UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032812.upa.cvt Date: 1200Z 28 MAR 20 Searching for UIBB... Searching the city database file for: UIBB ... Date:1200Z 28 MAR 20 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 44 SFC 955 489 1.4 -5.6 60 7.0 -1.2 290 5 278.2 278.6 274.3 285.6 2.63 2 925 673 -0.7 -5.7 69 5.0 -2.6 270 19 278.6 279.1 274.6 286.2 2.70 3 850 1341 -6.7 -10.4 75 3.7 -7.8 265 27 279.1 279.5 274.0 284.9 2.03 4 837 1461 -7.7 -11.2 76 3.5 -8.8 266 27 279.3 279.6 273.9 284.9 1.94 5 700 2823 -18.3 -21.9 73 3.6 -19.0 275 23 282.2 282.4 274.0 285.1 0.95 6 500 5240 -37.7 -42.7 59 5.0 -38.0 270 50 287.1 287.1 275.5 287.7 0.18 7 494 5323 -37.9 -43.9 53 6.0 -38.2 270 50 287.8 287.8 275.8 288.3 0.16 8 487 5422 -37.7 -44.7 48 7.0 -38.1 270 50 289.2 289.3 276.5 289.7 0.15 9 400 6760 -44.3 -57.3 22 13.0 -44.7 270 54 297.4 297.4 280.3 297.6 0.04 10 316 8309 -53.2 -66.2 19 13.0 -53.4 265 60 305.7 305.7 283.7 305.8 0.02 11 304 8558 -54.7 -67.7 19 13.0 -54.9 307.1 307.1 284.2 307.1 0.01 TRP WND 316 8309 -53.2 -66.2 19 13.0 -53.4 265 60 305.7 305.7 283.7 305.8 0.02 Sounding variables and indices 1000-500 mb thick: 5196.00 m Freezing level: 935.00 mb = 611.67 m = 2006.76 ft Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 69.48 % Est. max temperature: 3.17 C = 37.70 F Sfc-Lift cond lev (LCL): 856.21 mb = 1283.46 m = 4210.76 ft T: -6.18 C 700-500 lapse rate: 8.03 C/km ThetaE index: 1.31 C Layer 850.0- 700.0 mb Conv cond level (CCL): 828.57 mb = 1538.17 m = 5046.44 ft Mean mixing ratio: 2.47 g/kg Conv temperature: 2.68 C = 36.82 F Cap Strength: 0.55 C Lifted Index: 1.83 C Risk: Showers probable Lifted Index @700 mb: 0.25 C Showalter Index: 2.36 C Risk: Showers probable Total Totals Index: 58.30 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.00 C Cross Totals Index: 27.30 C K Index: 17.00 Risk: < 20 % chance of thunderstorms Sweat Index: 290.00 Risk: None Energy Index: 0.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.09 J/kg Max Up Vert Vel: 2.05 m/s Conv Inhibition (B-): 1409.51 J/kg Cap Strength: 1.70 C Lift Cond Lev (LCL): 838.06 mb = 1451.21 m = 4761.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 26 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 ---------------------------------------------------------- 0 955 489 290 5 4.7 -1.7 | 123 21 -17.8 11.5 1 925 673 270 19 19.0 -0.0 | 165 14 -3.5 13.2 2 850 1341 265 27 26.9 2.4 | 196 16 4.4 15.6 3 700 2823 275 23 22.9 -2.0 | 182 11 0.4 11.2 4 500 5240 270 50 50.0 -0.0 | 244 31 27.5 13.2 5 400 6760 270 54 54.0 -0.0 | 247 34 31.5 13.2 Wind Parameters Mean winds (0-6000m): 270.5 at 34.8 knts Storm direction: 300.5 at 26.1 knts Shear (0-3000m) pos: 0.7 neg: 4.7 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 92.1 deg Storm rel helicity (0-3000m) pos: 97.7 neg: -10.4 tot: 87.3 m^2/s^2 ave: 29.1 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 42.22 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 ------------------------------------------------------------------------------- 500 270 17 157 14| 0.0 18.8 18.8| 60.9 0.0 60.9 121.9 0.83| 19.2 15.9 1000 268 21 173 14| 0.0 11.4 11.4| 75.9 -0.6 75.3 75.3 0.82| 12.0 9.8 1500 268 22 180 14| 0.7 7.6 8.3| 75.9 -4.0 71.9 47.9 0.72| 8.7 6.2 2000 268 23 182 14| 1.0 5.7 6.7| 75.9 -7.9 68.0 34.0 0.63| 7.0 4.4 2500 270 23 183 13| 0.9 4.6 5.4| 81.2 -10.4 70.8 28.3 0.60| 6.2 3.7 3000 270 24 186 13| 0.7 4.7 5.5| 97.7 -10.4 87.3 29.1 0.64| 6.1 4.0 4000 271 27 199 14| 0.5 5.0 5.6|129.1 -10.4 118.8 29.7 0.64| 6.1 3.8 5000 271 31 214 15| 0.4 4.9 5.4|152.4 -10.4 142.1 28.4 0.59| 5.8 3.4 6000 270 35 224 18| 0.4 4.3 4.7|161.6 -10.4 151.3 25.2 0.58| 5.0 2.9 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20200328.12.gif