UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for U8445... Searching the city database file for: U8445 ... Date:0000Z 8 DEC 25 Station: U8445 WMO ident: 28445 Latitude: 56.73 Longitude: 61.07 ------------------------------------------------------------------------------- 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 221 30 3 SFC 991 290 -14.1 -16.2 84 2.1 -14.5 30 3 259.7 259.9 259.2 262.7 1.09 2 952 592 -17.5 -20.5 77 3.0 -18.0 56 9 259.3 259.4 258.2 261.4 0.78 3 934 735 -16.9 -19.8 78 2.9 -17.4 69 12 261.3 261.4 260.0 263.6 0.85 4 925 808 -15.1 -18.1 78 3.0 -15.7 75 13 263.9 264.0 262.2 266.6 0.99 5 920 849 -13.7 -16.4 80 2.7 -14.3 83 12 265.7 265.9 263.9 268.9 1.15 6 899 1025 -14.1 -16.3 83 2.2 -14.6 119 10 267.1 267.3 264.9 270.4 1.19 7 890 1101 -10.9 -13.0 84 2.1 -11.4 134 8 271.1 271.4 268.4 275.5 1.58 8 878 1206 -10.1 -11.7 88 1.6 -10.5 155 7 273.0 273.3 269.9 278.0 1.77 9 850 1455 -11.5 -13.3 86 1.8 -12.0 205 3 274.1 274.4 270.3 278.6 1.61 10 700 2919 -20.1 -23.2 76 3.1 -20.6 225 9 280.2 280.4 272.8 282.7 0.84 11 685 3079 -21.3 -24.5 75 3.2 -21.8 224 9 280.6 280.8 272.8 282.9 0.77 12 500 5310 -40.7 -44.1 70 3.4 -40.9 215 15 283.4 283.4 273.4 283.9 0.15 13 474 5673 -43.3 -46.8 68 3.5 -43.5 226 16 284.6 284.6 274.0 285.0 0.12 14 458 5905 -42.9 -46.3 69 3.4 -43.0 233 17 287.9 287.9 275.8 288.3 0.13 15 400 6810 -48.1 -52.9 58 4.8 -48.2 260 21 292.5 292.5 278.0 292.7 0.07 16 372 7284 -50.3 -55.3 55 5.0 -50.4 263 25 295.7 295.7 279.5 295.9 0.06 17 300 8670 -54.7 -61.7 42 7.0 -54.8 270 38 308.2 308.3 284.7 308.4 0.03 18 268 9389 -57.3 -64.3 41 7.0 -57.4 275 44 314.6 314.6 286.9 314.7 0.03 19 250 9830 -56.7 -64.7 36 8.0 -56.8 280 38 321.8 321.8 289.3 321.9 0.03 20 227 10441 -56.7 -64.7 36 8.0 -56.8 282 37 330.8 330.8 292.0 330.9 0.03 21 200 11240 -58.3 -67.3 31 9.0 -58.5 285 35 340.4 340.4 294.4 340.5 0.02 22 150 13040 -60.5 -70.5 26 10.0 -60.6 290 38 365.9 365.9 299.8 365.9 0.02 23 125 14177 -60.5 -71.5 22 11.0 -60.7 288 37 385.4 385.4 303.1 385.5 0.02 24 108 15080 -64.3 -75.3 21 11.0 -64.4 286 36 394.7 394.7 304.5 394.8 0.01 25 100 15550 -65.1 -76.1 20 11.0 -65.2 285 35 401.9 401.9 305.5 402.0 0.01 26 96 15797 -65.9 -77.9 17 12.0 -66.0 284 35 405.1 405.1 305.9 405.2 0.01 27 80 16903 -64.5 -76.5 18 12.0 -64.7 279 37 429.7 429.7 308.8 429.7 0.01 28 70 17710 -67.9 -79.9 16 12.0 -68.0 275 38 439.1 439.1 309.8 439.2 0.01 29 69 17797 -68.5 -80.5 16 12.0 -68.6 275 38 439.6 439.6 309.8 439.7 0.01 30 52 19488 -71.7 -83.7 15 12.0 -71.8 271 45 469.2 469.2 312.5 469.3 0.01 31 50 19720 -71.7 -83.7 15 12.0 -71.8 270 46 474.5 474.5 313.0 474.6 0.01 32 43 20613 -70.5 -82.5 15 12.0 -70.6 498.4 498.4 314.8 498.5 0.01 33 31 22539 -73.9 -85.9 14 12.0 -74.0 538.1 538.1 317.4 538.2 0.01 TRP 268 9389 -57.3 -64.3 41 7.0 -57.4 275 44 314.6 314.6 286.9 314.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5089.