UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101100.upa.cvt Date: 0000Z 11 OCT 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 11 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 1019 24 2.0 -10.0 41 12.0 -1.9 240 5 273.7 274.0 270.3 278.6 1.75 1 1000 176 1.8 -12.2 35 14.0 -2.5 280 7 275.0 275.2 270.7 279.2 1.50 2 925 799 -2.7 -16.7 33 14.0 -6.4 305 19 276.5 276.7 271.0 279.8 1.12 3 903 989 -4.1 -18.1 33 14.0 -7.6 306 22 277.0 277.2 271.1 280.0 1.02 4 850 1465 -5.1 -22.1 25 17.0 -9.0 310 31 280.8 280.9 272.9 283.1 0.76 5 803 1909 -7.5 -31.5 13 24.0 -11.7 311 32 282.9 282.9 273.4 283.9 0.34 6 788 2055 -8.7 -34.7 10 26.0 -12.8 312 33 283.1 283.1 273.4 283.9 0.26 7 700 2959 -15.5 -30.5 26 15.0 -17.9 315 35 285.3 285.4 274.9 286.7 0.43 8 688 3089 -16.3 -31.3 26 15.0 -18.6 315 36 285.8 285.9 275.2 287.1 0.41 9 603 4076 -19.1 -29.1 41 10.0 -20.7 313 47 293.6 293.7 279.3 295.4 0.57 10 560 4624 -22.1 -32.1 40 10.0 -23.5 312 53 296.3 296.4 280.4 297.9 0.46 11 500 5450 -26.5 -36.5 38 10.0 -27.6 310 62 300.7 300.8 282.1 301.9 0.34 12 414 6790 -33.9 -43.9 36 10.0 -34.7 306 75 307.9 307.9 284.8 308.6 0.19 13 400 7030 -34.1 -45.1 32 11.0 -34.9 305 77 310.7 310.7 285.8 311.3 0.17 14 353 7901 -34.9 -49.9 20 15.0 -35.9 305 89 320.9 320.9 289.2 321.3 0.11 15 326 8451 -38.3 -54.3 17 16.0 -39.1 305 96 323.6 323.6 289.9 323.9 0.07 16 300 9020 -39.5 -53.5 21 14.0 -40.3 305 104 329.7 329.7 291.7 330.0 0.09 17 266 9840 -41.5 -56.8 17 15.3 -42.2 300 120 338.3 338.4 294.0 338.6 0.07 18 250 10260 -42.5 -58.5 16 16.0 -43.2 305 118 342.9 342.9 295.1 343.1 0.06 19 246 10369 -43.1 -59.1 16 16.0 -43.8 304 118 343.6 343.6 295.2 343.8 0.05 20 200 11750 -49.5 -64.5 16 15.0 -50.0 295 116 354.4 354.4 297.6 354.5 0.03 21 171 12761 -54.7 -69.7 14 15.0 -55.0 295 112 362.0 362.0 299.1 362.1 0.02 22 150 13600 -53.5 -68.5 14 15.0 -53.9 295 112 377.9 377.9 301.9 378.0 0.03 23 100 16230 -50.9 -67.9 12 17.0 -51.7 290 99 429.4 429.4 308.8 429.6 0.04 24 70 18510 -55.9 -73.9 9 18.0 -56.5 300 71 464.8 464.8 312.2 464.9 0.02 25 58 19706 -57.7 -76.7 7 19.0 -58.3 300 64 486.4 486.4 314.0 486.5 0.02 26 50 20650 -55.5 -75.5 7 20.0 -56.4 300 58 512.7 512.7 315.8 512.9 0.03 27 46 21184 -53.3 -73.3 7 20.0 -54.5 298 54 530.4 530.4 316.9 530.6 0.04 28 33 23277 -62.5 -82.5 5 20.0 -63.1 288 39 558.8 558.8 318.6 558.9 0.01 29 30 23870 -58.9 -79.9 5 21.0 -59.9 285 35 584.1 584.1 319.9 584.2 0.02 30 26 24782 -53.3 -75.3 5 22.0 -55.3 274 25 624.4 624.4 321.7 624.8 0.05 31 23 25566 -57.7 -78.7 5 21.0 -59.2 265 17 633.7 633.7 322.0 634.0 0.04 32 21 26147 -53.3 -75.3 5 22.0 -55.7 259 10 663.7 663.7 323.2 664.2 0.07 33 20 26460 -55.3 -77.3 5 22.0 -57.3 255 7 666.9 666.9 323.3 667.3 0.05 34 19 26786 -55.7 -77.7 5 22.0 -57.8 258 7 675.5 675.5 323.6 675.9 0.05 35 14 28742 -52.7 -76.7 4 24.0 -56.1 273 6 747.3 747.4 325.9 748.1 0.08 36 10 30910 -53.3 -77.3 4 24.0 -57.4 290 5 820.6 820.6 327.8 821.6 0.10 37 9.2 31446 -53.7 -77.7 4 24.0 -57.9 838.9 838.9 328.2 839.9 0.10 TRP 171 12761 -54.7 -69.7 14 15.0 -55.0 295 112 362.0 362.0 299.1 362.1 0.02 WND 266 9840 -41.5 -56.8 17 15.3 -42.2 300 120 338.3 338.4 294.0 338.6 0.07 Sounding variables and indices 