Forecaster: I.A.F. NCO Giuseppe PISCOPO WEATHER BRIEFING AUGUST 14th, 2015 Forecaster: I.A.F. NCO Giuseppe PISCOPO

L L L H L L H H 500hPa ANALISYS 500 hPa ANALISYS 00.00/Utc ANALISI A 500HPA ANALISI A 500HPA

L L H H L H Upper FCST (500hPa) Today 14:00 LT PREVISTA 500 HPA +12 UTC H H L H 3

SURFACE ANALISYS at 00.00/Utc SURFACE ANALISYS 00.00/Utc L L L H L H L L ANALISI AL SUOLO

LATEST SATELLITE HRV IMAGE 07.30 UTC /09.30 LT ANALISI A 500HPA

SIGNIFICANT WEATHER SFC-10000 FT Today 14:00 LT SKC/FEW CU SC 030/XXX AC/080/XXX PREVISTA 500 HPA +12 UTC RIETI FEW CU SC 030/060 FEW/SCT AC 070/XXX ISOL TCU/CB 020/XXX ISOL TSRA/SHRA MON INCLD 6

10m WIND AND TEMPERATURE 12.00 UTC 14.00 LT Vento a 850 hpa m +12 RIETI Vento a 850 hpa m +12

10m WIND AND TEMPERATURE 15.00 UTC 17.00 LT Vento a 850 hpa m +12 RIETI Vento a 850 hpa m +12

850 hPa WIND AND TEMPERATURE 12.00 UTC 14.00 LT RIETI Vento a 850 hpa m +12

850 hPa WIND AND TEMPERATURE 15.00 UTC 17.00 LT RIETI Vento a 850 hpa m +15

700 hPa WIND AND TEMPERATURE 12.00 UTC 14.00 LT RIETI Vento a 700 hpa m +12

700 hPa WIND AND TEMPERATURE 700 hPa WIND AND TEMPERATURE 15.00 UTC 17.00 LT 15.00 UTC 17.00 LT RIETI Vento a 700 hpa m +15

TOTAL CLOUD COVER TOTAL CLOUD COVER 12.00 UTC 12.00 UTC 14.00 LT 12.00 UTC 14.00 LT Nuvolosità tot +09 NUVOLOSITÀ TOTALE TOTAL CLOUD COVER RIETI

TOTAL CLOUD COVER NUVOLOSITÀ TOTALE TOTAL CLOUD COVER 15.00 UTC 17.00 LT NUVOLOSITÀ TOTALE TOTAL CLOUD COVER 15.00 UTC 17.00 LT Nuvolosità tot +15 RIETI 14

FCST SOUNDING OVER RIETI at 12.00/Utc - Unstable atm. from GND up to 12000 mt - Moderate thermal activity up to 2100-2300 mt - Weak capping inversion btwn 2200-2500 mt - Risk of SHRA/TSRA starting at 14.30 LT FCST SOUNDING OVER RIETI at 12.00/Utc - UNSTABLE ATM UP TO 6.000 mt - WEAK-MODERATE THERMAL ACTIVITY UP TO 3200-3400 mt HIGH RELATIVE HUMIDITY BETWEEN 2000 AND 5000 mt - RISK OF SHOWERS AND THUNDERSTORMS STARTING AT 16.30 LT MAINLY TO EAST-SOUTHEAST Sondaggio rieti +12 12.00 UTC FCST SOUNDING OVER RIETI at 12.00/Utc 19

CROSS SECTION OVER RIETI 2015/08/14 VRB WIND 12:00 UTC ASL 5000 m 2000 m 1800 m LIGHT VRB FREEZING LEVEL 4000-4100 m 4000 m SCT/BKN AcAs 3000 m 190/10 kt 3400 m 3200 m MOD 1-2 CU-SC 2000 m 190/07kt 2800 m 2600 m 4-6 CU ISOL TCU/CB 210/08 kt LGT RISK OF SHRA/TSRA 1000 m 1-2 CU-SC 500 m GND 398 m 200/06kt 1-2 CU-SC LOCAL TIME 1200 1300 1400 1500 1600 1700 1800 1900 TEMP 30°C 32°C 34°C 34°C 34°C 34°C 34°C 32°C