UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 18 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 1016 27 3.6 0.1 78 3.5 2.1 345 3 275.5 276.1 274.5 285.8 3.79 1 1000 155 1.4 -3.5 70 4.9 -0.4 355 17 274.5 275.0 272.7 282.6 2.95 2 979 326 -0.3 -4.6 73 4.3 -1.9 0 16 274.5 275.0 272.4 282.1 2.77 3 925 778 -3.1 -6.5 77 3.4 -4.3 15 15 276.1 276.6 273.0 283.2 2.54 4 850 1443 -6.9 -9.5 82 2.6 -7.7 55 15 278.9 279.3 274.0 285.1 2.18 5 709 2839 -14.1 -17.8 74 3.7 -15.0 214 19 285.8 286.1 276.6 289.8 1.33 6 700 2936 -14.9 -18.7 73 3.8 -15.8 225 19 286.0 286.2 276.5 289.7 1.25 7 572 4433 -25.3 -29.5 68 4.2 -25.9 237 40 290.8 290.9 278.0 292.6 0.58 8 565 4522 -25.3 -29.5 68 4.2 -25.9 238 41 291.8 291.9 278.4 293.7 0.59 9 506 5323 -25.1 -37.1 32 12.0 -26.5 244 53 301.4 301.5 282.4 302.5 0.31 10 500 5410 -25.5 -39.5 26 14.0 -27.0 245 54 301.9 302.0 282.5 302.8 0.25 11 461 5997 -27.9 -45.9 16 18.0 -29.5 247 59 306.0 306.1 284.0 306.5 0.14 12 400 7010 -32.1 -52.1 12 20.0 -33.4 250 69 313.3 313.3 286.6 313.6 0.08 13 320 8558 -37.5 -59.5 8 22.0 -38.5 250 91 326.4 326.4 290.7 326.6 0.04 14 300 9000 -38.9 -59.9 9 21.0 -39.8 250 97 330.5 330.5 291.9 330.7 0.04 15 250 10240 -44.7 -65.7 8 21.0 -45.3 250 106 339.6 339.6 294.3 339.7 0.02 16 213 11305 -48.7 -68.7 8 20.0 -49.2 254 115 349.3 349.3 296.5 349.4 0.02 17 200 11720 -49.1 -68.1 9 19.0 -49.6 255 118 355.0 355.0 297.7 355.1 0.02 18 192 11987 -49.9 -68.5 9 18.7 -50.3 255 120 358.0 358.0 298.3 358.0 0.02 19 176 12553 -51.5 -69.5 10 18.0 -51.9 255 118 364.3 364.3 299.5 364.4 0.02 20 168 12855 -50.9 -68.9 10 18.0 -51.4 258 115 370.2 370.2 300.6 370.3 0.02 21 150 13590 -52.1 -70.1 10 18.0 -52.5 265 106 380.3 380.3 302.3 380.4 0.02 22 146 13764 -52.9 -70.9 10 18.0 -53.4 265 104 381.9 381.9 302.6 382.0 0.02 23 110 15594 -51.5 -71.5 7 20.0 -52.2 261 85 416.7 416.7 307.3 416.8 0.02 24 100 16210 -53.3 -73.3 7 20.0 -53.9 260 79 424.7 424.7 308.3 424.8 0.02 25 96 16472 -54.7 -74.7 7 20.0 -55.2 261 76 427.0 427.0 308.5 427.1 0.02 26 71 18399 -54.7 -74.7 7 20.0 -55.4 265 57 465.5 465.5 312.3 465.6 0.02 27 70 18490 -55.1 -76.1 6 21.0 -55.8 265 56 466.5 466.5 312.4 466.6 0.02 28 65 18959 -58.1 -78.1 6 20.0 -58.6 265 58 469.9 469.9 312.7 470.0 0.01 29 50 20610 -58.1 -79.1 5 21.0 -58.8 265 64 506.6 506.6 315.4 506.7 0.02 30 49 20737 -58.3 -79.3 5 21.0 -59.0 264 63 509.0 509.0 315.6 509.1 0.02 31 40 22037 -50.5 -73.5 5 23.0 -52.4 258 56 559.0 559.0 318.6 559.3 0.05 32 30 23880 -58.3 -80.3 4 22.0 -59.4 250 46 585.7 585.7 319.9 585.9 0.02 33 28 24312 -59.5 -81.5 4 22.0 -60.5 252 44 594.0 594.0 320.3 594.2 0.02 34 24 25291 -53.1 -77.1 4 24.0 -55.4 256 39 639.4 639.4 322.3 639.8 0.04 35 20 26460 -54.9 -77.9 4 23.0 -57.1 260 33 668.1 668.1 323.4 668.5 0.05 36 19 26788 -55.1 -78.1 4 23.0 -57.3 258 32 677.4 677.4 323.7 677.8 0.05 37 17 27502 -52.1 -76.1 4 24.0 -55.2 253 31 708.9 708.9 324.7 709.5 0.07 38 10 30910 -55.5 -79.5 3 24.0 -58.9 230 23 812.4 812.4 327.5 813.1 0.07 39 8.6 31868 -57.1 -80.1 4 23.0 -60.4 842.0 842.0 328.2 842.7 0.08 40 7.8 32488 -55.5 -79.5 3 24.0 -59.6 872.2 872.3 328.9 873.2 0.09 TRP 176 12553 -51.5 -69.5 10 18.0 -51.9 255 118 364.3 364.3 299.5 364.4 0.02 WND 192 11987 -49.9 -68.5 9 18.7 -50.3 255 120 358.0 358.0 298.3 358.0 0.02 Sounding variables and indices 