UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for SP372... Searching the city database file for: SP372 ... Date:1200Z 2 DEC 25 Station: SP372 WMO ident: 84372 ------------------------------------------------------------------------------- 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 78 0 0 SFC 996 114 26.4 23.7 85 2.7 24.5 0 0 299.9 303.3 297.7 355.1 18.84 2 925 766 24.2 20.6 80 3.6 21.6 25 26 304.1 307.2 297.5 353.9 16.74 3 850 1504 20.0 14.0 68 6.0 16.0 10 18 307.1 309.3 295.0 343.0 11.91 4 700 3153 10.8 5.9 72 4.9 7.8 325 14 314.4 316.0 294.4 340.5 8.35 5 500 5870 -6.1 -10.9 69 4.8 -8.1 205 4 325.6 326.3 293.5 336.8 3.33 6 400 7590 -15.7 -23.7 50 8.0 -18.0 215 11 334.6 334.9 294.3 339.7 1.41 7 300 9700 -30.3 -38.3 46 8.0 -31.4 170 20 342.7 342.8 295.4 344.5 0.47 8 250 10970 -39.7 -52.7 24 13.0 -40.6 150 29 347.0 347.1 296.1 347.5 0.12 9 200 12450 -51.9 -58.9 43 7.0 -52.1 135 37 350.6 350.6 296.8 350.9 0.07 10 150 14250 -67.3 -74.3 36 7.0 -67.4 205 42 354.2 354.2 297.5 354.2 0.01 11 100 16590 -81.3 -87.3 35 6.0 -81.3 250 27 370.6 370.6 300.7 370.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 572.19 mb = 4889.31 m = 16040.84 ft Wetbulb zero: 601.96 mb = 4371.45 m = 14341.87 ft Precipitable water: 2.12 inches Sfc-500 mean rel hum: 72.02 % Est. max temperature: 33.78 C = 92.80 F Sfc-Lift cond lev (LCL): 958.10 mb = 455.80 m = 1495.39 ft T: 25.25 C 700-500 lapse rate: 6.22 C/km ThetaE index: 18.34 C Layer 925.0- 400.0 mb Conv cond level (CCL): 840.92 mb = 1595.24 m = 5233.65 ft Mean mixing ratio: 17.17 g/kg Conv temperature: 34.00 C = 93.20 F Cap Strength: 2.21 C Lifted Index: -4.42 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.89 C Lifted Index @700 mb: -0.76 C Showalter Index: -0.49 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.10 C Cross Totals Index: 20.10 C K Index: 35.20 Risk: > 80 % chance of thunderstorms Sweat Index: 208.00 Risk: None Energy Index: -1.22 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1280.90 J/kg Max Up Vert Vel: 50.61 m/s Conv Inhibition (B-): 67.05 J/kg Cap Strength: 2.21 C Lift Cond Lev (LCL): 899.73 mb = 1007.77 m = 3306.30 ft Lev Free Conv (LFC): 744.73 mb = 2626.94 m = 8618.48 ft Equ Level (EL): 154.73 mb = 14055.83 m = 46114.37 ft B at Equ Level: 1277.83 J/kg Wind level data Storm motion: 20 at 9 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 ---------------------------------------------------------- 0 996 114 0 0 -0.0 -0.0 | 200 9 3.3 8.9 1 925 766 25 26 -11.0 -23.6 | 28 17 -7.7 -14.6 2 850 1504 10 18 -3.1 -17.7 | 359 9 0.1 -8.8 3 700 3153 325 14 8.0 -11.5 | 283 12 11.3 -2.6 4 500 5870 205 4 1.7 3.6 | 202 13 4.9 12.5 5 400 7590 215 11 6.3 9.0 | 208 20 9.6 17.9 6 300 9700 170 20 -3.5 19.7 | 180 29 -0.2 28.6 7 250 10970 150 29 -14.5 25.1 | 162 36 -11.2 34.0 8 200 12450 135 37 -26.2 26.2 | 147 42 -22.9 35.1 9 150 14250 205 42 17.7 38.1 | 204 51 21.0 47.0 10 100 16590 250 27 25.4 9.2 | 238 34 28.6 18.2 Wind Parameters Mean winds (0-6000m): 350.1 at 12.7 knts Storm direction: 20.1 at 9.5 knts Shear (0-3000m) pos: 3.4 neg: 2.8 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 84.0 deg Storm rel helicity (0-3000m) pos: 18.2 neg: -50.3 tot: -32.2 m^2/s^2 ave: -10.7 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 8.4 stream: -0.7 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 168.26 Bulk Shear: 7.61 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 27 10 96 1| 20.5 0.0 20.5| 12.0 0.0 12.0 24.1 0.57| 21.7 12.4 1000 23 17 28 7| 10.2 1.2 11.5| 18.2 -9.5 8.6 8.6 0.37| 16.0 5.8 1500 20 18 20 8| 6.8 1.6 8.4| 18.2 -20.8 -2.7 -1.8 0.19| 12.7 2.5 2000 15 18 10 8| 5.1 2.3 7.4| 18.2 -30.7 -12.6 -6.3 0.07| 10.6 0.8 2500 11 17 359 8| 4.1 2.6 6.7| 18.2 -40.5 -22.3 -8.9 -0.02| 9.3 -0.2 3000 6 17 349 8| 3.4 2.8 6.2| 18.2 -50.3 -32.2 -10.7 -0.09| 8.4 -0.7 4000 356 16 327 8| 2.6 3.0 5.6| 18.2 -83.4 -65.2 -16.3 -0.23| 7.6 -1.8 5000 350 14 313 8| 2.0 2.6 4.7| 18.2-114.3 -96.1 -19.2 -0.32| 6.9 -2.2 6000 350 13 303 6| 1.7 2.1 3.8| 18.7-128.4-109.7 -18.3 -0.35| 6.1 -2.1 Wrote GIF file: /home/apache/climate/data/raob//SP372/skewt/SP372.skewt.20251202.12.gif