UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122800.upa.cvt Date: 0000Z 28 DEC 25 Searching for X0935... Searching the city database file for: X0935 ... Date:0000Z 28 DEC 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 -270 -21.1 -23.8 79 2.7 -21.4 315 3 252.1 252.1 251.7 253.6 0.56 SFC 925 538 -21.1 -23.8 79 2.7 -21.5 315 3 257.7 257.8 256.6 259.4 0.60 2 888 958 -14.3 -15.6 90 1.3 -14.6 310 7 267.8 268.0 265.6 271.3 1.28 3 850 1405 -17.3 -20.5 76 3.2 -17.9 305 11 268.0 268.2 265.0 270.5 0.88 4 700 2828 -27.7 -32.7 62 5.0 -28.2 310 40 271.8 271.9 266.6 272.9 0.35 5 668 3162 -30.7 -35.2 65 4.5 -31.0 309 43 272.1 272.2 266.7 273.0 0.29 6 587 4074 -34.3 -38.5 66 4.2 -34.6 305 50 278.2 278.2 270.5 278.9 0.23 7 500 5180 -41.1 -45.0 66 3.9 -41.3 300 60 282.9 283.0 273.1 283.4 0.14 8 475 5526 -43.5 -47.8 62 4.3 -43.6 298 64 284.1 284.2 273.7 284.5 0.11 9 456 5800 -43.5 -48.0 61 4.5 -43.7 297 67 287.5 287.5 275.5 287.8 0.11 10 429 6208 -46.0 -50.7 59 4.6 -46.2 295 71 289.3 289.3 276.5 289.6 0.09 11 400 6670 -48.9 -53.7 57 4.8 -49.0 295 69 291.4 291.4 277.5 291.7 0.06 12 347 7596 -53.7 -58.7 54 5.0 -53.8 295 68 297.0 297.0 280.1 297.2 0.04 13 324 8036 -54.9 -59.9 54 5.0 -55.0 295 68 301.3 301.3 281.9 301.4 0.04 14 300 8530 -54.3 -59.3 54 5.0 -54.4 290 66 308.8 308.8 284.9 309.0 0.04 15 252 9639 -55.5 -61.5 47 6.0 -55.6 276 43 322.8 322.8 289.6 323.0 0.04 16 250 9690 -55.7 -61.7 47 6.0 -55.8 275 42 323.3 323.3 289.8 323.4 0.04 17 209 10824 -60.3 -66.3 45 6.0 -60.4 279 55 333.1 333.1 292.6 333.2 0.02 18 200 11100 -58.9 -64.9 46 6.0 -59.0 280 58 339.5 339.5 294.2 339.6 0.03 19 166 12274 -54.5 -62.5 37 8.0 -54.7 280 55 365.4 365.4 299.8 365.7 0.05 20 150 12920 -54.7 -63.7 32 9.0 -54.9 280 54 375.8 375.8 301.6 376.1 0.05 21 119 14402 -56.1 -66.1 27 10.0 -56.4 280 52 399.0 399.0 305.1 399.2 0.04 22 100 15520 -52.7 -64.7 22 12.0 -53.2 280 50 425.9 425.9 308.4 426.2 0.06 23 70 17820 -53.1 -69.1 13 16.0 -53.9 260 56 470.8 470.8 312.7 471.1 0.05 24 69 17913 -53.1 -69.1 13 16.0 -53.9 260 56 472.7 472.7 312.9 473.0 0.05 25 66 18202 -48.9 -65.9 12 17.0 -50.2 258 57 487.9 487.9 314.1 488.4 0.08 26 51 19917 -42.9 -63.9 8 21.0 -45.8 251 64 539.3 539.4 317.5 540.2 0.14 27 50 20050 -43.3 -64.3 8 21.0 -46.2 250 64 541.4 541.5 317.6 542.3 0.13 28 32 23030 -47.1 -73.1 4 26.0 -50.2 605.0 605.0 320.9 605.4 0.06 TRP 324 8036 -54.9 -59.9 54 5.0 -55.0 295 68 301.3 301.3 281.9 301.4 0.04 WND 429 6208 -46.0 -50.7 59 4.6 -46.2 295 71 289.3 289.3 276.5 289.6 0.09 Sounding variables and indices 1000-500 mb thick: 5450.