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 77.33 % Est. max temperature: 0.58 C = 33.04 F Sfc-Lift cond lev (LCL): 957.77 mb = 546.50 m = 1792.95 ft T: -16.99 C 700-500 lapse rate: 8.62 C/km ThetaE index: 1.23 C Layer 952.0- 934.0 mb Conv cond level (CCL): 683.19 mb = 3097.74 m = 10163.06 ft Mean mixing ratio: 1.01 g/kg Conv temperature: 6.78 C = 44.21 F Cap Strength: 14.54 C Lifted Index: 15.00 C Risk: None Lifted Index @300 mb: 30.48 C Lifted Index @700 mb: 14.33 C Showalter Index: 4.28 C Risk: None Total Totals Index: 56.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.20 C Cross Totals Index: 27.40 C K Index: 12.80 Risk: None Sweat Index: 173.00 Risk: None Energy Index: 1.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.77 J/kg Max Up Vert Vel: 9.57 m/s Conv Inhibition (B-): 44661.15 J/kg Cap Strength: 15.04 C Lift Cond Lev (LCL): 902.82 mb = 992.34 m = 3255.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 248 at 8 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 ---------------------------------------------------------- 0 991 290 30 3 -1.5 -2.6 | 58 11 -8.9 -5.6 1 925 808 75 13 -12.6 -3.4 | 72 21 -20.0 -6.4 2 850 1455 205 3 1.3 2.7 | 88 6 -6.2 -0.3 3 700 2919 225 9 6.4 6.4 | 162 4 -1.1 3.4 4 500 5310 215 15 8.6 12.3 | 187 9 1.2 9.3 5 400 6810 260 21 20.7 3.6 | 267 13 13.2 0.7 6 300 8670 270 38 38.0 -0.0 | 276 31 30.6 -3.0 7 268 9389 275 44 43.8 -3.8 | 281 37 36.4 -6.8 8 250 9830 280 38 37.4 -6.6 | 288 31 30.0 -9.6 9 200 11240 285 35 33.8 -9.1 | 295 29 26.4 -12.0 10 150 13040 290 38 35.7 -13.0 | 299 32 28.3 -16.0 11 100 15550 285 35 33.8 -9.1 | 295 29 26.4 -12.0 12 70 17710 275 38 37.9 -3.3 | 282 31 30.4 -6.3 13 50 19720 270 46 46.0 -0.0 | 274 39 38.6 -3.0 Wind Parameters Mean winds (0-6000m): 218.1 at 10.7 knts Storm direction: 248.1 at 8.0 knts Shear (0-3000m) pos: 2.2 neg: 0.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 113.8 deg Storm rel helicity (0-3000m) pos: 76.9 neg: -4.7 tot: 72.2 m^2/s^2 ave: 24.1 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 3.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.07 Bulk Shear: 42.61 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 67 8 67 16| 11.0 0.0 11.0| 20.5 -0.6 19.9 39.8 0.37| 11.8 4.3 1000 81 9 75 17| 4.2 0.0 4.2| 69.7 -0.6 69.1 69.1 0.51| 14.9 7.6 1500 84 7 75 15| 2.5 0.0 2.5| 71.2 -4.7 66.5 44.3 0.40| 11.5 4.7 2000 105 7 85 14| 2.4 0.0 2.4| 73.5 -4.7 68.8 34.4 0.43| 9.2 4.0 2500 148 7 104 11| 2.3 0.0 2.3| 75.7 -4.7 71.0 28.4 0.46| 7.8 3.6 3000 185 7 121 8| 2.2 0.0 2.2| 76.9 -4.7 72.2 24.1 0.48| 6.8 3.2 4000 207 8 139 6| 1.7 0.3 2.0| 78.4 -4.7 73.7 18.4 0.47| 5.4 2.6 5000 211 9 153 6| 1.3 0.5 1.9| 79.3 -4.7 74.6 14.9 0.45| 4.6 2.1 6000 218 11 171 5| 1.5 0.5 2.0|103.8 -4.7 99.0 16.5 0.55| 4.7 2.5 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251208.00.gif