Flood Alert Info - River Monnow and tributaries in England

Area Description

River Monnow and tributaries in England.
This is a Flood Alert Area. For this area the highest level of flood notification that you will receive is a Flood Alert. No Flood Warnings or Severe Flood Warnings are issued for this area.
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There are no Flood Alerts currently in force for this area. See below for historical flood warnings.

Area Covered by this Flood Alert

The orange highlighted area on the map below outlines the area covered by this Flood Alert.
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Flood Alert History

Number of historic Flood Alerts that have previously been recorded for this area:
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Historical Flood Alert Messages for this Area

  • We have only been collating detailed flood messages since May 2017.
  • Each Flood Alert may have multiple updates. The messages listed below may therefore be greater than the number of alerts detailed in the Flood Alert table above.

Flood Alert issued on 29 Feb 2020 07:15
River Monnow
River levels have risen at the Peterchurch river gauge as a result of heavy rainfall. Consequently, flooding of roads and farmland is expected today, 29/02/20. Flooding is affecting low lying land and Roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We expect river levels to remain high for the next few days. We are closely monitoring the situation. Our incident response staff are checking defences. Please avoid using low lying footpaths near local watercourses. This message will be updated by 3pm on 29/02/20, or as the situation changes.


Flood Alert issued on 16 Feb 2020 17:31
River Monnow
River levels have peaked and are starting to fall at the Peterchurch & Grosmont river gauges as a result of Storm Dennis. Consequently, flooding of roads and farmland continues. Flooding is affecting low lying land and roads adjacent to the river from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We expect river levels to remain high over the next few days. We are closely monitoring the situation. Please avoid using low lying roads and footpaths near local watercourses. This message will be updated by 9am on Monday 17/02/20, or as the situation changes.


Flood Alert issued on 16 Feb 2020 08:59
River Monnow
River levels have risen at the Peterchurch & Grosmont river gauges as a result of Storm Dennis. Consequently, flooding of roads and farmland continues. Flooding is affecting low lying land and roads adjacent to the river from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We expect river levels to remain high over the next few days. We are closely monitoring the situation. Please avoid using low lying roads and footpaths near local watercourses. This message will be updated by 5pm on Sunday 16/02/20, or as the situation changes


Flood Alert issued on 15 Feb 2020 17:57
River Monnow
River levels have risen at the Peterchurch & Grosmont river gauges as a result of Storm Dennis. Consequently, flooding of roads and farmland continues. Flooding is affecting low lying land and roads adjacent to the river from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We expect river levels to remain high over the weekend. We are closely monitoring the situation. Please avoid using low lying roads and footpaths near local watercourses. This message will be updated by 9am on Sunday 16/02/20, or as the situation changes.


Flood Alert issued on 15 Feb 2020 08:50
River Monnow
This flood alert has been issued as Storm Dennis is forecast to bring heavy rainfall over the weekend, falling over already saturated catchments. Where intense rainfall does occur, flooding of low lying land is possible. Surface water flooding may also occur. We urge you to remain vigilant, avoid walking and driving through flood water. We are closely monitoring the situation and liaising with our professional partners. We will issue updates to this message if necessary. You can monitor your local weather conditions and river levels on the GOV.UK website. Please plan driving routes to avoid low lying roads near rivers, which may be flooded and avoid contact with flood water. This message will be updated by 6pm Saturday 15/02/2020 or if the situation changes.


Flood Alert issued on 14 Feb 2020 19:08
River Monnow
This flood alert has been issued as Storm Dennis is forecast to bring heavy rainfall over the weekend, falling over already saturated catchments. Where intense rainfall does occur, flooding of low lying land is possible. Surface water flooding may also occur. We urge you to remain vigilant, avoid walking and driving through flood water. We are closely monitoring the situation and liaising with our professional partners. We will issue updates to this message if necessary. You can monitor your local weather conditions and river levels on the GOV.UK website. Please plan driving routes to avoid low lying roads near rivers, which may be flooded and avoid contact with flood water. This message will be updated by 9am Saturday 15/02/2020 or if the situation changes


Flood Alert issued on 14 Feb 2020 15:11
River Monnow
This flood alert has been issued as Storm Dennis is forecast to bring heavy rainfall over the weekend, falling over already saturated catchments. Where intense rainfall does occur, flooding of low lying land is possible. Surface water flooding may also occur. We urge you to remain vigilant, avoid walking and driving through flood water. We are closely monitoring the situation and liaising with our professional partners. We will issue updates to this message and issue flood warnings if necessary. You can monitor your local weather conditions and river levels on the GOV.UK website. Our incident response staff are checking defences and clearing weed screens. Please plan driving routes to avoid low lying roads near rivers, which may be flooded and avoid contact with flood water. This message will be updated by 8pm 14/02/20 or if the situation changes


Flood Alert issued on 17 Jan 2020 08:35
River Monnow
The river level at the Peterchurch river gauge had risen as a result of rainfall in the last few days and is now falling. Further rain expected today 17/01/20, may cause river levels to rise again. If this occurs then flooding of roads and farmland is possible from today 17/01/20. Flooding may affect low lying land and roads adjacent to the river from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We are monitoring the situation and will update this message at 5pm 17/01/20.