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 69.00 % Est. max temperature: -9.23 C = 15.39 F Sfc-Lift cond lev (LCL): 884.58 mb = 997.16 m = 3271.49 ft T: -14.56 C 700-500 lapse rate: 5.70 C/km ThetaE index: 0.82 C Layer 850.0- 700.0 mb Conv cond level (CCL): 925.00 mb = 537.72 m = 1764.17 ft Mean mixing ratio: 0.96 g/kg Conv temperature: -18.48 C = -1.26 F Cap Strength: 8.40 C Lifted Index: 11.67 C Risk: None Lifted Index @300 mb: 28.30 C Lifted Index @700 mb: 3.69 C Showalter Index: 10.38 C Risk: None Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.80 C Cross Totals Index: 20.60 C K Index: -1.70 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 2.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 54.00 J/kg Max Up Vert Vel: 10.39 m/s Conv Inhibition (B-): 48691.30 J/kg Cap Strength: 11.50 C Lift Cond Lev (LCL): 844.24 mb = 1454.80 m = 4772.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 332 at 33 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 ---------------------------------------------------------- 0 925 538 315 3 2.1 -2.1 | 154 30 -13.3 26.9 1 925 770 315 3 2.1 -2.1 | 154 30 -13.3 26.9 2 850 1405 305 11 9.0 -6.3 | 164 24 -6.4 22.7 3 700 2828 310 40 30.6 -25.7 | 258 16 15.2 3.3 4 500 5180 300 60 52.0 -30.0 | 272 37 36.5 -1.0 5 429 6208 295 71 64.3 -30.0 | 271 49 48.9 -1.0 6 400 6670 295 69 62.5 -29.2 | 270 47 47.1 -0.1 7 324 8036 295 68 61.6 -28.7 | 270 46 46.2 0.3 8 300 8530 290 66 62.0 -22.6 | 262 47 46.6 6.5 9 250 9690 275 42 41.8 -3.7 | 226 37 26.4 25.4 10 200 11100 280 58 57.1 -10.1 | 246 46 41.7 19.0 11 150 12920 280 54 53.2 -9.4 | 242 43 37.7 19.7 12 100 15520 280 50 49.2 -8.7 | 239 39 33.8 20.4 13 70 17820 260 56 55.1 9.7 | 226 55 39.7 38.8 14 50 20050 250 64 60.1 21.9 | 221 68 44.7 50.9 Wind Parameters Mean winds (0-6000m): 302.0 at 43.9 knts Storm direction: 332.0 at 32.9 knts Shear (0-3000m) pos: 4.8 neg: 2.6 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 112.7 deg Storm rel helicity (0-3000m) pos: 150.0 neg: 0.0 tot: 150.0 m^2/s^2 ave: 50.0 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 5.6 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.26 Bulk Shear: 203.95 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 ------------------------------------------------------------------------------- 500 312 5 155 29| 0.0 3.5 3.5| 12.0 0.0 12.0 24.0 0.47| 3.5 1.6 1000 307 8 159 26| 0.0 5.5 5.5| 43.4 0.0 43.4 43.4 0.60| 5.6 3.3 1500 307 12 165 23| 3.5 3.7 7.2| 80.2 0.0 80.2 53.5 0.68| 7.2 4.9 2000 308 17 174 19| 5.3 2.8 8.0|115.9 0.0 115.9 58.0 0.77| 8.0 6.2 2500 309 22 185 16| 5.8 2.2 8.0|141.0 0.0 141.0 56.4 0.79| 8.0 6.3 3000 309 26 199 14| 4.8 2.6 7.4|150.0 0.0 150.0 50.0 0.74| 7.5 5.6 4000 307 32 227 14| 3.6 3.1 6.7|162.9 0.0 162.9 40.7 0.65| 6.8 4.4 5000 304 38 245 18| 2.9 3.5 6.4|167.1 0.0 167.1 33.4 0.55| 6.5 3.6 6000 302 44 255 23| 2.4 3.5 5.9|167.1 -12.6 154.5 25.8 0.47| 6.2 2.9 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20251228.00.gif