1000-500 mb thick: 5255.00 m Freezing level: 982.71 mb = 295.52 m = 969.54 ft Wetbulb zero: 1002.79 mb = 132.54 m = 434.82 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 69.88 % Est. max temperature: 6.42 C = 43.56 F Sfc-Lift cond lev (LCL): 962.44 mb = 461.64 m = 1514.54 ft T: -1.14 C 700-500 lapse rate: 4.28 C/km ThetaE index: 3.69 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 864.06 mb = 1313.95 m = 4310.82 ft Mean mixing ratio: 2.79 g/kg Conv temperature: 6.50 C = 43.70 F Cap Strength: 15.78 C Lifted Index: 16.14 C Risk: None Lifted Index @300 mb: 33.80 C Lifted Index @700 mb: 5.65 C Showalter Index: 14.44 C Risk: None Total Totals Index: 34.60 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 16.00 C K Index: 5.30 Risk: None Sweat Index: 84.00 Risk: None Energy Index: 3.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.96 J/kg Max Up Vert Vel: 3.15 m/s Conv Inhibition (B-): 63857.71 J/kg Cap Strength: 15.72 C Lift Cond Lev (LCL): 906.71 mb = 935.07 m = 3067.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 at 22 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 1016 27 345 3 0.8 -2.9 | 89 21 -20.8 -0.4 1 1000 155 355 17 1.5 -16.9 | 54 25 -20.1 -14.4 2 925 778 15 15 -3.9 -14.5 | 65 28 -25.4 -12.0 3 850 1443 55 15 -12.3 -8.6 | 80 34 -33.8 -6.1 4 700 2936 225 19 13.4 13.4 | 153 18 -8.1 15.9 5 500 5410 245 54 48.9 22.8 | 227 37 27.4 25.3 6 400 7010 250 69 64.8 23.6 | 239 51 43.3 26.1 7 300 9000 250 97 91.2 33.2 | 243 78 69.6 35.7 8 250 10240 250 106 99.6 36.3 | 244 87 78.1 38.7 9 200 11720 255 118 114.0 30.5 | 250 98 92.4 33.0 10 192 11987 255 120 115.9 31.1 | 250 100 94.4 33.6 11 176 12553 255 118 114.0 30.5 | 250 98 92.4 33.0 12 150 13590 265 106 105.6 9.2 | 262 85 84.1 11.7 13 100 16210 260 79 77.8 13.7 | 254 59 56.3 16.2 14 70 18490 265 56 55.8 4.9 | 258 35 34.2 7.4 15 50 20610 265 64 63.8 5.6 | 259 43 42.2 8.1 16 30 23880 250 46 43.2 15.7 | 230 28 21.7 18.2 17 20 26460 260 33 32.5 5.7 | 233 14 11.0 8.2 18 10 30910 230 23 17.6 14.8 | 167 18 -3.9 17.3 Wind Parameters Mean winds (0-6000m): 246.6 at 28.9 knts Storm direction: 276.6 at 21.7 knts Shear (0-3000m) pos: 3.8 neg: 0.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 68.3 deg Storm rel helicity (0-3000m) pos: 475.3 neg: -72.6 tot: 402.7 m^2/s^2 ave: 134.2 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 14.0 stream: 7.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.03 Bulk Shear: 183.32 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 ------------------------------------------------------------------------------- 500 359 15 60 25| 13.4 0.0 13.4| 16.1 -72.6 -56.5 -113.1 -0.62| 17.6-10.8 1000 8 15 62 27| 6.7 0.0 6.7| 52.1 -72.6 -20.5 -20.5 -0.25| 12.0 -3.0 1500 20 15 67 29| 5.1 0.0 5.1|120.8 -72.6 48.2 32.1 0.06| 11.1 0.7 2000 36 15 72 32| 4.8 0.0 4.8|273.1 -72.6 200.5 100.3 0.36| 12.4 4.5 2500 44 16 75 33| 4.3 0.0 4.3|412.5 -72.6 339.9 135.9 0.50| 13.4 6.7 3000 16 16 63 29| 3.8 0.0 3.8|475.3 -72.6 402.7 134.2 0.52| 14.0 7.3 4000 260 19 153 7| 4.6 0.0 4.6|547.7 -72.6 475.1 118.8 0.58| 12.4 7.2 5000 246 24 180 12| 5.1 0.0 5.1|637.1 -72.6 564.5 112.9 0.61| 11.5 7.0 6000 247 29 200 15| 5.2 0.0 5.2|714.8 -72.6 642.2 107.0 0.62| 10.6 6.5 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251018.00.gif