UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 17 OCT 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 355 320 1 SFC 992 489 -4.7 -9.1 71 4.4 -6.0 320 1 269.1 269.4 267.6 274.4 1.93 2 991 496 -4.5 -8.7 72 4.2 -5.8 322 1 269.3 269.7 267.9 274.8 1.99 3 949 792 -6.3 -11.2 68 4.9 -7.7 49 2 270.9 271.2 268.4 275.6 1.71 4 925 966 -8.3 -15.3 57 7.0 -10.0 100 3 270.8 271.0 267.6 274.4 1.26 5 895 1220 -10.7 -18.7 52 8.0 -12.4 88 4 270.9 271.1 267.1 273.7 0.97 6 850 1614 -13.7 -19.7 60 6.0 -14.9 70 5 271.8 271.9 267.7 274.5 0.94 7 787 2195 -18.3 -21.8 74 3.5 -18.9 62 8 272.9 273.1 268.2 275.4 0.85 8 778 2281 -15.9 -19.3 75 3.4 -16.6 61 9 276.4 276.6 270.8 279.5 1.07 9 760 2459 -13.7 -18.7 66 5.0 -14.8 58 10 280.6 280.8 273.5 284.0 1.15 10 700 3081 -16.7 -23.7 55 7.0 -18.0 50 13 284.0 284.1 274.8 286.4 0.81 11 606 4153 -21.3 -33.3 33 12.0 -22.9 48 19 290.6 290.7 277.6 291.9 0.38 12 582 4450 -23.5 -37.5 26 14.0 -25.1 47 21 291.4 291.5 277.8 292.3 0.26 13 500 5540 -32.3 -40.3 45 8.0 -32.9 45 27 293.7 293.7 278.8 294.4 0.23 14 455 6199 -37.3 -44.3 48 7.0 -37.7 43 32 295.4 295.5 279.6 296.0 0.16 15 400 7080 -42.7 -47.7 58 5.0 -42.9 40 38 299.5 299.5 281.3 299.9 0.13 16 376 7496 -45.3 -50.1 58 4.8 -45.5 41 39 301.4 301.4 282.1 301.8 0.10 17 304 8885 -54.9 -59.4 57 4.5 -55.0 45 44 306.8 306.8 284.2 307.0 0.04 18 300 8970 -55.3 -59.7 58 4.4 -55.4 45 44 307.4 307.4 284.4 307.6 0.04 19 262 9819 -59.9 -64.4 56 4.5 -60.0 41 47 312.8 312.8 286.4 312.9 0.03 20 250 10110 -60.5 -64.9 56 4.4 -60.6 40 48 316.1 316.1 287.5 316.2 0.02 21 234 10521 -61.7 -66.3 54 4.6 -61.7 50 46 320.3 320.3 288.9 320.4 0.02 22 218 10961 -61.5 -66.0 55 4.5 -61.6 43 41 327.2 327.2 290.9 327.3 0.02 23 200 11500 -58.1 -62.9 54 4.8 -58.2 35 35 340.8 340.8 294.6 340.9 0.04 24 164 12754 -56.9 -61.9 53 5.0 -57.1 362.7 362.7 299.2 362.9 0.06 TRP 234 10521 -61.7 -66.3 54 4.6 -61.7 50 46 320.3 320.3 288.9 320.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5185.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 51.08 % Est. max temperature: -1.84 C = 28.69 F Sfc-Lift cond lev (LCL): 925.29 mb = 963.88 m = 3162.29 ft T: -8.28 C 700-500 lapse rate: 6.34 C/km ThetaE index: 1.92 C Layer 925.0- 850.0 mb Conv cond level (CCL): 842.37 mb = 1682.02 m = 5518.35 ft Mean mixing ratio: 1.51 g/kg Conv temperature: -1.84 C = 28.69 F Cap Strength: 14.95 C Lifted Index: 15.79 C Risk: None Lifted Index @300 mb: 23.14 C Lifted Index @700 mb: 10.00 C Showalter Index: 15.96 C Risk: None Total Totals Index: 31.20 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 12.60 C K Index: -8.10 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 4.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.00 J/kg Max Up Vert Vel: 3.16 m/s Conv Inhibition (B-): 10065.88 J/kg Cap Strength: 15.79 C Lift Cond Lev (LCL): 860.51 mb = 1520.20 m = 4987.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 78 at 12 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 ---------------------------------------------------------- 0 992 489 320 1 0.6 -0.8 | 262 12 12.3 1.7 1 925 966 100 3 -3.0 0.5 | 251 9 8.7 3.0 2 850 1614 70 5 -4.7 -1.7 | 263 7 6.9 0.8 3 700 3081 50 13 -10.0 -8.4 | 344 6 1.7 -5.8 4 500 5540 45 27 -19.1 -19.1 | 24 18 -7.5 -16.6 5 400 7080 40 38 -24.4 -29.1 | 26 30 -12.8 -26.6 6 300 8970 45 44 -31.1 -31.1 | 34 35 -19.5 -28.6 7 250 10110 40 48 -30.9 -36.8 | 29 39 -19.2 -34.3 8 234 10521 50 46 -35.2 -29.6 | 41 36 -23.6 -27.1 9 200 11500 35 35 -20.1 -28.7 | 18 27 -8.4 -26.2 Wind Parameters Mean winds (0-6000m): 47.8 at 15.9 knts Storm direction: 77.8 at 11.9 knts Shear (0-3000m) pos: 0.7 neg: 2.3 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 97.8 deg Storm rel helicity (0-3000m) pos: 18.4 neg: -6.3 tot: 12.0 m^2/s^2 ave: 4.0 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 27.05 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 85 2 256 10| 4.0 0.0 4.0| 2.7 -6.3 -3.6 -7.2 -0.32| 5.4 -1.7 1000 85 3 256 9| 2.0 1.1 3.1| 5.1 -6.3 -1.2 -1.2 -0.07| 3.8 -0.3 1500 76 4 259 8| 1.3 1.7 3.0| 8.1 -6.3 1.7 1.2 0.12| 3.5 0.4 2000 69 5 264 7| 1.0 2.0 3.0| 11.3 -6.3 4.9 2.5 0.30| 3.4 1.0 2500 62 6 274 6| 0.8 2.2 3.0| 14.5 -6.3 8.2 3.3 0.41| 3.3 1.3 3000 58 7 285 6| 0.7 2.3 3.0| 18.4 -6.3 12.0 4.0 0.46| 3.3 1.5 4000 53 10 314 5| 0.5 2.5 3.0| 25.9 -6.3 19.5 4.9 0.47| 3.2 1.5 5000 50 13 343 6| 0.4 2.6 3.0| 32.2 -6.3 25.9 5.2 0.44| 3.1 1.4 6000 48 16 1 8| 0.3 2.8 3.1| 35.6 -6.3 29.2 4.9 0.37| 3.2 1.2 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251017.00.gif