Flood Alert issued on 16 Jan 2020 20:43
River Monnow
River levels have risen at the Peterchurch river gauge as a result of rainfall in the last few days. Further showers are expected in the next 24 hours. If forecast rain falls over the catchment and levels continue to rise, then flooding of roads and farmland is possible from overnight 16/01/20 into 17/01/20. Flooding may affect low lying land and roads adjacent to the river from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We are monitoring the situation and will update this message at 9am tomorrow morning 17/01/20.


Flood Alert issued on 14 Jan 2020 17:06
River Monnow
River levels have risen at the Peterchurch river gauge as a result of heavy rainfall. Consequently, flooding of roads and farmland is expected from 5pm today, Tuesday 14/01/20. Flooding is affecting low lying land and roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. Further rainfall is forecast over the next 12 hours. We expect river levels to remain high overnight tonight, Tuesday, 14/01/20. We are closely monitoring the situation. Please avoid using low lying footpaths near local watercourses and plan driving routes to avoid low lying roads near rivers, which may be flooded. This message will be updated by 9am on 15/01/20, or as the situation changes.


Flood Alert issued on 20 Dec 2019 14:19
River Monnow
River levels have risen at the Peterchurch river gauge as a result of heavy rainfall. Consequently, flooding of roads and farmland is expected. Flooding is affecting low lying land and Roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. Further rainfall is forecast over the next 48 hours. We expect river levels to remain high for the next few days. We are closely monitoring the situation. Please avoid using low lying footpaths near local watercourses. This message will be updated by 09:00 on 21/12/19, or as the situation changes.


Flood Alert issued on 19 Dec 2019 19:31
River Monnow
River levels have risen at the Peterchurch river gauge as a result of heavy rainfall. Consequently, flooding of roads and farmland is expected Thursday evening, 19/12/19. We expect flooding to affect low lying land and Roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We are closely monitoring the situation. Our incident response staff are clearing weed screens and checking defences. Please avoid using low lying footpaths near local watercourses and plan driving routes to avoid low lying roads near rivers, which may be flooded. This message will be updated by 09:00 on 20/12/19, or as the situation changes.


Flood Alert issued on 19 Dec 2019 08:05
River Monnow
River levels have risen at the Peterchurch river gauge as a result of heavy rainfall. Consequently, flooding of roads and farmland is expected during today Thursday into tomorrow, 20/12/19. Flooding is affecting low lying land and Roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. Further rainfall is forecast over the next 24 hours. We expect river levels to remain high until Saturday 21st December. We are closely monitoring the situation. Please avoid using low lying footpaths near local watercourses and plan driving routes to avoid low lying roads near rivers, which may be flooded. This message will be updated by 16:00 on 19/12/19, or as the situation changes.


Flood Alert issued on 27 Oct 2019 01:16
River Monnow
River levels are falling at the Grosmont river gauge following the recent heavy rainfall. Consequently, the risk of flooding is reducing. Flooding is affecting low lying land and roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We expect river levels to remain high until Sunday 27/10/19. We are closely monitoring the situation. This message will be updated by noon on 27/10/19, or as the situation changes.


Flood Alert issued on 26 Oct 2019 21:23
River Monnow
River levels are high but beginning to fall at the Grosmont river gauge following the recent heavy rainfall. Consequently, the risk of flooding remains. Flooding is affecting low lying land and roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We expect river levels to remain high throughout the weekend and into next week. We are closely monitoring the situation. This message will be updated by 4am on 27/10/19, or as the situation changes.


Flood Alert issued on 26 Oct 2019 13:15
River Monnow
River levels are rising at the Grosmont river gauge as a result of heavy rainfall. Consequently, the risk of flooding remains. Flooding is affecting low lying land and roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We expect river levels to remain high throughout the weekend and into next week. We are closely monitoring the situation. This message will be updated by 7pm on 26/10/19, or as the situation changes.


Flood Alert issued on 26 Oct 2019 09:17
River Monnow
River levels are rising at the Grosmont river gauge as a result of heavy rainfall. Consequently, flooding of roads and farmland is possible from 09:30 today, 26/10/19. Flooding is affecting low lying land and roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We expect river levels to remain high throughout the weekend and into next week. We are closely monitoring the situation. This message will be updated by 14:00 on 26/10/19, or as the situation changes.


Flood Alert issued on 5 Apr 2019 14:20
River Monnow
River levels remain high but are beginning to fall at the Peterchurch river gauge as a result of heavy rainfall. Flooding continues. Flooding is affecting low lying land and Roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. River levels are falling, but still pose a flood risk. We are closely monitoring the situation. Please avoid using low lying footpaths near local watercourses. This message will be updated this evening, 05/04/19, or as the situation changes.


