March Air Reserve Base

KRIV / RIV

Riverside, US

Current TAF Forecast

Raw TAF:
TAF KRIV 160410Z 1604/1710 VRB05KT 9999 SKC QNH2989INS BECMG 1608/1609 14004KT 9999 FEW080 QNH2991INS BECMG 1617/1618 31006KT 9999 SCT100 QNH2990INS BECMG 1620/1621 32009KT 9999 SCT120 SCT300 510003 QNH2986INS TEMPO 1622/1701 32012G20KT BECMG 1704/1705 VRB04KT 9999 SCT120 SCT300 QNH2993INS BECMG 1709/1710 VRB04KT 9999 SCT100 BKN270 QNH2993INS TX37/1622Z TN16/1613Z

Detailed TAF Table

Parameter
Tue
09:00Z
+-1h
Tue
10:00Z
+0h
Tue
11:00Z
+1h
Tue
12:00Z
+2h
Tue
13:00Z
+3h
Tue
14:00Z
+4h
Tue
15:00Z
+5h
Tue
16:00Z
+6h
Tue
17:00Z
+7h
Tue
18:00Z
+8h
Tue
19:00Z
+9h
Tue
20:00Z
+10h
Tue
21:00Z
+11h
Tue
22:00Z
+12h
Tue
23:00Z
+13h
Wed
00:00Z
+14h
Wed
01:00Z
+15h
Wed
02:00Z
+16h
Wed
03:00Z
+17h
Wed
04:00Z
+18h
Wed
05:00Z
+19h
Wed
06:00Z
+20h
Wed
07:00Z
+21h
Wed
08:00Z
+22h
Wind Dir
VRB
VRB
VRB
VRB
VRB
VRB
VRB
VRB
310°
NW
310°
NW
310°
NW
320°
NW
320°
NW
320°
NW
320°
NW
320°
NW
320°
NW
320°
NW
320°
NW
VRB
VRB
VRB
VRB
VRB
Wind Speed
5kt
5kt
5kt
5kt
5kt
5kt
5kt
5kt
6kt
6kt
6kt
9kt
9kt
12kt
G20kt
12kt
G20kt
12kt
G20kt
9kt
9kt
9kt
4kt
4kt
4kt
4kt
4kt
Visibility
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
10+ km
Weather
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
☀️ Clear
Clouds
CLR
CLR
CLR
CLR
CLR
CLR
CLR
CLR
SCT100
SCT100
SCT100
SCT120
SCT300
SCT120
SCT300
☀️ CLR
☀️ CLR
☀️ CLR
SCT120
SCT300
SCT120
SCT300
SCT120
SCT300
SCT120
SCT300
SCT120
SCT300
SCT120
SCT300
SCT120
SCT300
SCT120
SCT300
Ceiling
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
🌤️ Unlimited
Flight Rules VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR VFR
Day/Night
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
☀️
Day
🌇 18:06
☀️
Day
🌇 18:06
☀️
Day
🌇 18:06
🌙
Night
🌇 18:06
🌙
Night
🌇 18:06
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌙
Night
🌅 05:54
🌙
Night
🌅 05:54
🌙
Night
🌅 05:54
☀️
Day
🌅 05:54
☀️
Day
🌅 05:54
☀️
Day
Flight Rules
VFR: Visual Flight Rules
MVFR: Marginal VFR
IFR: Instrument Flight Rules
LIFR: Low IFR
Ceiling Colors
Red: < 500ft
Amber: 500-1000ft
Blue: 1000-3000ft
Green: > 3000ft
⛈️ TCU: Towering Cumulus
🌩️ CB: Cumulonimbus
+Nh: Hours from now%: Probability of occurrenceAGL: Above Ground Level

Forecast Periods

BASE
VFR
Wind
VRB° at 5 kt
Visibility
10+ km
Clouds
CLR
📖 Plain English Explanation:

