UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 12 DEC 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 23 -19.7 -27.7 49 8.0 -20.6 220 7 252.3 252.4 251.5 253.4 0.39 1 1013 45 -18.5 -26.5 49 8.0 -19.4 231 7 253.7 253.8 252.9 254.9 0.43 2 1000 141 -18.9 -26.9 49 8.0 -19.8 280 9 254.2 254.3 253.3 255.4 0.42 3 925 716 -22.3 -31.3 44 9.0 -23.2 310 23 256.5 256.6 254.9 257.4 0.30 4 880 1082 -22.7 -30.7 48 8.0 -23.5 331 25 259.8 259.8 257.7 260.7 0.34 5 850 1336 -24.5 -33.5 43 9.0 -25.3 345 27 260.5 260.5 258.1 261.3 0.27 6 737 2355 -32.9 -37.9 61 5.0 -33.2 327 24 262.2 262.2 259.3 262.7 0.20 7 700 2720 -27.9 -32.6 64 4.7 -28.3 320 23 271.6 271.6 266.4 272.7 0.35 8 694 2782 -27.3 -32.0 64 4.7 -27.8 321 23 272.9 273.0 267.4 274.1 0.38 9 682 2907 -26.3 -31.2 63 4.9 -26.8 322 23 275.4 275.5 269.1 276.7 0.41 10 621 3579 -29.9 -37.9 46 8.0 -30.5 329 23 278.8 278.8 270.8 279.5 0.23 11 534 4638 -36.5 -45.5 39 9.0 -37.0 340 23 283.2 283.2 273.2 283.6 0.12 12 500 5090 -40.1 -49.1 38 9.0 -40.5 345 23 284.1 284.2 273.7 284.4 0.09 13 429 6120 -47.9 -55.9 39 8.0 -48.1 321 24 286.9 286.9 275.2 287.1 0.05 14 400 6580 -50.1 -59.1 34 9.0 -50.3 310 25 289.9 289.9 276.6 290.0 0.03 15 347 7498 -53.1 -63.1 29 10.0 -53.2 307 19 297.8 297.8 280.4 297.9 0.02 16 336 7705 -51.7 -62.7 26 11.0 -51.9 306 18 302.5 302.5 282.4 302.6 0.02 17 315 8119 -54.7 -65.7 24 11.0 -54.8 305 15 304.0 304.0 283.0 304.0 0.02 18 300 8430 -55.3 -67.3 21 12.0 -55.5 300 17 307.4 307.4 284.4 307.5 0.01 19 280 8872 -55.5 -68.5 18 13.0 -55.6 289 19 313.2 313.2 286.5 313.3 0.01 20 266 9204 -50.9 -64.9 17 14.0 -51.2 280 21 324.6 324.6 290.2 324.7 0.02 21 250 9610 -49.9 -64.9 16 15.0 -50.3 270 23 331.9 331.9 292.3 332.0 0.02 22 206 10876 -49.3 -71.3 6 22.0 -49.8 279 21 351.7 351.7 297.0 351.8 0.01 23 200 11070 -48.9 -71.9 5 23.0 -49.4 280 21 355.3 355.3 297.8 355.4 0.01 24 164 12375 -47.5 -70.5 5 23.0 -48.2 263 27 378.4 378.4 302.0 378.5 0.02 25 150 12960 -50.1 -73.1 5 23.0 -50.7 255 29 383.7 383.7 302.9 383.8 0.01 26 148 13048 -50.1 -73.1 5 23.0 -50.7 255 29 385.2 385.2 303.1 385.3 0.01 27 110 15014 -45.7 -68.7 6 23.0 -47.0 244 31 427.6 427.6 308.6 427.8 0.03 28 100 15650 -46.7 -69.7 6 23.0 -47.9 240 31 437.5 437.5 309.6 437.7 0.03 29 92 16200 -48.1 -71.1 5 23.0 -49.3 240 36 445.3 445.3 310.4 445.4 0.03 30 76 17485 -38.1 -63.1 6 25.0 -41.4 240 47 491.2 491.2 314.4 491.8 0.10 31 70 18050 -37.9 -62.9 6 25.0 -41.4 240 52 503.3 503.3 315.2 504.0 0.12 32 63 18773 -37.9 -62.9 6 25.0 -41.7 235 52 518.7 518.7 316.3 519.5 0.13 33 52 20076 -43.3 -67.3 5 24.0 -46.2 227 52 535.4 535.4 317.3 536.0 0.09 34 50 20340 -41.7 -65.7 6 24.0 -45.0 225 52 545.2 545.2 317.9 546.0 0.11 35 46 20909 -38.9 -63.9 5 25.0 -43.3 221 50 565.1 565.2 319.0 566.2 0.15 36 33 23155 -46.3 -69.3 6 23.0 -49.4 205 41 601.8 601.8 320.7 602.6 0.10 37 30 23790 -45.5 -69.5 5 24.0 -49.1 200 38 620.6 620.6 321.6 621.4 0.11 38 23 25547 -48.9 -71.9 5 23.0 -52.2 200 27 659.6 659.6 323.1 660.4 0.10 39 21 26148 -46.7 -69.7 6 23.0 -50.8 200 23 683.6 683.7 323.9 684.9 0.15 40 20 26470 -48.3 -71.3 5 23.0 -52.1 200 21 688.3 688.4 324.1 689.4 0.13 41 14 28788 -54.3 -76.3 5 22.0 -57.2 741.9 742.0 325.7 742.7 0.09 42 12 29793 -46.9 -69.9 6 23.0 -52.7 801.6 801.7 327.3 804.2 0.26 TRP 315 8119 -54.7 -65.7 24 11.0 -54.8 305 15 304.0 304.0 283.0 304.