UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:1200Z 27 APR 25 Station: UIBB WMO ident: 30309 Latitude: 56.07 Longitude: 101.83 Elevation: 489.00 ------------------------------------------------------------------------------- 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 88 SFC 961 489 7.2 5.4 88 1.8 6.3 80 3 283.6 284.6 281.3 299.8 5.85 2 957 515 6.8 4.8 87 2.0 5.8 69 4 283.5 284.5 281.0 299.2 5.63 3 948 576 7.8 5.4 85 2.4 6.6 43 7 285.3 286.3 282.1 301.9 5.93 4 947 582 7.6 5.2 85 2.4 6.3 40 8 285.2 286.2 282.0 301.5 5.86 5 925 733 8.0 5.0 81 3.0 6.5 335 15 287.5 288.5 283.1 304.2 5.91 6 896 997 10.8 4.8 66 6.0 7.6 316 22 293.0 294.1 285.5 310.4 6.02 7 850 1434 9.0 -2.0 46 11.0 3.8 285 33 295.6 296.3 284.2 307.1 3.88 8 849 1444 9.0 -2.0 46 11.0 3.8 285 33 295.7 296.4 284.2 307.2 3.89 9 813 1801 6.6 -4.4 45 11.0 1.7 282 36 296.8 297.4 284.2 307.0 3.39 10 700 3005 -4.5 -9.2 70 4.7 -6.2 270 48 297.5 298.0 283.7 305.8 2.72 11 616 4001 -9.5 -11.3 87 1.8 -10.1 278 46 302.8 303.3 285.7 311.0 2.62 12 612 4052 -9.9 -11.7 87 1.8 -10.5 278 46 302.9 303.4 285.7 310.9 2.55 13 500 5580 -20.1 -23.3 76 3.2 -20.8 290 42 308.5 308.8 286.2 312.4 1.17 14 409 7033 -30.9 -34.3 72 3.4 -31.3 285 44 312.8 312.9 286.9 314.6 0.51 15 400 7190 -32.3 -35.8 71 3.5 -32.7 285 44 313.0 313.1 286.9 314.6 0.45 16 300 9150 -48.1 -52.7 59 4.6 -48.3 290 46 317.6 317.6 288.1 317.9 0.10 17 263 10003 -55.5 -59.9 58 4.4 -55.6 318.9 318.9 288.5 319.1 0.05 TRP WND Sounding variables and indices 1000-500 mb thick: 5492.00 m Freezing level: 745.81 mb = 2516.88 m = 8257.39 ft Wetbulb zero: 788.62 mb = 2045.89 m = 6712.16 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 70.58 % Est. max temperature: 20.32 C = 68.58 F Sfc-Lift cond lev (LCL): 934.87 mb = 664.95 m = 2181.56 ft T: 7.82 C 700-500 lapse rate: 6.06 C/km ThetaE index: 3.32 C Layer 850.0- 849.0 mb Conv cond level (CCL): 759.26 mb = 2351.20 m = 7713.81 ft Mean mixing ratio: 5.64 g/kg Conv temperature: 20.68 C = 69.22 F Cap Strength: 5.62 C Lifted Index: 4.72 C Risk: None Lifted Index @300 mb: 8.31 C Lifted Index @700 mb: 1.57 C Showalter Index: 4.08 C Risk: None Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.10 C Cross Totals Index: 18.10 C K Index: 22.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 108.00 Risk: None Energy Index: 1.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.26 J/kg Max Up Vert Vel: 8.63 m/s Conv Inhibition (B-): 1886.46 J/kg Cap Strength: 5.62 C Lift Cond Lev (LCL): 843.21 mb = 1500.19 m = 4921.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 312 at 30 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 ---------------------------------------------------------- 0 961 489 80 3 -3.0 -0.5 | 128 32 -25.0 19.2 1 925 733 335 15 6.3 -13.6 | 111 17 -15.7 6.1 2 850 1434 285 33 31.9 -8.5 | 221 15 9.8 11.2 3 700 3005 270 48 48.0 -0.0 | 233 33 26.0 19.7 4 500 5580 290 42 39.5 -14.4 | 253 18 17.4 5.4 5 400 7190 285 44 42.5 -11.4 | 248 22 20.5 8.3 6 300 9150 290 46 43.2 -15.7 | 259 22 21.2 4.0 Wind Parameters Mean winds (0-6000m): 281.8 at 39.4 knts Storm direction: 311.8 at 29.6 knts Shear (0-3000m) pos: 0.5 neg: 8.7 tot: 9.2 10-3/s Storm rel Dir Shear (0-3000m): 108.5 deg Storm rel helicity (0-3000m) pos: 62.2 neg: -71.9 tot: -9.7 m^2/s^2 ave: -3.2 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 11.9 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.27 Bulk Shear: 140.25 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 ------------------------------------------------------------------------------- 500 332 13 117 18| 0.0 24.0 24.0| 7.4 -71.5 -64.1 -128.2 -0.25| 29.6 -7.5 1000 304 20 148 10| 0.0 18.7 18.7| 29.3 -71.5 -42.2 -42.2 0.10| 25.0 2.6 1500 293 25 185 10| 0.0 14.1 14.1| 39.7 -71.5 -31.8 -21.2 0.13| 18.6 2.5 2000 287 29 206 12| 0.0 11.8 11.8| 46.2 -71.5 -25.3 -12.7 0.14| 15.4 2.1 2500 282 32 216 16| 0.0 10.5 10.5| 47.5 -71.9 -24.4 -9.7 0.13| 13.6 1.7 3000 280 35 221 18| 0.5 8.7 9.2| 62.2 -71.9 -9.7 -3.2 0.15| 11.9 1.7 4000 279 37 227 20| 1.3 6.5 7.8| 86.8 -71.9 14.9 3.7 0.18| 9.8 1.8 5000 280 39 232 21| 1.6 5.2 6.9|105.1 -71.9 33.2 6.6 0.20| 8.5 1.7 6000 282 39 235 20| 1.4 4.5 5.8|106.4 -76.9 29.5 4.9 0.19| 7.3 1.4 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20250427.12.gif