This is the base forecast condition. Winds will be variable in direction at 5kt. Visibility will be excellent at 10+ km. Skies will be clear. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 2025-10-16 08:00:00 - 2025-10-16 09:00:00
VFR
Wind
140° at 4 kt
Visibility
10+ km
Clouds
FEW080
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the Southeast (140°) at 4kt. Visibility will be excellent at 10+ km. Few clouds at 8000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 2025-09-16 17:00:00 - 2025-09-16 18:00:00
VFR
Wind
310° at 6 kt
Visibility
10+ km
Clouds
SCT100
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the Northwest (310°) at 6kt. Visibility will be excellent at 10+ km. Scattered clouds at 10000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 2025-09-16 20:00:00 - 2025-09-16 21:00:00
VFR
Wind
320° at 9 kt
Visibility
10+ km
Clouds
SCT120 SCT300
📖 Plain English Explanation:

Conditions will gradually change to become: Winds from the Northwest (320°) at 9kt. Visibility will be excellent at 10+ km. Scattered clouds at 12000 feet, Scattered clouds at 30000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

TEMPO 2025-09-16 22:00:00 - 2025-09-17 01:00:00
VFR
Wind
320° at 12 kt
Gusts: 20 kt
📖 Plain English Explanation:

Temporary conditions (lasting less than an hour at a time) may include: Winds from the Northwest (320°) at 12kt. Gusts up to 20kt are expected. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 2025-09-17 04:00:00 - 2025-09-17 05:00:00
VFR
Wind
VRB° at 4 kt
Visibility
10+ km
Clouds
SCT120 SCT300
📖 Plain English Explanation:

Conditions will gradually change to become: Winds will be variable in direction at 4kt. Visibility will be excellent at 10+ km. Scattered clouds at 12000 feet, Scattered clouds at 30000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

BECMG 2025-09-17 09:00:00 - 2025-09-17 10:00:00
VFR
Wind
VRB° at 4 kt
Visibility
10+ km
Clouds
SCT100 BKN270
📖 Plain English Explanation:

Conditions will gradually change to become: Winds will be variable in direction at 4kt. Visibility will be excellent at 10+ km. Scattered clouds at 10000 feet, Broken clouds at 27000 feet. Conditions will be suitable for Visual Flight Rules (VFR) operations.

📚 Understanding TAF Forecasts

Terminal Aerodrome Forecast (TAF) provides detailed weather forecasts specifically for aviation operations. Our system translates complex meteorological codes into plain English to help pilots of all experience levels understand forecasted conditions.

What TAF Includes:

  • • Wind direction, speed, and gusts
  • • Visibility in statute miles or kilometers
  • • Weather phenomena (rain, snow, fog, thunderstorms)
  • • Cloud coverage types and altitudes
  • • Forecast changes with timing
  • • Flight rules categories (VFR/IFR)

Change Indicators Explained:

  • BASE - Main forecast conditions
  • FM - Permanent change from specific time
  • BECMG - Gradual change over 2-4 hours
  • TEMPO - Temporary changes (less than 1 hour)
  • PROB30/40 - 30% or 40% probability

🛩️ Flight Rules Categories

VFR

Visual Flight Rules

  • • Ceiling ≥ 3000 ft
  • • Visibility ≥ 5 miles
  • • Good for visual flying

MVFR

Marginal VFR

  • • Ceiling 1000-3000 ft
  • • Visibility 3-5 miles
  • • Caution for VFR

IFR

Instrument Flight Rules

  • • Ceiling 500-1000 ft
  • • Visibility 1-3 miles
  • • Instruments required

LIFR

Low IFR

  • • Ceiling < 500 ft
  • • Visibility < 1 mile
  • • Challenging conditions

💡 TAF Reading Tips

For Student Pilots:

  • • Focus on the plain English explanations above
  • • Pay attention to flight rules categories
  • • Look for wind direction relative to runway headings
  • • Check for temporary conditions (TEMPO)

For Experienced Pilots:

  • • Cross-reference with raw TAF for precise timing
  • • Consider probability forecasts for alternate planning
  • • Monitor BECMG periods for gradual changes
  • • Always check current METAR vs TAF forecast

Important: TAF forecasts should always be supplemented with current METAR observations, PIREPs, and other weather information for complete situational awareness. Weather can change rapidly, and forecasts have inherent limitations.