UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 19 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 1017 24 1.8 -5.2 60 7.0 -0.7 310 15 273.6 274.1 271.5 280.6 2.55 1 1000 159 -0.3 -9.3 51 9.0 -3.2 330 21 272.9 273.2 270.0 278.1 1.89 2 964 451 -3.1 -11.1 54 8.0 -5.5 325 22 272.9 273.2 269.7 277.6 1.70 3 925 776 -5.3 -12.3 58 7.0 -7.3 320 23 273.9 274.2 270.2 278.4 1.60 4 850 1435 -9.1 -16.1 57 7.0 -10.8 340 19 276.6 276.8 271.3 280.3 1.28 5 716 2740 -17.7 -22.7 65 5.0 -18.6 300 10 281.1 281.2 273.2 283.6 0.86 6 700 2909 -18.7 -23.7 65 5.0 -19.6 295 9 281.8 281.9 273.6 284.2 0.81 7 630 3684 -25.1 -29.7 65 4.6 -25.7 293 12 283.1 283.2 273.8 284.7 0.52 8 592 4137 -24.5 -28.8 67 4.3 -25.1 293 13 288.9 289.0 277.0 290.8 0.60 9 500 5350 -31.5 -39.5 45 8.0 -32.2 290 17 294.6 294.7 279.3 295.5 0.25 10 446 6147 -36.3 -47.3 31 11.0 -36.9 282 24 298.4 298.4 280.8 298.8 0.12 11 400 6890 -41.5 -53.5 26 12.0 -41.9 275 31 301.1 301.1 281.9 301.3 0.07 12 385 7148 -43.5 -55.5 25 12.0 -43.9 274 34 301.7 301.7 282.1 301.9 0.05 13 342 7939 -47.3 -58.3 27 11.0 -47.6 270 42 307.0 307.0 284.2 307.1 0.04 14 318 8422 -45.9 -57.9 25 12.0 -46.3 270 52 315.4 315.4 287.3 315.5 0.05 15 300 8810 -45.7 -58.7 22 13.0 -46.1 270 60 320.9 321.0 289.1 321.1 0.05 16 250 10020 -45.5 -60.5 17 15.0 -46.0 265 64 338.4 338.4 294.0 338.6 0.04 17 200 11510 -45.3 -64.3 10 19.0 -46.0 265 73 361.0 361.0 299.0 361.2 0.03 18 196 11645 -44.7 -63.7 10 19.0 -45.5 265 73 364.1 364.1 299.5 364.3 0.04 19 166 12750 -46.4 -67.3 8 20.9 -47.2 265 75 378.9 378.9 302.1 379.0 0.03 20 150 13420 -47.5 -69.5 6 22.0 -48.3 265 64 388.2 388.2 303.5 388.3 0.02 21 100 16060 -52.1 -75.1 5 23.0 -52.8 255 52 427.1 427.1 308.5 427.1 0.01 22 70 18360 -53.3 -77.3 4 24.0 -54.2 260 48 470.4 470.4 312.7 470.4 0.01 23 56 19792 -55.3 -78.3 4 23.0 -56.2 257 55 496.8 496.8 314.7 496.9 0.02 24 50 20520 -52.7 -76.7 4 24.0 -53.9 255 58 519.3 519.3 316.2 519.4 0.02 25 45 21201 -49.9 -74.9 4 25.0 -51.7 254 56 542.0 542.0 317.6 542.2 0.03 26 37 22459 -55.9 -79.9 3 24.0 -57.1 252 51 557.8 557.8 318.5 557.9 0.02 27 30 23790 -55.5 -79.5 3 24.0 -57.0 250 46 593.3 593.3 320.3 593.5 0.02 28 27 24470 -51.3 -75.3 4 24.0 -53.7 247 44 623.3 623.3 321.6 623.7 0.05 29 24 25230 -54.9 -78.9 4 24.0 -56.8 244 43 634.2 634.2 322.1 634.4 0.03 30 20 26410 -50.3 -75.3 4 25.0 -53.6 240 40 682.2 682.2 323.9 682.8 0.07 31 15 28272 -54.1 -78.1 4 24.0 -57.0 728.1 728.1 325.3 728.6 0.06 32 14 28717 -52.1 -76.1 4 24.0 -55.7 749.4 749.4 326.0 750.2 0.09 33 12 29705 -56.5 -79.5 4 23.0 -59.2 767.6 767.6 326.4 768.1 0.06 34 11 30261 -53.3 -77.3 4 24.0 -57.2 798.5 798.6 327.3 799.4 0.09 TRP 342 7939 -47.3 -58.3 27 11.0 -47.6 270 42 307.0 307.0 284.2 307.1 0.04 WND 166 12750 -46.4 -67.3 8 20.9 -47.2 265 75 378.9 378.9 302.1 379.0 0.03 Sounding variables and indices 1000-500 mb thick: 5191.00 m Freezing level: 1002.43 mb = 139.68 m = 458.26 ft Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 