1000-500 mb thick: 5274.00 m Freezing level: 970.00 mb = 425.20 m = 1395.00 ft Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 30.39 % Est. max temperature: 7.77 C = 45.99 F Sfc-Lift cond lev (LCL): 844.85 mb = 1512.44 m = 4962.02 ft T: -5.36 C 700-500 lapse rate: 4.42 C/km ThetaE index: 0.02 C Layer 788.0- 700.0 mb Conv cond level (CCL): 594.43 mb = 4182.20 m = 13720.97 ft Mean mixing ratio: 1.35 g/kg Conv temperature: 22.56 C = 72.62 F Cap Strength: 15.09 C Lifted Index: 17.89 C Risk: None Lifted Index @300 mb: 35.66 C Lifted Index @700 mb: 7.62 C Showalter Index: 14.96 C Risk: None Total Totals Index: 25.80 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 4.40 C K Index: -15.70 Risk: None Sweat Index: 124.00 Risk: None Energy Index: 3.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.67 J/kg Max Up Vert Vel: 3.65 m/s Conv Inhibition (B-): 77231.82 J/kg Cap Strength: 17.86 C Lift Cond Lev (LCL): 780.28 mb = 2130.16 m = 6988.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 341 at 29 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 1019 24 240 5 4.3 2.5 | 170 31 -5.4 30.2 1 1000 176 280 7 6.9 -1.2 | 174 27 -2.8 26.5 2 925 799 305 19 15.6 -10.9 | 199 18 5.9 16.8 3 850 1465 310 31 23.7 -19.9 | 241 16 14.0 7.8 4 700 2959 315 35 24.7 -24.7 | 259 15 15.0 3.0 5 500 5450 310 62 47.5 -39.9 | 288 40 37.8 -12.1 6 400 7030 305 77 63.1 -44.2 | 287 56 53.4 -16.4 7 300 9020 305 104 85.2 -59.7 | 293 82 75.5 -31.9 8 266 9840 300 120 103.9 -60.0 | 289 100 94.2 -32.3 9 250 10260 305 118 96.7 -67.7 | 295 96 87.0 -39.9 10 200 11750 295 116 105.1 -49.0 | 283 98 95.4 -21.3 11 171 12761 295 112 101.5 -47.3 | 282 94 91.8 -19.6 12 150 13600 295 112 101.5 -47.3 | 282 94 91.8 -19.6 13 100 16230 290 99 93.0 -33.9 | 274 84 83.3 -6.1 14 70 18510 300 71 61.5 -35.5 | 279 52 51.8 -7.8 15 50 20650 300 58 50.2 -29.0 | 272 41 40.5 -1.3 16 30 23870 285 35 33.8 -9.1 | 232 30 24.1 18.7 17 20 26460 255 7 6.8 1.8 | 174 30 -2.9 29.5 18 10 30910 290 5 4.7 -1.7 | 169 27 -5.0 26.0 Wind Parameters Mean winds (0-6000m): 310.7 at 39.2 knts Storm direction: 340.7 at 29.4 knts Shear (0-3000m) pos: 6.0 neg: 0.0 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 90.8 deg Storm rel helicity (0-3000m) pos: 149.5 neg: 0.0 tot: 149.5 m^2/s^2 ave: 49.8 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.05 Bulk Shear: 130.04 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 ------------------------------------------------------------------------------- 500 284 9 178 26| 11.8 0.0 11.8| 53.3 0.0 53.3 106.6 0.67| 11.9 8.0 1000 299 14 186 21| 11.1 0.0 11.1| 93.2 0.0 93.2 93.2 0.73| 11.2 8.2 1500 304 18 197 18| 10.2 0.0 10.2|128.0 0.0 128.0 85.3 0.80| 10.3 8.3 2000 307 22 207 17| 8.1 0.0 8.1|134.7 0.0 134.7 67.3 0.81| 8.2 6.6 2500 308 24 216 16| 6.7 0.0 6.7|141.4 0.0 141.4 56.6 0.82| 6.9 5.6 3000 310 26 222 15| 6.0 0.0 6.0|149.5 0.0 149.5 49.8 0.82| 6.1 5.0 4000 311 30 237 15| 4.5 1.4 5.9|181.8 0.0 181.8 45.5 0.76| 6.0 4.6 5000 311 34 252 17| 3.6 2.3 5.8|209.8 0.0 209.8 42.0 0.68| 5.9 4.0 6000 311 39 264 20| 3.0 2.8 5.7|220.6 -0.2 220.4 36.7 0.59| 5.8 3.4 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251011.00.gif