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 4949.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 48.78 % Est. max temperature: -11.86 C = 10.65 F Sfc-Lift cond lev (LCL): 890.10 mb = 998.48 m = 3275.83 ft T: -22.61 C 700-500 lapse rate: 5.15 C/km ThetaE index: 0.00 C Layer 1016.0--2403244174546658090678512915595657216.0 mb Conv cond level (CCL): 756.09 mb = 2172.03 m = 7126.01 ft Mean mixing ratio: 0.37 g/kg Conv temperature: -10.07 C = 13.87 F Cap Strength: 22.51 C Lifted Index: 22.87 C Risk: None Lifted Index @300 mb: 36.20 C Lifted Index @700 mb: 14.15 C Showalter Index: 18.83 C Risk: None Total Totals Index: 22.20 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 6.60 C K Index: -22.60 Risk: None Sweat Index: 77.00 Risk: None Energy Index: 4.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.72 J/kg Max Up Vert Vel: 3.67 m/s Conv Inhibition (B-): 72413.42 J/kg Cap Strength: 22.89 C Lift Cond Lev (LCL): 840.18 mb = 1419.00 m = 4655.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 0 at 17 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 23 220 7 4.5 5.4 | 192 23 4.6 22.5 1 1000 141 280 9 8.9 -1.6 | 210 18 9.0 15.6 2 925 716 310 23 17.6 -14.8 | 262 18 17.7 2.3 3 850 1336 345 27 7.0 -26.1 | 322 11 7.1 -9.0 4 700 2720 320 23 14.8 -17.6 | 272 15 14.9 -0.5 5 500 5090 345 23 6.0 -22.2 | 310 8 6.0 -5.1 6 400 6580 310 25 19.2 -16.1 | 267 19 19.2 1.1 7 315 8119 305 15 12.3 -8.6 | 235 15 12.4 8.5 8 300 8430 300 17 14.7 -8.5 | 240 17 14.8 8.6 9 250 9610 270 23 23.0 -0.0 | 233 29 23.1 17.1 10 200 11070 280 21 20.7 -3.6 | 237 25 20.8 13.5 11 150 12960 255 29 28.0 7.5 | 229 37 28.1 24.6 12 100 15650 240 31 26.8 15.5 | 220 42 26.9 32.6 13 70 18050 240 52 45.0 26.0 | 226 62 45.1 43.1 14 50 20340 225 52 36.8 36.8 | 214 65 36.9 53.9 15 30 23790 200 38 13.0 35.7 | 194 54 13.1 52.8 16 20 26470 200 21 7.2 19.7 | 191 38 7.3 36.9 Wind Parameters Mean winds (0-6000m): 330.3 at 22.8 knts Storm direction: 0.3 at 17.1 knts Shear (0-3000m) pos: 5.3 neg: 1.5 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 83.8 deg Storm rel helicity (0-3000m) pos: 169.1 neg: -36.1 tot: 133.0 m^2/s^2 ave: 44.3 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 4.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.20 Bulk Shear: 33.82 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 ------------------------------------------------------------------------------- 500 288 12 222 18| 18.9 0.0 18.9| 85.9 0.0 85.9 171.7 0.93| 19.1 17.7 1000 307 17 245 16| 14.3 0.0 14.3|141.1 0.0 141.1 141.1 0.93| 16.4 15.3 1500 321 20 265 13| 10.5 0.0 10.5|165.8 -4.0 161.9 107.9 0.87| 14.1 12.3 2000 326 22 275 12| 7.9 1.1 9.0|165.8 -17.3 148.5 74.3 0.69| 11.7 8.1 2500 327 22 277 12| 6.3 1.7 8.0|165.8 -30.7 135.1 54.0 0.56| 10.2 5.7 3000 326 22 277 13| 5.3 1.5 6.7|169.1 -36.1 133.0 44.3 0.52| 9.0 4.7 4000 327 23 278 13| 4.2 1.1 5.3|178.6 -36.1 142.5 35.6 0.53| 7.3 3.9 5000 329 23 282 12| 3.5 0.9 4.4|186.5 -36.1 150.4 30.1 0.55| 6.3 3.4 6000 330 23 283 12| 2.9 1.4 4.4|186.5 -53.2 133.3 22.2 0.40| 6.0 2.4 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251212.00.gif