59.72 % Est. max temperature: 4.16 C = 39.49 F Sfc-Lift cond lev (LCL): 911.91 mb = 887.08 m = 2910.33 ft T: -5.94 C 700-500 lapse rate: 5.24 C/km ThetaE index: 3.00 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 786.40 mb = 2026.67 m = 6649.11 ft Mean mixing ratio: 1.79 g/kg Conv temperature: 6.86 C = 44.34 F Cap Strength: 10.05 C Lifted Index: 13.83 C Risk: None Lifted Index @300 mb: 30.28 C Lifted Index @700 mb: 5.30 C Showalter Index: 12.19 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 15.40 C K Index: 1.30 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 3.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.81 J/kg Max Up Vert Vel: 2.76 m/s Conv Inhibition (B-): 70660.57 J/kg Cap Strength: 13.67 C Lift Cond Lev (LCL): 853.74 mb = 1400.80 m = 4595.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 338 at 12 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 1017 24 310 15 11.5 -9.6 | 259 7 7.1 1.4 1 1000 159 330 21 10.5 -18.2 | 319 9 6.1 -7.1 2 925 776 320 23 14.8 -17.6 | 302 12 10.4 -6.6 3 850 1435 340 19 6.5 -17.9 | 343 7 2.1 -6.8 4 700 2909 295 9 8.2 -3.8 | 207 8 3.8 7.3 5 500 5350 290 17 16.0 -5.8 | 246 13 11.6 5.2 6 400 6890 275 31 30.9 -2.7 | 252 28 26.5 8.4 7 342 7939 270 42 42.0 -0.0 | 254 39 37.6 11.1 8 300 8810 270 60 60.0 -0.0 | 259 57 55.6 11.1 9 250 10020 265 64 63.8 5.6 | 254 62 59.4 16.6 10 200 11510 265 73 72.7 6.4 | 256 71 68.3 17.4 11 166 12750 265 75 74.7 6.5 | 256 72 70.3 17.6 12 150 13420 265 64 63.8 5.6 | 254 62 59.4 16.6 13 100 16060 255 52 50.2 13.5 | 242 52 45.8 24.5 14 70 18360 260 48 47.3 8.3 | 246 47 42.9 19.4 15 50 20520 255 58 56.0 15.0 | 243 58 51.6 26.1 16 30 23790 250 46 43.2 15.7 | 235 47 38.8 26.8 17 20 26410 240 40 34.6 20.0 | 224 43 30.2 31.1 Wind Parameters Mean winds (0-6000m): 308.3 at 15.9 knts Storm direction: 338.3 at 11.9 knts Shear (0-3000m) pos: 1.5 neg: 2.2 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): -48.7 deg Storm rel helicity (0-3000m) pos: 32.0 neg: -28.4 tot: 3.6 m^2/s^2 ave: 1.2 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 6.1 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.55 Bulk Shear: 6.94 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 ------------------------------------------------------------------------------- 500 326 21 310 9| 8.7 0.0 8.7| 16.1 -4.3 11.8 23.6 0.62| 11.1 6.9 1000 324 22 308 10| 4.4 0.0 4.4| 22.3 -7.4 14.9 14.9 0.51| 7.8 4.0 1500 327 21 313 10| 2.9 0.0 2.9| 31.3 -8.8 22.5 15.0 0.52| 7.2 3.8 2000 328 20 313 9| 2.2 1.4 3.6| 31.3 -16.3 15.0 7.5 0.21| 6.9 1.5 2500 327 19 308 7| 1.8 2.1 3.9| 31.3 -23.0 8.3 3.3 0.03| 6.5 0.2 3000 326 17 300 6| 1.5 2.2 3.7| 32.0 -28.4 3.6 1.2 -0.04| 6.1 -0.2 4000 320 16 279 6| 1.1 1.7 2.8| 39.0 -28.4 10.6 2.6 0.04| 5.0 0.2 5000 314 15 266 7| 0.9 1.4 2.3| 45.6 -28.4 17.3 3.5 0.10| 4.3 0.4 6000 308 16 261 8| 0.7 1.7 2.4| 55.0 -28.4 26.6 4.4 0.13| 4.2 0.6 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251019.00.gif