UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051700.upa.cvt Date: 0000Z 17 MAY 25 Searching for X0935... Searching the city database file for: X0935 ... Date:0000Z 17 MAY 25 Station: X0935 WMO ident: 30935 Latitude: 50.37 Longitude: 108.75 ------------------------------------------------------------------------------- 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 0 0.0 -14.0 34 14.0 -4.0 273.1 273.4 269.2 276.8 1.29 SFC 929 757 3.0 -3.0 65 6.0 0.5 0 0 282.0 282.6 277.3 291.3 3.29 2 925 801 2.2 -3.8 64 6.0 -0.2 325 1 281.6 282.1 276.9 290.4 3.12 3 850 1478 -2.7 -7.7 68 5.0 -4.5 310 13 283.3 283.8 276.9 290.6 2.52 4 778 2172 -8.5 -11.9 76 3.4 -9.5 319 14 284.3 284.7 276.7 290.1 1.97 5 754 2414 -9.9 -12.8 79 2.9 -10.8 322 14 285.4 285.7 277.2 291.0 1.89 6 700 2983 -13.7 -19.7 60 6.0 -15.1 330 15 287.3 287.5 277.0 290.8 1.14 7 637 3692 -17.7 -29.7 34 12.0 -19.6 337 19 290.6 290.7 277.8 292.3 0.51 8 622 3869 -19.3 -33.3 28 14.0 -21.2 339 20 290.8 290.8 277.6 292.0 0.37 9 500 5450 -31.5 -45.5 24 14.0 -32.4 355 29 294.6 294.7 279.1 295.1 0.13 10 447 6232 -37.7 -53.7 17 16.0 -38.4 352 35 296.4 296.4 279.8 296.6 0.06 11 400 6990 -42.3 -58.3 16 16.0 -42.8 350 40 300.0 300.0 281.4 300.1 0.04 12 317 8539 -50.5 -64.5 18 14.0 -50.7 340 54 309.3 309.3 285.1 309.3 0.02 13 315 8580 -50.5 -64.5 18 14.0 -50.7 339 53 309.8 309.8 285.3 309.9 0.02 14 300 8900 -49.5 -63.5 18 14.0 -49.8 335 48 315.6 315.6 287.3 315.7 0.02 15 269 9617 -46.9 -63.9 13 17.0 -47.4 338 46 329.4 329.4 291.6 329.5 0.03 16 250 10100 -47.9 -65.9 11 18.0 -48.3 340 44 334.9 334.9 293.0 334.9 0.02 17 200 11580 -46.3 -69.3 6 23.0 -47.0 320 44 359.5 359.5 298.6 359.5 0.02 18 169 12697 -47.1 -72.1 4 25.0 -47.9 375.9 375.9 301.6 375.9 0.01 TRP 317 8539 -50.5 -64.5 18 14.0 -50.7 340 54 309.3 309.3 285.1 309.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5450.00 m Freezing level: 891.33 mb = 1104.96 m = 3625.15 ft Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 49.71 % Est. max temperature: 5.26 C = 41.47 F Sfc-Lift cond lev (LCL): 846.48 mb = 1510.55 m = 4955.80 ft T: -2.97 C 700-500 lapse rate: 7.22 C/km ThetaE index: 0.97 C Layer 925.0- 850.0 mb Conv cond level (CCL): 789.39 mb = 2057.82 m = 6751.30 ft Mean mixing ratio: 2.75 g/kg Conv temperature: 5.12 C = 41.21 F Cap Strength: 3.14 C Lifted Index: 4.37 C Risk: None Lifted Index @300 mb: 17.83 C Lifted Index @700 mb: 1.57 C Showalter Index: 4.28 C Risk: None Total Totals Index: 52.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.80 C Cross Totals Index: 23.80 C K Index: 15.10 Risk: < 20 % chance of thunderstorms Sweat Index: 127.00 Risk: None Energy Index: 0.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.30 J/kg Max Up Vert Vel: 3.55 m/s Conv Inhibition (B-): 6924.07 J/kg Cap Strength: 4.25 C Lift Cond Lev (LCL): 807.62 mb = 1878.88 m = 6164.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 14 at 16 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 ---------------------------------------------------------- 0 929 757 0 0 -0.0 -0.0 | 194 16 3.7 15.4 1 925 801 325 1 0.6 -0.8 | 196 15 4.3 14.5 2 850 1478 310 13 10.0 -8.4 | 243 15 13.7 7.0 3 700 2983 330 15 7.5 -13.0 | 258 11 11.2 2.4 4 500 5450 355 29 2.5 -28.9 | 335 15 6.2 -13.5 5 400 6990 350 40 6.9 -39.4 | 336 26 10.7 -24.0 6 317 8539 340 54 18.5 -50.7 | 328 42 22.2 -35.4 7 300 8900 335 48 20.3 -43.5 | 320 37 24.0 -28.1 8 250 10100 340 44 15.0 -41.3 | 324 32 18.8 -26.0 9 200 11580 320 44 28.3 -33.7 | 300 37 32.0 -18.3 Wind Parameters Mean winds (0-6000m): 343.6 at 21.1 knts Storm direction: 13.6 at 15.8 knts Shear (0-3000m) pos: 1.5 neg: 2.3 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 89.7 deg Storm rel helicity (0-3000m) pos: 72.1 neg: 0.0 tot: 72.1 m^2/s^2 ave: 24.0 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.16 Bulk Shear: 38.40 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 ------------------------------------------------------------------------------- 500 316 5 210 14| 0.0 9.3 9.3| 31.1 0.0 31.1 62.1 0.93| 9.4 8.7 1000 311 8 226 14| 0.0 6.9 6.9| 47.2 0.0 47.2 47.2 0.91| 7.2 6.5 1500 314 10 233 14| 0.6 4.6 5.2| 51.6 0.0 51.6 34.4 0.89| 5.4 4.8 2000 317 11 238 13| 0.9 3.4 4.3| 55.5 0.0 55.5 27.8 0.86| 4.5 3.9 2500 321 12 242 13| 1.2 2.8 4.0| 62.4 0.0 62.4 25.0 0.86| 4.1 3.6 3000 324 13 247 12| 1.5 2.3 3.8| 72.1 0.0 72.1 24.0 0.88| 4.0 3.5 4000 332 15 261 11| 2.0 1.7 3.8| 93.3 0.0 93.3 23.3 0.90| 3.9 3.5 5000 340 18 279 10| 2.3 1.4 3.7|111.2 0.0 111.2 22.2 0.86| 3.9 3.3 6000 344 21 297 11| 1.9 1.7 3.7|111.9 -0.4 111.5 18.6 0.72| 3.9 2.8 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20250517.00.gif