Flood Alert issued on 5 Apr 2019 12:43
River Monnow
River levels have risen at the Peterchurch river gauge as a result of heavy rainfall. Consequently, flooding is imminent. Flooding is affecting low lying land and Roads adjacent to the River from Peterchurch to Rockfield. Other locations that may be affected include Eywas Harold and Grosmont. We expect river levels to remain high until this evening We are closely monitoring the situation. Please avoid using low lying footpaths near local watercourses. This message will be updated this afternoon, 05/04/19, or as the situation changes.


Flood Alert issued on 2 Jun 2018 07:46
River Monnow
This flood alert remains in force as localised thunderstorms are expected during Saturday. There is uncertainty over the amount of rainfall expected and location of these thunderstorms. Where thunderstorms do occur, flooding of low lying land can be expected. Surface water flooding may also affect these areas. We urge you to remain vigilant and avoid walking and driving through flood water. We are continuing to monitor the situation closely, and are liaising with our professional partners. We will issue updates to this message and flood warnings if necessary. Saturday's forecast is for scattered showers but there is a risk in some locations of thunderstorms occurring in the early part of the day, the overall outlook for the next couple of days is for improved weather conditions. You can monitor your local weather conditions and river levels on the GOV.UK website.


Flood Alert issued on 1 Jun 2018 19:09
River Monnow
This flood alert remains in force as heavy rain and thunderstorms are forecast overnight on Friday and into Saturday. There is uncertainty over the amount of rainfall expected and location of these thunderstorms. Where thunderstorms do occur, flooding of low lying land would be expected. Surface water flooding may also affect these areas. We urge you to remain vigilant and avoid walking and driving through flood water. We are continuing to monitor the situation closely, and are liaising with our professional partners. We will issue updates to this message and flood warnings if necessary. You can monitor your local weather conditions and river levels on the GOV.UK website.


Flood Alert issued on 1 Jun 2018 15:29
River Monnow
This flood alert remains in force as heavy rain and thunderstorms are forecast for your area for Friday afternoon and overnight into Saturday. There is uncertainty over the amount of rainfall expected and location of these thunderstorms. Where thunderstorms do occur, flooding of low lying land would be expected. Surface water flooding may also affect these areas. We urge you to remain vigilant and avoid walking and driving through flood water. We are continuing to monitor the situation closely, and are liaising with our professional partners. We will issue updates to this message and flood warnings if necessary. You can monitor your local weather conditions and river levels on the GOV.UK website.


Flood Alert issued on 1 Jun 2018 12:26
River Monnow
This flood alert remains in force as heavy rain and thunderstorms are forecast for your area for Friday afternoon and overnight into Saturday. There is uncertainty over the amount of rainfall expected and location of any of these thunderstorms. Flooding of low lying land would be expected. Surface water flooding may also affect these areas. We urge you to remain vigilant and avoid walking and driving through flood water. We are continuing to monitor the situation closely, and are liaising with our professional partners. We will issue Updates, further Flood Alerts and Flood Warnings if necessary. You can monitor your local weather conditions and river levels on the GOV.UK website.


Flood Alert issued on 1 Jun 2018 07:35
River Monnow
This flood alert remains in force as heavy rain and thunderstorms are forecast for your area for Friday afternoon and overnight into Saturday. There is uncertainty over the amount of rainfall expected and location of any of these thunderstorms. Flooding of low lying land would be expected. Surface water flooding may also affect these areas. We urge you to remain vigilant and avoid walking and driving through flood water. We are continuing to monitor the situation closely, and are liaising with our professional partners. We will issue Updates, further Flood Alerts and Flood Warnings if necessary. You can monitor your local weather conditions and river levels on the GOV.UK website.


Flood Alert issued on 31 May 2018 20:10
River Monnow
This flood alert has been issued as heavy rain and thunderstorms are forecast for your area for Thursday and overnight into Friday. There is uncertainty over the amount of rainfall expected and the location of any of these thunderstorms. Flooding of low lying land would be expected. Surface water flooding may also affect these areas. We urge you to remain vigilant and avoid walking and driving through flood water. We are continuing to monitor the situation closely, and are liaising with our professional partners. We will issue Updates, further Flood Alerts and Flood Warnings if necessary. You can monitor your local weather conditions and river levels on the GOV.UK website.


Flood Alert issued on 31 May 2018 18:20
River Monnow
This flood alert has been issued as heavy rain and thunderstorms are forecast for your area for Thursday and overnight into Friday. There is uncertainty over the amount of rainfall expected and the location of any of these thunderstorms. Flooding of low lying land would be expected. Surface water flooding may also affect these areas. We urge you to remain vigilant and avoid walking and driving through flood water. We are continuing to monitor the situation closely, and are liaising with our professional partners. We will issue Updates, further Flood Alerts and Flood Warnings if necessary. You can monitor your local weather conditions and river levels on the GOV.UK website.