UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for U8445... Searching the city database file for: U8445 ... Date:0000Z 26 APR 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 17 SFC 968 286 8.0 7.1 94 0.9 7.5 45 3 283.8 284.9 282.1 301.9 6.54 2 949 450 6.4 5.4 93 1.0 5.9 65 6 283.8 284.8 281.4 300.3 5.93 3 925 662 8.6 7.9 95 0.7 8.2 90 9 288.1 289.4 284.7 308.5 7.24 4 924 671 8.8 8.2 96 0.6 8.5 92 9 288.4 289.7 285.0 309.2 7.40 5 850 1353 5.4 4.1 91 1.3 4.7 210 7 291.8 292.9 285.0 309.2 6.04 6 713 2777 -0.5 -1.6 92 1.1 -1.0 228 16 300.3 301.2 287.0 314.7 4.77 7 700 2924 -2.1 -3.6 89 1.5 -2.8 230 17 300.2 300.9 286.3 312.8 4.19 8 500 5510 -19.3 -21.7 81 2.4 -19.9 200 29 309.5 309.8 286.7 313.9 1.35 9 435 6531 -26.9 -30.0 75 3.1 -27.4 203 29 312.4 312.6 287.1 314.9 0.73 10 400 7130 -31.7 -34.6 75 2.9 -32.1 205 29 313.8 313.9 287.3 315.6 0.51 11 300 9100 -48.3 -51.8 67 3.5 -48.4 220 33 317.3 317.3 288.0 317.7 0.11 12 266 9878 -55.5 -59.0 65 3.5 -55.6 223 36 317.9 317.9 288.1 318.1 0.05 13 250 10270 -58.5 -62.1 63 3.6 -58.6 225 38 319.1 319.1 288.5 319.2 0.04 14 221 11040 -62.7 -66.2 63 3.5 -62.7 225 33 324.1 324.1 290.0 324.2 0.02 15 210 11359 -56.9 -60.3 65 3.4 -57.0 230 38 337.9 337.9 293.9 338.1 0.05 16 200 11670 -55.5 -59.1 64 3.6 -55.6 235 42 344.9 344.9 295.6 345.2 0.07 17 150 13510 -52.7 -57.1 59 4.4 -52.9 250 31 379.3 379.3 302.2 379.8 0.11 18 100 16120 -54.3 -60.3 48 6.0 -54.6 260 31 422.8 422.8 308.1 423.4 0.11 19 70 18390 -56.1 -63.1 41 7.0 -56.5 265 27 464.4 464.4 312.2 465.0 0.11 20 58 19584 -56.7 -63.7 41 7.0 -57.1 488.7 488.7 314.2 489.4 0.13 TRP 221 11040 -62.7 -66.2 63 3.5 -62.7 225 33 324.1 324.1 290.0 324.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5493.00 m Freezing level: 724.61 mb = 2656.31 m = 8714.82 ft Wetbulb zero: 737.69 mb = 2501.16 m = 8205.79 ft Precipitable water: 0.91 inches Sfc-500 mean rel hum: 88.87 % Est. max temperature: 17.79 C = 64.02 F Sfc-Lift cond lev (LCL): 954.88 mb = 399.23 m = 1309.78 ft T: 6.90 C 700-500 lapse rate: 6.65 C/km ThetaE index: 1.89 C Layer 700.0- 500.0 mb Conv cond level (CCL): 959.84 mb = 356.43 m = 1169.36 ft Mean mixing ratio: 6.70 g/kg Conv temperature: 7.99 C = 46.39 F Cap Strength: 4.40 C Lifted Index: 5.23 C Risk: None Lifted Index @300 mb: 7.75 C Lifted Index @700 mb: 3.74 C Showalter Index: 3.53 C Risk: None Total Totals Index: 48.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 23.40 C K Index: 27.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 92.20 Risk: None Energy Index: 0.95 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.19 J/kg Max Up Vert Vel: 8.39 m/s Conv Inhibition (B-): 20091.18 J/kg Cap Strength: 5.15 C Lift Cond Lev (LCL): 904.94 mb = 841.19 m = 2759.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 239 at 14 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 ---------------------------------------------------------- 0 968 286 45 3 -2.1 -2.1 | 56 17 -13.9 -9.2 1 925 662 90 9 -9.0 0.0 | 71 22 -20.7 -7.1 2 850 1353 210 7 3.5 6.1 | 83 8 -8.2 -1.1 3 700 2924 230 17 13.0 10.9 | 199 4 1.3 3.8 4 500 5510 200 29 9.9 27.3 | 175 20 -1.8 20.1 5 400 7130 205 29 12.3 26.3 | 182 19 0.5 19.2 6 300 9100 220 33 21.2 25.3 | 208 20 9.5 18.2 7 250 10270 225 38 26.9 26.9 | 217 25 15.1 19.7 8 221 11040 225 33 23.3 23.3 | 216 20 11.6 16.2 9 200 11670 235 42 34.4 24.1 | 233 28 22.7 17.0 10 150 13510 250 31 29.1 10.6 | 259 18 17.4 3.5 11 100 16120 260 31 30.5 5.4 | 275 19 18.8 -1.7 12 70 18390 265 27 26.9 2.4 | 287 16 15.2 -4.8 Wind Parameters Mean winds (0-6000m): 208.7 at 18.3 knts Storm direction: 238.7 at 13.7 knts Shear (0-3000m) pos: 3.3 neg: 0.5 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 139.4 deg Storm rel helicity (0-3000m) pos: 72.3 neg: -3.8 tot: 68.6 m^2/s^2 ave: 22.9 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.52 Bulk Shear: 67.68 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 86 7 68 20| 8.2 0.0 8.2| 42.9 0.0 42.9 85.8 0.74| 11.1 8.2 1000 113 7 77 19| 5.1 0.0 5.1| 61.4 -1.8 59.6 59.6 0.49| 11.7 5.8 1500 155 8 89 15| 4.4 0.0 4.4| 64.7 -3.4 61.2 40.8 0.46| 9.3 4.2 2000 190 9 97 10| 4.1 0.0 4.1| 68.1 -3.4 64.7 32.3 0.49| 7.8 3.9 2500 208 10 102 7| 3.9 0.0 3.9| 71.4 -3.4 68.0 27.2 0.54| 7.0 3.8 3000 215 11 109 6| 3.3 0.5 3.7| 72.3 -3.8 68.6 22.9 0.52| 6.4 3.3 4000 217 13 135 5| 2.5 1.1 3.6| 72.3 -7.5 64.8 16.2 0.41| 5.6 2.3 5000 212 16 154 7| 2.0 1.6 3.5| 72.3 -18.1 54.2 10.8 0.30| 5.2 1.6 6000 209 18 162 9| 1.7 1.4 3.1| 77.7 -21.4 56.3 9.4 0.29| 4.5 1.3 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20250426.00.gif