UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 16 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 ------------------------------------------------------------------------------- 0 1000 -48 40 3 SFC 991 25 2.4 0.9 90 1.5 1.7 40 3 276.3 277.0 275.3 287.5 4.12 2 980 115 0.8 -3.3 74 4.1 -0.8 36 6 275.5 276.0 273.4 283.9 3.05 3 925 578 -0.3 -3.3 80 3.0 -1.5 15 21 279.0 279.6 275.6 288.0 3.23 4 872 1049 -1.5 -4.9 78 3.4 -2.8 12 22 282.5 283.0 277.2 291.1 3.04 5 852 1234 -0.9 -4.4 77 3.5 -2.3 10 23 285.0 285.6 278.7 294.3 3.23 6 850 1253 -1.1 -4.6 77 3.5 -2.5 10 23 285.0 285.5 278.7 294.1 3.19 7 768 2056 -5.1 -9.5 71 4.4 -6.6 18 17 289.1 289.5 279.6 296.2 2.42 8 756 2181 -3.5 -8.1 70 4.6 -5.2 19 16 292.1 292.6 281.4 300.3 2.74 9 700 2786 -6.3 -12.3 62 6.0 -8.3 25 11 295.5 295.9 282.2 302.0 2.12 10 657 3278 -8.9 -14.9 62 6.0 -10.8 49 11 298.0 298.3 282.8 303.7 1.83 11 629 3614 -9.9 -24.9 28 15.0 -13.4 65 11 300.6 300.7 282.7 303.2 0.81 12 616 3774 -11.1 -29.1 21 18.0 -14.7 72 11 301.0 301.1 282.5 302.9 0.56 13 568 4391 -15.5 -24.5 46 9.0 -17.5 103 11 302.9 303.1 283.8 305.9 0.92 14 534 4852 -18.9 -27.9 45 9.0 -20.6 126 11 304.2 304.4 284.0 306.6 0.72 15 506 5252 -20.1 -33.1 30 13.0 -22.2 146 11 307.5 307.6 284.9 309.1 0.46 16 500 5340 -21.1 -36.1 25 15.0 -23.2 150 11 307.3 307.4 284.8 308.5 0.35 17 483 5594 -23.1 -39.1 22 16.0 -25.1 152 15 307.9 308.0 284.9 308.9 0.27 18 441 6251 -29.1 -41.1 30 12.0 -30.3 158 25 308.4 308.5 285.1 309.3 0.24 19 400 6940 -34.3 -42.3 44 8.0 -35.0 165 35 310.4 310.5 285.8 311.2 0.23 20 394 7046 -34.7 -42.7 44 8.0 -35.4 165 37 311.2 311.3 286.1 312.0 0.22 21 316 8547 -46.9 -55.9 35 9.0 -47.2 161 59 314.5 314.6 287.0 314.8 0.06 22 300 8890 -48.9 -57.9 34 9.0 -49.1 160 64 316.4 316.4 287.6 316.6 0.05 23 294 9022 -49.8 -58.8 34 9.0 -50.0 160 66 317.0 317.0 287.8 317.2 0.05 24 264 9719 -54.5 -63.5 32 9.0 -54.6 170 50 320.0 320.0 288.8 320.1 0.03 25 250 10070 -52.3 -61.3 33 9.0 -52.5 170 46 328.3 328.3 291.3 328.5 0.04 26 249 10096 -52.1 -61.1 33 9.0 -52.3 170 46 329.0 329.0 291.5 329.2 0.04 27 205 11367 -47.3 -58.3 27 11.0 -47.8 166 24 355.4 355.4 297.8 355.7 0.07 28 200 11530 -48.5 -59.5 27 11.0 -48.9 165 21 356.0 356.0 298.0 356.2 0.06 29 150 13430 -46.5 -63.5 13 17.0 -47.3 190 21 389.9 389.9 303.8 390.2 0.05 30 139 13935 -46.5 -64.5 11 18.0 -47.4 192 19 398.5 398.5 305.0 398.8 0.05 31 127 14528 -50.7 -69.7 9 19.0 -51.3 194 18 401.4 401.4 305.4 401.5 0.03 32 122 14790 -49.9 -69.9 8 20.0 -50.6 195 17 407.5 407.5 306.2 407.6 0.03 33 107 15649 -49.3 -70.3 7 21.0 -50.2 198 14 424.2 424.2 308.2 424.3 0.03 34 100 16090 -51.5 -72.5 6 21.0 -52.2 200 13 428.2 428.2 308.7 428.3 0.02 35 89 16843 -54.3 -75.3 6 21.0 -54.9 205 15 437.1 437.1 309.6 437.2 0.02 36 70 18380 -55.5 -77.5 5 22.0 -56.2 215 19 465.7 465.7 312.3 465.7 0.01 37 50 20520 -55.5 -77.5 5 22.0 -56.4 235 9 512.7 512.7 315.8 512.8 0.02 38 48 20780 -56.1 -78.1 5 22.0 -57.0 237 9 517.3 517.3 316.1 517.4 0.02 39 35 22805 -52.7 -75.7 5 23.0 -54.4 256 8 575.1 575.1 319.4 575.3 0.04 40 30 23800 -53.3 -77.3 4 24.0 -55.1 265 7 599.3 599.3 320.6 599.6 0.03 41 20 26400 -54.5 -78.5 4 24.0 -56.8 240 15 669.4 669.4 323.4 669.7 0.04 42 17 27439 -55.3 -79.3 4 24.0 -57.7 698.6 698.7 324.4 699.0 0.04 43 13 29157 -53.7 -77.7 4 24.0 -57.1 759.9 759.9 326.2 760.6 0.07 44 11 30241 -49.5 -74.5 4 25.0 -54.7 812.3 812.4 327.5 813.8 0.14 45 10 30864 -50.5 -74.5 4 24.0 -55.6 831.0 831.1 328.0 832.7 0.16 TRP 264 9719 -54.5 -63.5 32 9.0 -54.6 170 50 320.0 320.0 288.8 320.1 0.03 WND 294 9022 -49.8 -58.8 34 9.0 -50.0 160 66 317.0 317.0 287.8 317.2 0.05 Sounding variables and indices 1000-500 mb thick: 5388.00 m Freezing level: 940.00 mb = 451.72 m = 1482.00 ft Wetbulb zero: 983.45 mb = 86.62 m = 284.19 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 58.53 % Est. max temperature: 11.53 C = 52.76 F Sfc-Lift cond lev (LCL): 968.12 mb = 212.72 m = 697.91 ft T: 0.57 C 700-500 lapse rate: 5.79 C/km ThetaE index: 3.54 C Layer 980.0- 925.0 mb Conv cond level (CCL): 679.51 mb = 3016.62 m = 9896.91 ft Mean mixing ratio: 3.20 g/kg Conv temperature: 22.76 C = 72.96 F Cap Strength: 17.61 C Lifted Index: 17.38 C Risk: None Lifted Index @300 mb: 20.87 C Lifted Index @700 mb: 11.32 C Showalter Index: 12.04 C Risk: None Total Totals Index: 36.50 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 16.50 C K Index: 9.40 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 3.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.36 J/kg Max Up Vert Vel: 6.54 m/s Conv Inhibition (B-): 71062.26 J/kg Cap Strength: 17.46 C Lift Cond Lev (LCL): 892.24 mb = 865.93 m = 2840.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 70 at 11 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 ---------------------------------------------------------- 0 991 25 40 3 -1.9 -2.3 | 261 8 8.2 1.4 1 925 578 15 21 -5.4 -20.3 | 344 17 4.7 -16.6 2 850 1253 10 23 -4.0 -22.7 | 342 20 6.2 -19.0 3 700 2786 25 11 -4.6 -10.0 | 319 8 5.5 -6.3 4 500 5340 150 11 -5.5 9.5 | 199 14 4.7 13.2 5 400 6940 165 35 -9.1 33.8 | 182 37 1.1 37.5 6 300 8890 160 64 -21.9 60.1 | 170 65 -11.7 63.8 7 294 9022 160 66 -22.6 62.0 | 169 67 -12.4 65.7 8 264 9719 170 50 -8.7 49.2 | 182 53 1.5 52.9 9 250 10070 170 46 -8.0 45.3 | 183 49 2.2 49.0 10 200 11530 165 21 -5.4 20.3 | 191 24 4.7 23.9 11 150 13430 190 21 3.6 20.7 | 210 28 13.8 24.3 12 100 16090 200 13 4.4 12.2 | 223 22 14.6 15.9 13 70 18380 215 19 10.9 15.6 | 228 29 21.1 19.2 14 50 20520 235 9 7.4 5.2 | 243 20 17.5 8.8 15 30 23800 265 7 7.0 0.6 | 256 18 17.1 4.3 16 20 26400 240 15 13.0 7.5 | 244 26 23.1 11.2 Wind Parameters Mean winds (0-6000m): 40.1 at 14.4 knts Storm direction: 70.1 at 10.8 knts Shear (0-3000m) pos: 2.3 neg: 3.4 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 64.7 deg Storm rel helicity (0-3000m) pos: 26.7 neg: -16.7 tot: 9.9 m^2/s^2 ave: 3.3 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.83 Bulk Shear: 4.43 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 18 11 316 10| 0.0 17.0 17.0| 24.7 0.0 24.7 49.3 0.68| 17.5 11.9 1000 15 16 334 13| 0.0 10.2 10.2| 25.4 -1.9 23.5 23.5 0.55| 10.7 5.8 1500 14 18 337 15| 0.5 6.8 7.3| 25.4 -4.0 21.4 14.3 0.46| 8.2 3.7 2000 14 18 338 15| 1.5 5.1 6.5| 25.4 -7.7 17.7 8.8 0.36| 7.2 2.6 2500 14 18 337 15| 2.0 4.1 6.1| 25.4 -13.5 11.9 4.8 0.25| 6.6 1.7 3000 15 17 335 14| 2.3 3.4 5.6| 26.7 -16.7 9.9 3.3 0.20| 6.2 1.3 4000 22 15 337 11| 2.8 2.5 5.4| 28.3 -16.7 11.5 2.9 0.23| 5.9 1.4 5000 28 14 340 10| 3.1 2.0 5.1| 35.7 -16.7 18.9 3.8 0.26| 5.7 1.5 6000 40 14 353 7| 3.6 1.7 5.3| 41.3 -38.1 3.2 0.5 0.16| 5.9 1.0 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20250416.00.gif