225 7 517.4 517.4 316.1 517.5 0.02 28 47 20969 -51.9 -75.9 4 24.0 -53.4 220 7 530.5 530.5 316.9 530.6 0.03 29 36 22677 -56.3 -79.3 4 23.0 -57.5 199 6 561.1 561.1 318.7 561.3 0.02 30 30 23840 -54.1 -78.1 4 24.0 -55.8 185 5 597.2 597.2 320.5 597.4 0.03 31 24 25270 -54.7 -78.7 4 24.0 -56.6 634.8 634.8 322.1 635.0 0.03 32 20 26445 -51.5 -75.5 4 24.0 -54.5 678.5 678.6 323.7 679.1 0.07 TRP 336 8069 -47.9 -58.9 27 11.0 -48.2 35 35 307.7 307.7 284.5 307.9 0.04 WND Sounding variables and indices 1000-500 mb thick: 5287.00 m Freezing level: 963.21 mb = 359.11 m = 1178.18 ft Wetbulb zero: 996.13 mb = 84.06 m = 275.78 ft Precipitable water: 0.30 inches Sfc-500 mean rel hum: 51.56 % Est. max temperature: 5.83 C = 42.50 F Sfc-Lift cond lev (LCL): 914.82 mb = 764.07 m = 2506.77 ft T: -3.42 C 700-500 lapse rate: 5.84 C/km ThetaE index: 1.68 C Layer 1000.0- 878.0 mb Conv cond level (CCL): 790.28 mb = 1905.68 m = 6252.17 ft Mean mixing ratio: 2.47 g/kg Conv temperature: 9.86 C = 49.75 F Cap Strength: 13.42 C Lifted Index: 13.76 C Risk: None Lifted Index @300 mb: 26.62 C Lifted Index @700 mb: 7.27 C Showalter Index: 12.65 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 17.00 C K Index: 4.10 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 3.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.94 J/kg Max Up Vert Vel: 2.42 m/s Conv Inhibition (B-): 59789.56 J/kg Cap Strength: 13.77 C Lift Cond Lev (LCL): 870.51 mb = 1153.91 m = 3785.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 28 at 13 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 21 355 5 0.4 -5.0 | 225 9 6.3 6.2 1 1000 53 355 7 0.6 -7.0 | 237 8 6.5 4.2 2 925 677 335 17 7.2 -15.4 | 288 14 13.1 -4.2 3 850 1340 360 19 -0.0 -19.0 | 323 10 5.9 -7.8 4 700 2841 360 15 -0.0 -15.0 | 303 7 5.9 -3.8 5 500 5340 360 19 -0.0 -19.0 | 323 10 5.9 -7.8 6 400 6900 10 23 -4.0 -22.7 | 351 12 1.9 -11.4 7 336 8069 35 35 -20.1 -28.7 | 39 22 -14.2 -17.5 8 300 8820 30 33 -16.5 -28.6 | 31 20 -10.6 -17.4 9 250 10030 350 25 4.3 -24.6 | 323 17 10.2 -13.4 10 200 11510 350 23 4.0 -22.7 | 319 15 9.9 -11.4 11 150 13410 315 19 13.4 -13.4 | 277 19 19.3 -2.2 12 100 16080 285 11 10.6 -2.8 | 243 19 16.5 8.4 13 70 18400 230 15 11.5 9.6 | 220 27 17.4 20.9 14 50 20570 225 7 4.9 4.9 | 214 19 10.8 16.2 15 30 23840 185 5 0.4 5.0 | 201 17 6.3 16.2 Wind Parameters Mean winds (0-6000m): 357.7 at 16.9 knts Storm direction: 27.7 at 12.7 knts Shear (0-3000m) pos: 1.2 neg: 1.2 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 79.3 deg Storm rel helicity (0-3000m) pos: 44.0 neg: -5.8 tot: 38.2 m^2/s^2 ave: 12.7 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.45 Bulk Shear: 6.59 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 ------------------------------------------------------------------------------- 500 345 10 263 9| 0.0 10.0 10.0| 18.8 0.0 18.8 37.5 0.84| 10.3 8.7 1000 341 14 280 10| 2.2 5.0 7.2| 34.0 0.0 34.0 34.0 0.79| 8.5 6.7 1500 348 15 292 10| 2.4 3.3 5.7| 43.6 -0.4 43.2 28.8 0.78| 7.1 5.6 2000 351 16 299 10| 1.8 2.2 4.0| 43.6 -2.5 41.1 20.6 0.70| 5.7 4.0 2500 353 16 301 9| 1.4 1.5 3.0| 43.6 -4.6 39.1 15.6 0.62| 4.8 3.0 3000 354 16 302 9| 1.2 1.2 2.4| 44.0 -5.8 38.2 12.7 0.57| 4.2 2.4 4000 356 16 304 9| 0.9 1.1 2.0| 46.5 -5.8 40.7 10.2 0.58| 3.4 2.0 5000 357 16 307 9| 0.7 1.0 1.7| 49.0 -5.8 43.2 8.6 0.59| 2.8 1.7 6000 358 17 311 9| 0.8 0.8 1.7| 55.7 -5.8 49.9 8.3 0.62| 2.6 1.6 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20250427.00.gif